🕵️ Magnolia Oil & Gas Corp ($MGY)
SEC insider & ownership activity, last 12 months · CIK 1698990 · every row links its SEC filing
Over the last 12 months insiders sold $10.8M against $106K of open-market buying. Timothy D. Yang sold $4.4M in discretionary trades (Mar). State Street Corporation added 4.7% → 5.1%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
2 buyers, $106K (2 lots) · 7 sellers, $10.8M (7 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Timothy D. Yang | 0 | – | 1 | $4.4M | Mar 9, 2026 |
| Christopher G. Stavros | 0 | – | 1 | $3.5M | Mar 9, 2026 |
| Corales Brian | 0 | – | 1 | $961K | Mar 9, 2026 |
| Acosta Arcilia | 0 | – | 1 | $560K | Mar 9, 2026 |
| Dan F. Smith | 0 | – | 1 | $522K | Mar 9, 2026 |
| The Edward P Djerejian REV TR | 0 | – | 1 | $522K | Mar 10, 2026 |
| Szabo Shandell | 1 | $2K | 1 | $375K | Jun 1, 2026 |
| Ropp Ralph Lewis | 1 | $104K | 0 | – | Nov 11, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 14.4% | 13G | Apr 30, 2025 | filing ↗ | |
| Vanguard Portfolio Management | 7.0% | 13G | Apr 29, 2026 | filing ↗ | |
| State Street Corporation | 5.1% | 13G | May 12, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Shandell Szabo | $380K | Mar 30, 2026 | filing ↗ |
| The Edward P Djerejian REV TR | $522K | Mar 10, 2026 | filing ↗ |
| Dan F. Smith | $522K | Mar 9, 2026 | filing ↗ |
| Christopher G. Stavros | $3.5M | Mar 9, 2026 | filing ↗ |
| Corales Brian | $961K | Mar 9, 2026 | filing ↗ |
| Timothy D. Yang | $4.4M | Mar 9, 2026 | filing ↗ |
| Acosta Arcilia | $560K | Mar 9, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jul 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 22, 2026 | filing ↗ |
| Other events (8.01) | Jul 22, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 22, 2026 | filing ↗ |
| Other events (8.01) | Jul 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 20, 2026 | filing ↗ |
| Other events (8.01) | Jul 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 20, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 19, 2026 | filing ↗ |
| New financial obligation (2.03) | Jul 19, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Jul 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 19, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 8, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Earnings (2.02) | Feb 5, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 5, 2026 | filing ↗ |
| Earnings (2.02) | Oct 29, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 29, 2025 | filing ↗ |
| Earnings (2.02) | Jul 30, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 30, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 30, 2025 | filing ↗ |