SO SEC-Einreichungen - The Southern Company- Jahresbericht, Proxy Statement, Prospekt

Basisstatistiken

LEI	549300FC3G3YU2FBZD92
CIK	92122

SEC Filings

All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to The Southern Company

SEC Filings (Chronological Order)

Auf dieser Seite finden Sie eine vollständige, chronologische Liste der SEC-Einreichungen, mit Ausnahme der Eigentumseinreichungen, die wir an anderer Stelle bereitstellen.

May 20, 2026	SD	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report THE SOUTHERN COMPANY (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report THE SOUTHERN COMPANY (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organization) 1-3526 (Commission File Number) 58-0690070 (IRS Employer Identification No.) 30 Ivan Allen Jr. Blvd., N.W. Atlanta, Georgia (Address of princi
May 15, 2026	EX-3.1	CERTIFICATE OF AMENDMENT OF RESTATED CERTIFICATE OF INCORPORATION OF THE SOUTHERN COMPANY (Pursuant to Section 242 of the General Corporation Law of the State of Delaware) Exhibit 3.1 CERTIFICATE OF AMENDMENT OF RESTATED CERTIFICATE OF INCORPORATION OF THE SOUTHERN COMPANY (Pursuant to Section 242 of the General Corporation Law of the State of Delaware) The Southern Company, a Delaware corporation duly organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify that: 1. Article Third of the Restated Cert
May 15, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 13, 2026 Commission File Numb UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 13, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Delaw
May 15, 2026	EX-3.2	RESTATED CERTIFICATE OF INCORPORATION THE SOUTHERN COMPANY Exhibit 3.2 RESTATED CERTIFICATE OF INCORPORATION OF THE SOUTHERN COMPANY The Southern Company, a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware (the “Delaware General Corporation Law”), does hereby certify that: I. The present name of the corporation is The Southern Company. The corporation was incorporated under the name “Southeaste
May 5, 2026	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-31.B1	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(b)1 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, J.
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Company Gas for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.A1	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(a)1 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher C.
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	EX-99	Southern Company reports first-quarter 2026 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of The Southern Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the bes
April 30, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Georgia Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
April 30, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
April 30, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
April 30, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Mississippi Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to th
April 30, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
April 30, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
April 30, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Alabama Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the be
April 30, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Quarterly Report on Form 10-Q of Southern Power Company for the quarter ended March 31, 2026, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
April 30, 2026	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 ☐ TRANSITION REPORT PURSUANT TO Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
April 30, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
April 30, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
April 30, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) April 30, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
April 3, 2026	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin
April 3, 2026	DEF 14A	DEF 14A Our Company Over Capabilities in Approximately 46,000 MW 50 States 9 million 30,000 7 of generating capacity Customers Employees Electric & natural gas utilities Our Major Subsidiaries 1.
April 3, 2026	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin
April 3, 2026	ARS	ARS 2025 Annual Report1 Southern Company 2025 Annual Report Historic demand requires historic leadership.
March 23, 2026	PRE 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☑ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin
March 19, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 16, 2026 Commission File Nu UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) March 16, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A Del
March 19, 2026	EX-1.3	$1,300,000,000 Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 THE SOUTHERN COMPANY UNDERWRITING AGREEMENT Exhibit 1.3 $1,300,000,000 Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 THE SOUTHERN COMPANY UNDERWRITING AGREEMENT March 16, 2026 Citigroup Global Markets Inc. 388 Greenwich Street New York, New York 10013 J.P. Morgan Securities LLC 270 Park Avenue New York, New York 10017 Mizuho Securities USA LLC 1271 Avenue of the Americas New York, New York 10020 Mo
