| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2024-03-08 | Capital World Investors | SOUTHWEST AIRLINES CO | 59,789,401 | 10.0% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | SOUTHWEST AIRLINES CO | 65,421,331 | 11.0% | EDGAR |
| SC 13G/A | 2024-02-12 | PRIMECAP MANAGEMENT CO/CA/ | SOUTHWEST AIRLINES CO | 49,444,947 | 8.3% | EDGAR |
| SC 13G | 2024-02-09 | Capital World Investors | SOUTHWEST AIRLINES CO | 53,569,646 | 9.0% | EDGAR |
| SC 13G/A | 2024-01-31 | BlackRock Inc. | SOUTHWEST AIRLINES CO | 32,943,061 | 5.5% | EDGAR |
| SC 13G/A | 2024-01-30 | STATE STREET CORP | SOUTHWEST AIRLINES CO | - | 6.8% | EDGAR |
| SC 13G/A | 2023-02-13 | BlackRock Inc. | SOUTHWEST AIRLINES CO | 35,569,761 | 6.0% | EDGAR |
| SC 13G/A | 2023-02-10 | STATE STREET CORP | SOUTHWEST AIRLINES CO | - | 6.7% | EDGAR |
| SC 13G/A | 2023-02-09 | PRIMECAP MANAGEMENT CO/CA/ | SOUTHWEST AIRLINES CO | 52,198,099 | 8.8% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | SOUTHWEST AIRLINES CO | 65,581,138 | 11.0% | EDGAR |
| SC 13G/A | 2022-02-11 | STATE STREET CORP | SOUTHWEST AIRLINES CO | - | 6.8% | EDGAR |
| SC 13G/A | 2022-02-10 | PRIMECAP MANAGEMENT CO/CA/ | SOUTHWEST AIRLINES CO | 54,290,429 | 9.2% | EDGAR |
| SC 13G | 2022-02-01 | BlackRock Inc. | SOUTHWEST AIRLINES CO | 32,756,987 | 5.5% | EDGAR |
| SC 13G/A | 2022-01-10 | VANGUARD GROUP INC | SOUTHWEST AIRLINES CO | 61,814,978 | 10.4% | EDGAR |
| SC 13G/A | 2021-02-12 | PRIMECAP MANAGEMENT CO/CA/ | SOUTHWEST AIRLINES CO | 65,213,818 | 11.0% | EDGAR |
| SC 13G | 2021-02-12 | STATE STREET CORP | SOUTHWEST AIRLINES CO | - | 7.3% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | SOUTHWEST AIRLINES CO | 51,587,663 | 8.7% | EDGAR |
| SC 13G | 2021-02-05 | BlackRock Inc. | SOUTHWEST AIRLINES CO | 34,717,820 | 5.9% | EDGAR |
| SC 13G/A | 2020-05-07 | BERKSHIRE HATHAWAY INC | SOUTHWEST AIRLINES CO | 0 | 0.0% | EDGAR |
| SC 13G | 2020-02-14 | STATE STREET CORP | SOUTHWEST AIRLINES CO | - | 7.4% | EDGAR |