Southwest Airlines Co.
MX ˙ BMV ˙ US8447411088
SecurityMX:LUV / Southwest Airlines Co.
InstitutionHsbc Holdings Plc
Latest Disclosed Ownership917,687 shares
Latest Disclosed Value $ 34,454,187
Hsbc Holdings Plc ownership in LUV / Southwest Airlines Co.

On April 30, 2026 - Hsbc Holdings Plc filed a 13F-HR form disclosing ownership of 917,687 shares of Southwest Airlines Co. (MX:LUV) valued at $34,454,187 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on March 20, 2026 disclosing 939,398 shares of Southwest Airlines Co.. This represents a change in shares of -2.31% during the quarter.

Hsbc Holdings Plc has a history of taking positions in derivatives of the underlying security (LUV) in the form of stock options. The firm currently holds call options representing 6,000 of underlying shares valued at $249,690 USD and put options representing 29,900 of underlying shares valued at $1,244,289 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

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.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

MX:LUV / Southwest Airlines Co. Historical Put/Call Ratio
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)
2026-04-30 2026-03-31 13F SOUTHWEST AIRLS COM 844741108 917,687 -21,711 -2.31 34,454 -11.47 0.0024
2026-03-20 2025-12-31 13F/A-1 SOUTHWEST AIRLS COM 844741108 939,398 180,719 23.82 38,916 61.34 0.0021
2026-03-06 2025-12-31 13F SOUTHWEST AIRLS COM 844741108 939,398 180,719 23.82 38,916 61.34 0.0018
2025-11-13 2025-09-30 13F SOUTHWEST AIRLS COM 844741108 758,679 -35,343 -4.45 24,120 -6.25 0.0133
2025-08-13 2025-06-30 13F SOUTHWEST AIRLS COM 844741108 794,022 -281,585 -26.18 25,729 -28.64 0.0155
2025-05-14 2025-03-31 13F SOUTHWEST AIRLS COM 844741108 1,075,607 134,773 14.32 36,052 13.89 0.0223
2025-02-14 2024-12-31 13F SOUTHWEST AIRLS COM 844741108 940,834 24,222 2.64 31,656 16.67 0.0184
2024-11-14 2024-09-30 13F SOUTHWEST AIRLS COM 844741108 916,612 214,429 30.54 27,131 35.07 0.0158
2024-08-12 2024-06-30 13F SOUTHWEST AIRLS COM 844741108 702,183 -260,341 -27.05 20,087 -28.48 0.0123
2024-05-15 2024-03-31 13F SOUTHWEST AIRLS COM 844741108 962,524 170,829 21.58 28,085 22.64 0.0190
2024-02-12 2023-12-31 13F SOUTHWEST AIRLS COM 844741108 791,695 -380,924 -32.48 22,901 -27.87 0.0200
2023-11-13 2023-09-30 13F SOUTHWEST AIRLS COM 844741108 1,172,619 -69,063 -5.56 31,748 -29.35 0.0330
2023-08-11 2023-06-30 13F SOUTHWEST AIRLS COM 844741108 1,241,682 52,667 4.43 44,939 16.37 0.0457
2023-05-15 2023-03-31 13F SOUTHWEST AIRLS COM 844741108 1,189,015 210,268 21.48 38,619 18.00 0.0463
2023-02-14 2022-12-31 13F SOUTHWEST AIRLS COM 844741108 978,747 250,071 34.32 32,728 43.55 0.0376
2022-11-14 2022-09-30 13F SOUTHWEST AIRLS COM 844741108 728,676 69,169 10.49 22,799 -4.39 0.0372
2022-08-11 2022-06-30 13F SOUTHWEST AIRLS COM 844741108 659,507 38,893 6.27 23,846 -16.32 0.0333
2022-05-16 2022-03-31 13F SOUTHWEST AIRLS COM 844741108 620,614 -57,974 -8.54 28,498 -2.01 0.0346
2022-02-11 2021-12-31 13F SOUTHWEST AIRLS COM 844741108 678,588 109,904 19.33 29,083 -1.29 0.0268