March 19, 2026	EX-4.4	THE SOUTHERN COMPANY COMPUTERSHARE TRUST COMPANY, N.A., SEVENTEENTH SUPPLEMENTAL INDENTURE DATED AS OF MARCH 19, 2026 SERIES 2026A 6.00% FIXED-TO-FIXED RESET RATE JUNIOR SUBORDINATED NOTES DUE APRIL 1, 2058 TABLE OF CONTENTS1 Exhibit 4.4 THE SOUTHERN COMPANY TO COMPUTERSHARE TRUST COMPANY, N.A., TRUSTEE SEVENTEENTH SUPPLEMENTAL INDENTURE DATED AS OF MARCH 19, 2026 $1,300,000,000 SERIES 2026A 6.00% FIXED-TO-FIXED RESET RATE JUNIOR SUBORDINATED NOTES DUE APRIL 1, 2058 TABLE OF CONTENTS1 PAGE ARTICLE 1 1 SECTION 101. Establishment 1 SECTION 102. Definitions 2 SECTION 103. Payment of Principal and Interest 4 SECTION 104. D
March 17, 2026	424B2	$1,300,000,000 Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 Filed Pursuant to Rule 424(b)(2) Registration No. 333-277138 PROSPECTUS SUPPLEMENT (To Prospectus dated February 16, 2024) $1,300,000,000 Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 The Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 (the “Series 2026A Junior Subordinated Notes”) will bear interest (i) from and i
March 17, 2026	EX-FILING FEES	Security Type Calculation of Filing Fee Tables S-3 SOUTHERN CO Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt Series 2026A 6.
March 16, 2026	424B5	SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED MARCH 16, 2026 Filed Pursuant to Rule 424(b)(5) Registration No. 333-277138 This Preliminary Prospectus Supplement and the accompanying Prospectus relate to an effective registration statement under the Securities Act of 1933, as amended, but the Preliminary Prospectus Supplement is not complete and may be changed. This Preliminary Prospectus Supplement and the accompanying Prospectus are not an offer to sell th
March 16, 2026	FWP	* Note: A securities rating is not a recommendation to buy, sell or hold securities and may be subject to revision or withdrawal at any time. The terms “Additional Interest,” “Five-Year Treasury Rate,” “Interest Reset Date,” “Interest Reset Period,” Filed Pursuant to Rule 433 Registration No. 333-277138 March 16, 2026 PRICING TERM SHEET (To Preliminary Prospectus Supplement dated March 16, 2026) Issuer: The Southern Company Security: Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058 Format: SEC Registered Trade Date: March 16, 2026 Expected Settlement Date: March 19, 2026 (T+3) Expected Ratings*: Baa2 (N
February 25, 2026	EX-10.6	DOE (Title XVII) GEORGIA POWER COMPANY DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.6 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2049 Loan Loan Guarantee Agreement, dated
February 25, 2026	EX-10.4	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.4 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between GEORGIA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.1	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.1 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between ALABAMA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.5	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.5 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, GEORGIA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Georgia, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	EX-10.3	FUTURE ADVANCE PROMISSORY NOTE DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.3 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2053 Loan Loan Guarantee Agreement, dated
February 25, 2026	EX-10.2	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.2 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, ALABAMA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Alabama, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	EX-10.2	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.2 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, ALABAMA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Alabama, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	EX-10.1	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.1 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between ALABAMA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.3	FUTURE ADVANCE PROMISSORY NOTE DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.3 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2053 Loan Loan Guarantee Agreement, dated
February 25, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A
February 25, 2026	EX-10.5	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.5 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, GEORGIA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Georgia, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A
February 25, 2026	EX-10.6	DOE (Title XVII) GEORGIA POWER COMPANY DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.6 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2049 Loan Loan Guarantee Agreement, dated
February 25, 2026	EX-10.4	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.4 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between GEORGIA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.1	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.1 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between ALABAMA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.5	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.5 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, GEORGIA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Georgia, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	EX-10.2	ARTICLE 1 DEFINITIONS AND RULES OF INTERPRETATION DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.2 NOTE PURCHASE AGREEMENT made as of February 20, 2026, by and among the FEDERAL FINANCING BANK ("FFB"), a body corporate and instrumentality of the United States of America, ALABAMA POWER COMPANY (the "Borrower"), a corporation duly organized and existing under the laws of the State of Alabama, and the SECRETARY OF ENERGY, acting through the Depar
