西南航空公司
MX ˙ BMV ˙ US8447411088
SecurityMX:LUV / Southwest Airlines Co.
InstitutionVirtu Financial LLC
Latest Disclosed Ownership55,536 shares
Latest Disclosed Value $ 2,086
Virtu Financial LLC ownership in LUV / Southwest Airlines Co.

On May 14, 2026 - Virtu Financial LLC filed a 13F-HR form disclosing ownership of 55,536 shares of Southwest Airlines Co. (MX:LUV) valued at $2,086 USD as of March 31, 2026. The entity filed a previous 13F-HR on November 14, 2025 disclosing 0 shares of Southwest Airlines Co..

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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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)
2026-05-14 2026-03-31 13F SOUTHWEST AIRLS COM 844741108 55,536 55,536 2 0.0864
2025-11-14 2025-09-30 13F OUTHWEST AIRLS COM 844741108 0 -7,304 -100.00 0 0.0000
2025-08-12 2025-06-30 13F OUTHWEST AIRLS COM 844741108 7,304 7,304 0 0.0121
2025-02-11 2024-12-31 13F SOUTHWEST AIRLS COM 844741108 0 -117,521 -100.00 0 -100.00
2024-11-20 2024-09-30 13F SOUTHWEST AIRLS COM 844741108 117,521 117,521 3 0.1918
2024-08-09 2024-06-30 13F SOUTHWEST AIRLS COM 844741108 0 -109,244 -100.00 0 -100.00
2024-05-20 2024-03-31 13F SOUTHWEST AIRLS COM 844741108 109,244 109,244 3 0.2436
2024-02-26 2023-12-31 13F SOUTHWEST AIRLS COM 844741108 0 -30,385 -100.00 0 0.0000
2023-11-15 2023-09-30 13F SOUTHWEST AIRLS COM 844741108 30,385 30,385 1 0.0818
2023-05-01 2023-03-31 13F SOUTHWEST AIRLS COM 844741108 0 -72,729 -100.00 0 -100.00
2023-02-15 2022-12-31 13F SOUTHWEST AIRLS COM 844741108 72,729 32,101 79.01 2 -99.84 0.3241
2022-11-07 2022-09-30 13F SOUTHWEST AIRLS COM 844741108 40,628 11,146 37.81 1,253 17.65 0.1148
2022-08-09 2022-06-30 13F SOUTHWEST AIRLS COM 844741108 29,482 29,482 1,065 0.0905
2021-11-12 2021-09-30 13F SOUTHWEST AIRLS COM 844741108 0 -35,238 -100.00 0 -100.00
2021-09-17 2021-06-30 13F SOUTHWEST AIRLS COM 844741108 35,238 29,043 468.81 1,871 394.97 0.1818
2021-05-19 2021-03-31 13F SOUTHWEST AIRLS COM 844741108 6,195 6,195 378 0.0268
2021-02-24 2020-12-31 13F SOUTHWEST AIRLS COM 844741108 0 -28,459 -100.00 0 -100.00
2020-12-11 2020-09-30 13F SOUTHWEST AIRLS COM 844741108 28,459 28,459 1,067 0.1830
2020-08-07 2020-06-30 13F SOUTHWEST AIRLS COM 844741108 0 -25,432 -100.00 0 -100.00
2020-02-04 2019-12-31 13F SOUTHWEST AIRLS COM 844741108 25,432 11,021 76.48 1,373 76.25 0.1334
2019-11-20 2019-09-30 13F SOUTHWEST AIRLS COM 844741108 14,411 4,617 47.14 779 56.74 0.0608
2019-08-13 2019-06-30 13F SOUTHWEST AIRLS COM 844741108 9,794 556 6.02 497 3.54 0.0291
2019-04-12 2019-03-31 13F SOUTHWEST AIRLS COM 844741108 9,238 1,111 13.67 480 26.98 0.0272
2019-01-16 2018-12-31 13F SOUTHWEST AIRLS COM 844741108 8,127 -14,431 -63.97 378 -67.07 0.0204
2018-07-30 2018-06-30 13F/A-1 SOUTHWEST AIRLS COM 844741108 22,558 22,558 177.57 1,148 203.70 0.0689
2018-05-14 2018-03-31 13F SOUTHWEST AIRLS COM 844741108 0 -9,543 -100.00 0 -100.00
2018-02-09 2017-12-31 13F SOUTHWEST AIRLS COM 844741108 9,543 5,753 151.79 625 194.81 0.0331
2017-11-17 2017-09-30 13F/A-1 SOUTHWEST AIRLS COM 844741108 3,790 3,790 212 0.0105
2017-11-15 2017-09-30 13F SOUTHWEST AIRLS COM 844741108 3,790 212
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.