2021-11-12 2021-09-30 13F SOUTHWEST AIRLS COM 844741108 568,684 -347,649 -37.94 29,464 -39.40 0.0297
2021-08-13 2021-06-30 13F SOUTHWEST AIRLS COM 844741108 916,333 368,255 67.19 48,617 44.29 0.0518
2021-05-14 2021-03-31 13F SOUTHWEST AIRLS COM 844741108 548,078 -237,494 -30.23 33,693 -7.59 0.0396
2021-02-25 2020-12-31 13F/A-1 SOUTHWEST AIRLS COM 844741108 785,572 95,341 13.81 36,460 39.36 0.0486
2021-02-12 2020-12-31 13F SOUTHWEST AIRLS COM 844741108 916,972 226,741 42,549 10,102.6966
2020-11-12 2020-09-30 13F SOUTHWEST AIRLS COM 844741108 690,231 58,402 9.24 26,163 21.15 0.0417
2020-08-14 2020-06-30 13F SOUTHWEST AIRLS COM 844741108 631,829 43,836 7.46 21,596 2.96 0.0410
2020-05-15 2020-03-31 13F SOUTHWEST AIRLS COM 844741108 587,993 118,060 25.12 20,975 -17.89 0.0487
2020-02-14 2019-12-31 13F SOUTHWEST AIRLS COM 844741108 469,933 87,150 22.77 25,545 23.56 0.0444
2019-11-14 2019-09-30 13F SOUTHWEST AIRLS COM 844741108 382,783 -72,149 -15.86 20,675 -10.50 0.0386
2019-08-13 2019-06-30 13F SOUTHWEST AIRLS COM 844741108 454,932 35,791 8.54 23,101 6.17 0.0439
2019-05-15 2019-03-31 13F SOUTHWEST AIRLS COM 844741108 419,141 -57,974 -12.15 21,758 -1.89 0.0397
2019-02-13 2018-12-31 13F SOUTHWEST AIRLS COM 844741108 477,115 103,619 27.74 22,177 -4.92 0.0410
2018-11-13 2018-09-30 13F SOUTHWEST AIRLS COM 844741108 373,496 -224,879 -37.58 23,325 -23.39 0.0375
2018-08-10 2018-06-30 13F SOUTHWEST AIRLS COM 844741108 598,375 -113,544 -15.95 30,445 -25.34 0.0542
2018-05-11 2018-03-31 13F SOUTHWEST AIRLS COM 844741108 711,919 -305,822 -30.05 40,780 -38.78 0.0607
2018-02-14 2017-12-31 13F SOUTHWEST AIRLS COM 844741108 1,017,741 378,926 59.32 66,612 86.27 0.0964
2017-11-14 2017-09-30 13F SOUTHWEST AIRLS COM 844741108 638,815 107,211 20.17 35,761 8.26 0.0573
2017-08-14 2017-06-30 13F SOUTHWEST AIRLS COM 844741108 531,604 96,684 22.23 33,034 41.22 0.0607
2017-05-15 2017-03-31 13F SOUTHWEST AIRLS COM 844741108 434,920 14,846 3.53 23,392 11.72 0.0489
2017-02-09 2016-12-31 13F SOUTHWEST AIRLS COM 844741108 420,074 -68,747 -14.06 20,938 10.79 0.0488
2016-11-14 2016-09-30 13F SOUTHWEST AIRLS COM 844741108 488,821 6,937 1.44 18,899 0.27 0.0470
2016-08-12 2016-06-30 13F SOUTHWEST AIRLS COM 844741108 481,884 847 0.18 18,849 -12.65 0.0518
2016-05-13 2016-03-31 13F SOUTHWEST AIRLS COM 844741108 481,037 2,635 0.55 21,578 4.59 0.0608
2016-02-12 2015-12-31 13F SOUTHWEST AIRLS COM 844741108 478,402 -45,069 -8.61 20,632 3.79 0.0497
2015-11-12 2015-09-30 13F SOUTHWEST AIRLS COM 844741108 523,471 128,478 32.53 19,879 52.00 0.0501
2015-08-13 2015-06-30 13F SOUTHWEST AIRLS COM 844741108 394,993 -327,805 -45.35 13,078 -59.17 0.0267
2015-05-14 2015-03-31 13F SOUTHWEST AIRLS COM 844741108 722,798 185,338 34.48 32,028 40.83 0.0615
2015-02-13 2014-12-31 13F SOUTHWEST AIRLS COM 844741108 537,460 139,496 35.05 22,742 69.25 0.0472
2014-11-18 2014-09-30 13F SOUTHWEST AIRLS COM 844741108 397,964 -703,888 -63.88 13,437 -54.62 0.0281
2014-08-14 2014-06-30 13F SOUTHWEST AIRLS COM 844741108 1,101,852 262,425 31.26 29,613 49.62 0.0640
