American Electric Power Company, Inc.
MX ˙ BMV ˙ US0255371017
SecurityMX:AEP / American Electric Power Company, Inc.
InstitutionPrincipal Financial Group Inc
Latest Disclosed Ownership673,149 shares
Latest Disclosed Value $ 88,236,371
Principal Financial Group Inc reports 0.12% decrease in ownership of AEP / American Electric Power Company, Inc.

On May 4, 2026 - Principal Financial Group Inc filed a 13F-HR form disclosing ownership of 673,149 shares of American Electric Power Company, Inc. (MX:AEP) valued at $88,236,371 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 673,954 shares of American Electric Power Company, Inc.. This represents a change in shares of -0.12% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

Upgrade to unlock premium data and export to Excel .

Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-04 2026-03-31 13F AMERICAN ELEC PWR COM 025537101 673,149 -805 -0.12 88,236 13.54 0.0471
2026-02-02 2025-12-31 13F AMERICAN ELEC PWR COM 025537101 673,954 24,247 3.73 77,714 6.32 0.0397
2025-11-04 2025-09-30 13F AMERICAN ELEC PWR COM 025537101 649,707 -2,178 -0.33 73,092 8.06 0.0369
2025-08-08 2025-06-30 13F AMERICAN ELEC PWR COM 025537101 651,885 38,997 6.36 67,640 1.00 0.0358
2025-04-28 2025-03-31 13F AMERICAN ELEC PWR COM 025537101 612,888 -3,210 -0.52 66,970 17.86 0.0376
2025-01-31 2024-12-31 13F AMERICAN ELEC PWR COM 025537101 616,098 -23,931 -3.74 56,823 -13.47 0.0310
2024-10-31 2024-09-30 13F AMERICAN ELEC PWR COM 025537101 640,029 19,081 3.07 65,667 20.53 0.0362
2024-07-29 2024-06-30 13F AMERICAN ELEC PWR COM 025537101 620,948 -13,995 -2.20 54,482 -0.34 0.0324
2024-04-29 2024-03-31 13F AMERICAN ELEC PWR COM 025537101 634,943 4,039 0.64 54,669 6.69 0.0321
2024-02-07 2023-12-31 13F AMERICAN ELEC PWR COM 025537101 630,904 8,517 1.37 51,242 9.46 0.0327
2023-11-02 2023-09-30 13F AMERICAN ELEC PWR COM 025537101 622,387 18,628 3.09 46,816 -7.91 0.0336
2023-08-07 2023-06-30 13F AMERICAN ELEC PWR COM 025537101 603,759 -19,640 -3.15 50,837 -10.38 0.0347
2023-05-09 2023-03-31 13F AMERICAN ELEC PWR COM 025537101 623,399 12,610 2.06 56,723 -2.19 0.0405
2023-02-09 2022-12-31 13F AMERICAN ELEC PWR COM 025537101 610,789 -21,900 -3.46 57,994 6.03 0.0437
2022-11-09 2022-09-30 13F AMERICAN ELEC PWR COM 025537101 632,689 13,822 2.23 54,696 -7.88 0.0435
2022-08-10 2022-06-30 13F AMERICAN ELEC PWR COM 025537101 618,867 -557,797 -47.40 59,374 -49.42 0.0439
2022-05-09 2022-03-31 13F AMERICAN ELEC PWR COM 025537101 1,176,664 571,336 94.38 117,396 117.98 0.0466
2022-05-09 2022-03-31 13F AMERICAN ELEC PWR COM 025537101 601,791 60,041
2022-02-09 2021-12-31 13F AMERICAN ELEC PWR COM 025537101 605,328 4,650 0.77 53,856 10.44 0.0321
2021-11-09 2021-09-30 13F AMERICAN ELEC PWR COM 025537101 600,678 7,362 1.24 48,763 -2.84 0.0318
2021-08-10 2021-06-30 13F AMERICAN ELEC PWR COM 025537101 593,316 13,845 2.39 50,189 2.26 0.0324
2021-05-10 2021-03-31 13F AMERICAN ELEC PWR COM 025537101 579,471 -50,070 -7.95 49,081 -6.37 0.0346
2021-02-23 2020-12-31 13F/A-1 AMERICAN ELEC PWR COM 025537101 629,541 -43,751 -6.50 52,422 -4.74 0.0388
2021-02-08 2020-12-31 13F AMERICAN ELEC PWR COM 025537101 629,541 -43,751 52,422 20,623.6227