February 25, 2026	EX-10.4	This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as o Exhibit 10.4 CUI//PROPIN EXECUTION VERSION This document and the contents herein are confidential and shall not be revealed to any party without a need to know the contents for the purpose of negotiating and approving a potential financing from FFB and DOE. LOAN GUARANTEE AGREEMENT dated as of February 20, 2026, between GEORGIA POWER COMPANY, as Borrower, and U.S. DEPARTMENT OF ENERGY, as Guaranto
February 25, 2026	EX-10.6	DOE (Title XVII) GEORGIA POWER COMPANY DOE (Title XVII) GEORGIA POWER COMPANY Exhibit 10.6 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2049 Loan Loan Guarantee Agreement, dated
February 25, 2026	EX-10.3	FUTURE ADVANCE PROMISSORY NOTE DOE (Title XVII) ALABAMA POWER COMPANY Exhibit 10.3 Note Date February 20, 2026 Place of Issue Washington, DC Last Day for an Advance (¶3) September 15, 2033 Maximum Principal Final Maturity Amount (¶4) $ Date (¶5) December 10, 2055 Payment March 10, June 10, First Dates September 10, Principal (¶7) & December 10 Payment of each year Date (¶8) December 10, 2053 Loan Loan Guarantee Agreement, dated
February 25, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 20, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A
February 19, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of The Southern Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best o
February 19, 2026	EX-23.D1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(d)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.F2	Consent of Independent Registered Public Accounting Firm Exhibit 23(f)2 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No.
February 19, 2026	EX-23.D1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(d)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.F1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(f)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.F2	Consent of Independent Registered Public Accounting Firm Exhibit 23(f)2 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No.
February 19, 2026	EX-23.B1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(b)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.B1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(b)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
February 19, 2026	EX-23.F1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(f)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.A1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(a)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos.
February 19, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
February 19, 2026	EX-31.C2	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(c)2 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Tyler M.
February 19, 2026	EX-24.D1	October 20, 2025 Exhibit 24(d)1 October 20, 2025 Mr. David P. Poroch The Southern Company 30 Ivan Allen Jr. Blvd., NW Atlanta, GA 30308 Ms. Melissa K. Caen Southern Company Services, Inc. 30 Ivan Allen Jr. Blvd., NW Atlanta, GA 30308 Mr. Poroch and Ms. Caen: Mississippi Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Se
February 19, 2026	EX-23.E1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(e)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.B1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(b)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-10.A17	DEFERRED COMPENSATION AGREEMENT Exhibit 10(a)17 DEFERRED COMPENSATION AGREEMENT THIS DEFERRED COMPENSATION AGREEMENT (“Agreement”) is made and entered into by THE SOUTHERN COMPANY (“Southern”) and SOUTHERN COMPANY SERVICES, INC.
February 19, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
February 19, 2026	EX-24.D1	October 20, 2025 Exhibit 24(d)1 October 20, 2025 Mr. David P. Poroch The Southern Company 30 Ivan Allen Jr. Blvd., NW Atlanta, GA 30308 Ms. Melissa K. Caen Southern Company Services, Inc. 30 Ivan Allen Jr. Blvd., NW Atlanta, GA 30308 Mr. Poroch and Ms. Caen: Mississippi Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Se
February 19, 2026	EX-23.E1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(e)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-4.A4	DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED Exhibit 4(a)4 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED As of December 31, 2025, The Southern Company (the “Company”) had the following series of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”): •Common Stock, Par Value $5.
February 19, 2026	EX-32.D	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(d) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Mississippi Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the b
February 19, 2026	EX-99	Southern Company reports fourth-quarter and full-year 2025 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
February 19, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Southern Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