2014-05-14 2014-03-31 13F SOUTHWEST AIRLS COM 844741108 839,427 476,907 131.55 19,792 189.82 0.0473
2014-02-14 2013-12-31 13F SOUTHWEST AIRLS COM 844741108 362,520 -4,255 -1.16 6,829 27.84 0.0178
2013-11-14 2013-09-30 13F SOUTHWEST AIRLS COM 844741108 366,775 48,344 15.18 5,342 30.13 0.0146
2013-10-10 2013-06-30 13F/A-1 SOUTHWEST AIRLS COM 844741108 318,431 103,209 47.95 4,105 41.50 0.0124
2013-08-14 2013-06-30 13F SOUTHWEST AIRLS COM 844741108 318,431 4,105
2013-10-10 2013-03-31 13F/A-1 SOUTHWEST AIRLS COM 844741108 215,222 83,223 63.05 2,901 114.73 0.0106
2013-05-22 2013-03-31 13F SOUTHWEST AIRLS COM 844741108 221,454 2,985
2013-06-17 2012-12-31 13F/A-1 SOUTHWEST AIRLS COM 844741108 131,999 -7,257 1,351 0.0052
2013-10-10 2012-12-31 13F/A-2 SOUTHWEST AIRLS COM 844741108 131,999 -7,257 -5.21 1,351 10.65 0.0052
2013-06-21 2012-09-30 13F/A-1 SOUTHWEST AIRLS COM 844741108 139,256 1,565 1,221 0.0048
2013-10-11 2012-09-30 13F/A-2 SOUTHWEST AIRLS COM 844741108 139,256 1,565 1.14 1,221 -3.78 0.0048
2013-10-11 2012-06-30 13F/A-1 SOUTHWEST AIRLS COM 844741108 137,691 -169,716 -55.21 1,269 -49.90 0.0058
2013-10-11 2012-03-31 13F/A-1 SOUTHWEST AIRLS COM 844741108 307,407 307,407 2,533 0.0111
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-03-20 2025-12-31 13F/A SOUTHWEST AIRLS COM Call 6,000 5,900.00 250 8,200.00 n/a n/a n/a
2026-03-06 2025-12-31 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 n/a n/a n/a
2025-11-13 2025-09-30 13F SOUTHWEST AIRLS COM Call 100 3 n/a n/a n/a
2025-08-13 2025-06-30 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2025-05-14 2025-03-31 13F SOUTHWEST AIRLS COM Call 100 -99.81 3 -99.83 n/a n/a n/a
2025-02-14 2024-12-31 13F SOUTHWEST AIRLS COM Call 52,800 1,781 n/a n/a n/a
2024-08-12 2024-06-30 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2024-05-15 2024-03-31 13F SOUTHWEST AIRLS COM Call 333,900 221.06 9,747 223.14 n/a n/a n/a
2024-02-12 2023-12-31 13F SOUTHWEST AIRLS COM Call 104,000 101.55 3,016 115.89 n/a n/a n/a
2023-11-13 2023-09-30 13F SOUTHWEST AIRLS COM Call 51,600 115.00 1,397 61.13 n/a n/a n/a
2023-08-11 2023-06-30 13F SOUTHWEST AIRLS COM Call 24,000 -78.59 868 -76.10 n/a n/a n/a
2023-05-15 2023-03-31 13F SOUTHWEST AIRLS COM Call 112,100 -23.79 3,628 -25.84 n/a n/a n/a
2023-02-14 2022-12-31 13F SOUTHWEST AIRLS COM Call 147,100 320.29 4,893 349.63 n/a n/a n/a
2022-11-14 2022-09-30 13F SOUTHWEST AIRLS COM Call 35,000 1,088 n/a n/a n/a
2021-11-12 2021-09-30 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2021-08-13 2021-06-30 13F SOUTHWEST AIRLS COM Call 6,300 -87.40 335 -89.09 n/a n/a n/a
2021-05-14 2021-03-31 13F SOUTHWEST AIRLS COM Call 50,000 3,071 n/a n/a n/a
2020-08-14 2020-06-30 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2020-05-15 2020-03-31 13F SOUTHWEST AIRLS COM Call 30,100 -35.82 1,081 -57.31 n/a n/a n/a
2020-02-14 2019-12-31 13F SOUTHWEST AIRLS COM Call 46,900 -30.21 2,532 -30.23 n/a n/a n/a
2019-11-14 2019-09-30 13F SOUTHWEST AIRLS COM Call 67,200 314.81 3,629 340.95 n/a n/a n/a
2019-08-13 2019-06-30 13F SOUTHWEST AIRLS COM Call 16,200 -39.33 823 -40.62 n/a n/a n/a