2020-11-06 2020-09-30 13F AMERICAN ELEC PWR COM 025537101 673,292 -101,453 -13.10 55,028 -10.82 0.0463
2020-08-05 2020-06-30 13F AMERICAN ELEC PWR COM 025537101 774,745 68,781 9.74 61,701 9.28 0.0547
2020-05-12 2020-03-31 13F AMERICAN ELEC PWR COM 025537101 705,964 22,354 3.27 56,463 -12.61 0.0625
2020-02-05 2019-12-31 13F AMERICAN ELEC PWR COM 025537101 683,610 -80,149 -10.49 64,608 -9.71 0.0538
2019-11-13 2019-09-30 13F AMERICAN ELEC PWR COM 025537101 763,759 -59,715 -7.25 71,556 -1.27 0.0631
2019-08-12 2019-06-30 13F AMERICAN ELEC PWR COM 025537101 823,474 -29,269 -3.43 72,474 1.48 0.0652
2019-05-10 2019-03-31 13F AMERICAN ELEC PWR COM 025537101 852,743 145,360 20.55 71,417 35.08 0.0665
2019-02-14 2018-12-31 13F AMERICAN ELEC PWR COM 025537101 707,383 -258,588 -26.77 52,869 -22.78 0.0563
2018-11-14 2018-09-30 13F AMERICAN ELEC PWR COM 025537101 965,971 -172,687 -15.17 68,468 -13.17 0.0603
2018-08-13 2018-06-30 13F AMERICAN ELEC PWR COM 025537101 1,138,658 185,781 19.50 78,851 20.64 0.0725
2018-05-14 2018-03-31 13F AMERICAN ELEC PWR COM 025537101 952,877 -45,209 -4.53 65,358 -10.99 0.0628
2018-02-12 2017-12-31 13F AMERICAN ELEC PWR COM 025537101 998,086 20,090 2.05 73,430 6.89 0.0676
2017-11-02 2017-09-30 13F AMERICAN ELEC PWR COM 025537101 977,996 44,239 4.74 68,695 5.90 0.0666
2017-08-08 2017-06-30 13F AMERICAN ELEC PWR COM 025537101 933,757 240,204 34.63 64,868 39.32 0.0650
2017-05-11 2017-03-31 13F AMERICAN ELEC PWR COM 025537101 693,553 11,149 1.63 46,559 8.37 0.0560
2017-02-13 2016-12-31 13F AMERICAN ELEC PWR COM 025537101 682,404 -10,019 -1.45 42,964 -3.36 0.0545
2016-11-10 2016-09-30 13F AMERICAN ELEC PWR COM 025537101 692,423 16,222 2.40 44,460 -6.19 0.0587
2016-08-09 2016-06-30 13F AMERICAN ELEC PWR COM 025537101 676,201 5,143 0.77 47,395 6.37 0.0661
2016-05-10 2016-03-31 13F AMERICAN ELEC PWR COM 025537101 671,058 15,346 2.34 44,558 16.62 0.0647
2016-02-09 2015-12-31 13F AMERICAN ELEC PWR COM 025537101 655,712 -74,965 -10.26 38,208 -8.03 0.0568
2015-11-12 2015-09-30 13F/A-1 AMERICAN ELEC PWR COM 025537101 730,677 105,649 16.90 41,546 25.49 0.0653
2015-11-09 2015-09-30 13F AMERICAN ELEC PWR COM 025537101 730,677 41,546
2015-08-10 2015-06-30 13F AMERICAN ELEC PWR COM 025537101 625,028 -101,622 -13.98 33,108 -19.00 0.0494
2015-05-14 2015-03-31 13F/A-1 AMERICAN ELEC PWR COM 025537101 726,650 127,444 21.27 40,874 12.34 0.0609
2015-05-12 2015-03-31 13F AMERICAN ELEC PWR COM 025537101 726,650 40,874
2015-02-12 2014-12-31 13F AMERICAN ELEC PWR COM 025537101 599,206 -152,414 -20.28 36,383 -7.29 0.0565
2014-11-13 2014-09-30 13F AMERICAN ELEC PWR COM 025537101 751,620 -127,699 -14.52 39,242 -19.98 0.0666
2014-08-12 2014-06-30 13F AMERICAN ELEC PWR COM 025537101 879,319 223,950 34.17 49,040 47.71 0.0825
2014-05-13 2014-03-31 13F AMERICAN ELEC PWR COM 025537101 655,369 106,434 19.39 33,201 29.40 0.0592
2014-02-12 2013-12-31 13F AMERICAN ELEC PWR COM 025537101 548,935 -305 -0.06 25,657 7.76 0.0479
2013-11-05 2013-09-30 13F AMERICAN ELEC PWR COM 025537101 549,240 -11,408 -2.03 23,810 -5.16 0.0492
2013-08-12 2013-06-30 13F AMERICAN ELEC PWR COM 025537101 560,648 560,648 25,106 0.0556
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.