February 19, 2026	EX-24.E1	November 3, 2025 Exhibit 24(e)1 November 3, 2025 Mr. Gary Kerr Southern Power Company 3535 Colonnade Parkway Birmingham, AL 35243 Mr. D. Matt Madison Southern Power Company 3535 Colonnade Parkway Birmingham, AL 35243 Ms. Melissa K. Caen Southern Company Services, Inc. 30 Ivan Allen Jr. Blvd, NW Atlanta, GA 30308 Mr. Kerr, Mr. Madison and Ms. Caen: Southern Power Company (the “Company”) proposes to file or join in
February 19, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Southern Company Gas for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best o
February 19, 2026	EX-32.E	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(e) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Southern Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
February 19, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
February 19, 2026	EX-23.F1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(f)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-4.A4	DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED Exhibit 4(a)4 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED As of December 31, 2025, The Southern Company (the “Company”) had the following series of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”): •Common Stock, Par Value $5.
February 19, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
February 19, 2026	EX-23.F1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(f)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-10.A16	CONSULTING AGREEMENT Exhibit 10(a)16 CONSULTING AGREEMENT This CONSULTING AGREEMENT (“Agreement”) is made and entered into as of August 11, 2025 by and between Southern Company Services, Inc.
February 19, 2026	EX-24.B1	January 23, 2026 Exhibit 24(b)1 600 North 18th Street Post Office Box 2641 Birmingham, Alabama 35291-0001 Tel 205 257 1000 January 23, 2026 David P.
February 19, 2026	EX-23.E1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(e)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-23.E1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(e)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
February 19, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
February 19, 2026	EX-23.A1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(a)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos.
February 19, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
February 19, 2026	EX-31.C1	GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(c)1 GEORGIA POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Kimberly S.
February 19, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Georgia Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-23.B1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(b)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-31.E1	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(e)1 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Christopher Cummiskey, certify that: 1.
February 19, 2026	EX-23.E1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(e)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-24.A1	Christopher C. Womack Chairman, President and Chief Executive Officer Exhibit 24(a)1 December 8, 2025 Laura O. Hewett and Melissa K. Caen Ms. Hewett and Ms. Caen: The Southern Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31, 2025 and (2)
February 19, 2026	EX-24.C1	- 2 - Exhibit 24(c)1 November 19, 2025 Tyler M. Cook, David P. Poroch and Melissa K. Caen Ladies and Mr. Poroch: Georgia Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31
February 19, 2026	EX-10.A16	CONSULTING AGREEMENT Exhibit 10(a)16 CONSULTING AGREEMENT This CONSULTING AGREEMENT (“Agreement”) is made and entered into as of August 11, 2025 by and between Southern Company Services, Inc.
February 19, 2026	EX-31.D2	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(d)2 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Matthew P.
February 19, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
February 19, 2026	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTI Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
February 19, 2026	EX-10.A17	DEFERRED COMPENSATION AGREEMENT Exhibit 10(a)17 DEFERRED COMPENSATION AGREEMENT THIS DEFERRED COMPENSATION AGREEMENT (“Agreement”) is made and entered into by THE SOUTHERN COMPANY (“Southern”) and SOUTHERN COMPANY SERVICES, INC.
February 19, 2026	EX-24.C1	- 2 - Exhibit 24(c)1 November 19, 2025 Tyler M. Cook, David P. Poroch and Melissa K. Caen Ladies and Mr. Poroch: Georgia Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31
February 19, 2026	EX-24.E1	November 3, 2025 Exhibit 24(e)1 November 3, 2025 Mr. Gary Kerr Southern Power Company 3535 Colonnade Parkway Birmingham, AL 35243 Mr. D. Matt Madison Southern Power Company 3535 Colonnade Parkway Birmingham, AL 35243 Ms. Melissa K. Caen Southern Company Services, Inc. 30 Ivan Allen Jr. Blvd, NW Atlanta, GA 30308 Mr. Kerr, Mr. Madison and Ms. Caen: Southern Power Company (the “Company”) proposes to file or join in
February 19, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
February 19, 2026	EX-32.F	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(f) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Southern Company Gas for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best o
February 19, 2026	EX-10.A17	DEFERRED COMPENSATION AGREEMENT Exhibit 10(a)17 DEFERRED COMPENSATION AGREEMENT THIS DEFERRED COMPENSATION AGREEMENT (“Agreement”) is made and entered into by THE SOUTHERN COMPANY (“Southern”) and SOUTHERN COMPANY SERVICES, INC.