2019-05-15 2019-03-31 13F SOUTHWEST AIRLS COM Call 26,700 -83.56 1,386 -81.64 n/a n/a n/a
2019-02-13 2018-12-31 13F SOUTHWEST AIRLS COM Call 162,400 18.02 7,548 -12.16 n/a n/a n/a
2018-11-13 2018-09-30 13F SOUTHWEST AIRLS COM Call 137,600 0.00 8,593 22.74 n/a n/a n/a
2018-08-10 2018-06-30 13F SOUTHWEST AIRLS COM Call 137,600 39.55 7,001 23.96 n/a n/a n/a
2018-05-11 2018-03-31 13F SOUTHWEST AIRLS COM Call 98,600 5,648 n/a n/a n/a
2018-02-14 2017-12-31 13F SOUTHWEST AIRLS COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F SOUTHWEST AIRLS COM Call 111,100 103.11 6,219 82.97 n/a n/a n/a
2017-08-14 2017-06-30 13F SOUTHWEST AIRLS COM Call 54,700 7,714.29 3,399 8,615.38 n/a n/a n/a
2017-05-15 2017-03-31 13F SOUTHWEST AIRLS COM Call 700 -99.35 39 -99.27 n/a n/a n/a
2017-02-09 2016-12-31 13F SOUTHWEST AIRLS COM Call 107,200 21,340.00 5,343 28,021.05 n/a n/a n/a
2016-11-14 2016-09-30 13F SOUTHWEST AIRLS COM Call 500 0.00 19 0.00 n/a n/a n/a
2016-08-12 2016-06-30 13F SOUTHWEST AIRLS COM Call 500 0.00 19 -13.64 n/a n/a n/a
2016-05-13 2016-03-31 13F SOUTHWEST AIRLS COM Call 500 -99.89 22 -99.88 n/a n/a n/a
2016-02-12 2015-12-31 13F SOUTHWEST AIRLS COM Call 440,900 21,945.00 18,986 24,881.58 n/a n/a n/a
2015-11-12 2015-09-30 13F SOUTHWEST AIRLS COM Call 2,000 76 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-03-20 2025-12-31 13F/A SOUTHWEST AIRLS COM Put 29,900 1,244 n/a n/a n/a
2024-05-15 2024-03-31 13F SOUTHWEST AIRLS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-02-12 2023-12-31 13F SOUTHWEST AIRLS COM Put 29,900 -54.00 867 -50.74 n/a n/a n/a
2023-11-13 2023-09-30 13F SOUTHWEST AIRLS COM Put 65,000 1,760 n/a n/a n/a
2021-05-14 2021-03-31 13F SOUTHWEST AIRLS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2021-02-25 2020-12-31 13F/A SOUTHWEST AIRLS COM Put 131,400 110.58 6,089 156.70 n/a n/a n/a
2020-11-12 2020-09-30 13F SOUTHWEST AIRLS COM Put 62,400 -55.52 2,372 -50.53 n/a n/a n/a
2020-08-14 2020-06-30 13F SOUTHWEST AIRLS COM Put 140,300 -33.98 4,795 -37.15 n/a n/a n/a
2020-05-15 2020-03-31 13F SOUTHWEST AIRLS COM Put 212,500 32.73 7,629 -11.72 n/a n/a n/a
2020-02-14 2019-12-31 13F SOUTHWEST AIRLS COM Put 160,100 368.13 8,642 367.89 n/a n/a n/a
2019-11-14 2019-09-30 13F SOUTHWEST AIRLS COM Put 34,200 8.92 1,847 15.87 n/a n/a n/a
2019-08-13 2019-06-30 13F SOUTHWEST AIRLS COM Put 31,400 -72.55 1,594 -73.16 n/a n/a n/a
2019-05-15 2019-03-31 13F SOUTHWEST AIRLS COM Put 114,400 -61.66 5,939 -57.18 n/a n/a n/a
2019-02-13 2018-12-31 13F SOUTHWEST AIRLS COM Put 298,400 33.45 13,870 -0.67 n/a n/a n/a
2018-11-13 2018-09-30 13F SOUTHWEST AIRLS COM Put 223,600 31.37 13,964 61.25 n/a n/a n/a
2018-08-10 2018-06-30 13F SOUTHWEST AIRLS COM Put 170,200 118.21 8,660 93.82 n/a n/a n/a
2018-05-11 2018-03-31 13F SOUTHWEST AIRLS COM Put 78,000 4,468 n/a n/a n/a
2018-02-14 2017-12-31 13F SOUTHWEST AIRLS COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F SOUTHWEST AIRLS COM Put 51,200 4,166.67 2,866 3,721.33 n/a n/a n/a
2017-08-14 2017-06-30 13F SOUTHWEST AIRLS COM Put 1,200 75 n/a n/a n/a
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.