Magnolia Oil & Gas Corporation Class A Common Stock (MGY) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for MGY. 13F holdings as of 2026-03-31.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 29,491,149 | $931M | INCREASED |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 12,983,395 | $410M | NEW |
| AMERICAN CENTURY COMPANIES INC | 10,509,240 | $332M | DECREASED |
| STATE STREET CORP | 9,496,275 | $300M | INCREASED |
| VANGUARD CAPITAL MANAGEMENT LLC | 7,188,424 | $227M | NEW |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Shandell Szabo (Director) | BUY | 86 | $2K | 2026-06-01 |
| Arcilia Acosta (Director) | AWARD | 72 | 2026-06-01 | |
| James R Larson (Director) | AWARD | 6,320 | 2026-05-08 | |
| Shandell Szabo (Director) | AWARD | 6,320 | 2026-05-08 | |
| David M. Khani (Director) | AWARD | 6,320 | 2026-05-08 |
Full institutional holdings, insider history, and congressional trades for Magnolia Oil & Gas Corporation Class A Common Stock on SentiSense.