February 19, 2026	EX-23.F1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(f)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-24.C1	- 2 - Exhibit 24(c)1 November 19, 2025 Tyler M. Cook, David P. Poroch and Melissa K. Caen Ladies and Mr. Poroch: Georgia Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31
February 19, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Alabama Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
February 19, 2026	EX-32.C	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(c) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Georgia Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-31.A2	THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(a)2 THE SOUTHERN COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, David P.
February 19, 2026	EX-31.B2	ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(b)2 ALABAMA POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Moses H.
February 19, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Alabama Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-10.A17	DEFERRED COMPENSATION AGREEMENT Exhibit 10(a)17 DEFERRED COMPENSATION AGREEMENT THIS DEFERRED COMPENSATION AGREEMENT (“Agreement”) is made and entered into by THE SOUTHERN COMPANY (“Southern”) and SOUTHERN COMPANY SERVICES, INC.
February 19, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
February 19, 2026	EX-31.F2	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(f)2 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Grace A.
February 19, 2026	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 19, 2026 Commission File UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) February 19, 2026 Commission File Number Registrant, State of Incorporation, Address and Telephone Number I.R.S. Employer Identification No. 1-3526 The Southern Company 58-0690070 (A
February 19, 2026	EX-99	Southern Company reports fourth-quarter and full-year 2025 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.
February 19, 2026	EX-23.C1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(c)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement No.
February 19, 2026	EX-31.F1	SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(f)1 SOUTHERN COMPANY GAS CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, James Y.
February 19, 2026	EX-32.B	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(b) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of Alabama Power Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best
February 19, 2026	EX-10.A13	TENTH AMENDMENT TO THE SOUTHERN COMPANY EMPLOYEE SAVINGS PLAN Exhibit 10(a)13 TENTH AMENDMENT TO THE SOUTHERN COMPANY EMPLOYEE SAVINGS PLAN WHEREAS, Southern Company Services, Inc.
February 19, 2026	EX-10.A17	DEFERRED COMPENSATION AGREEMENT Exhibit 10(a)17 DEFERRED COMPENSATION AGREEMENT THIS DEFERRED COMPENSATION AGREEMENT (“Agreement”) is made and entered into by THE SOUTHERN COMPANY (“Southern”) and SOUTHERN COMPANY SERVICES, INC.
February 19, 2026	EX-23.F2	Consent of Independent Registered Public Accounting Firm Exhibit 23(f)2 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No.
February 19, 2026	EX-24.A1	Christopher C. Womack Chairman, President and Chief Executive Officer Exhibit 24(a)1 December 8, 2025 Laura O. Hewett and Melissa K. Caen Ms. Hewett and Ms. Caen: The Southern Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31, 2025 and (2)
February 19, 2026	EX-31.D1	MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER Exhibit 31(d)1 MISSISSIPPI POWER COMPANY CERTIFICATION OF CHIEF EXECUTIVE OFFICER I, Pedro P.
February 19, 2026	EX-31.E2	SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER Exhibit 31(e)2 SOUTHERN POWER COMPANY CERTIFICATION OF CHIEF FINANCIAL OFFICER I, Gary Kerr, certify that: 1.
February 19, 2026	EX-24.C1	- 2 - Exhibit 24(c)1 November 19, 2025 Tyler M. Cook, David P. Poroch and Melissa K. Caen Ladies and Mr. Poroch: Georgia Power Company (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31
February 19, 2026	EX-24.F1	James Y. Kerr II Chairman, President and Chief Executive Officer Exhibit 24(f)1 October 22, 2025 Laura O. Hewett and Melissa K. Caen Ms. Hewett and Ms. Caen: Southern Company Gas (the “Company”) proposes to file or join in the filing of reports under the Securities Exchange Act of 1934, as amended, with the Securities and Exchange Commission with respect to the following: (1) the Company’s Annual Report on Form 10-K for the year ended December 31, 2025 and (2)
February 19, 2026	EX-32.A	CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 32(a) CERTIFICATION 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the accompanying Annual Report on Form 10-K of The Southern Company for the year ended December 31, 2025, we, the undersigned, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, to the best o
February 19, 2026	EX-23.A1	CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Exhibit 23(a)1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos.
February 19, 2026	EX-99	Southern Company reports fourth-quarter and full-year 2025 earnings Exhibit 99 Page 1 News Media Contact: Southern Company Media Relations 404-506-5333 or 1-866-506-5333 southerncompany.

IT:1SO	78,00 €
DE:SOT	77,42 €
GB:0L8A	90,89 $
AT:SOUT	77,42 €

SO / The Southern Company - SEC-Einreichungen, Jahresbericht, Proxy Statement

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