Magnolia Oil & Gas Corp
MGY- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001698990
In the last 90 days, Magnolia Oil & Gas Corp insiders filed 3 open-market purchases and 0 sales; 411 institutions reported holding it in 13F filings for Q2 2026, worth $5.28B in total; no superinvestor holds it.
Key figures
- Insider buysLast 90 days, $324.6K in total
- 3
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +12 vs. previous quarter
- 411
- 13F valueReported value at the end of Q2 2026
- $5.28B
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding MGY, Q2 2026
No superinvestor reported holding MGY at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Magnolia Oil & Gas Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 3, 2026 (view filing)4:42 PM ET | Sep 1 | 2 days | Khani David M.Director | PPurchaseClass A Common Stock | +54 | $26.78 | +$1.45K | +0.2%30.7K after | |
| Aug 11, 2026 (view filing)4:27 PM ET | Aug 7 | 4 days | Ropp Ralph LewisDirector | PPurchaseClass A Common Stock | +5.00K | $24.63 | +$123.1K | +23.8%26.0K after | |
| Aug 11, 2026 (view filing)4:25 PM ET | Aug 7 | 4 days | Khani David M.Director | PPurchaseClass A Common Stock | +8.00K | $25.00 | +$200.0K | +35.4%30.6K after | |
| Jun 3, 2026 (view filing) | Jun 1 | 2 days | Szabo ShandellDirector | PPurchaseClass A Common Stock | +86 | $27.44 | +$2.36K | +0.4%20.7K after | |
| Mar 31, 2026 (view filing) | Mar 30 | 1 day | Szabo ShandellDirector | SSaleClass A Common Stock | −11.7K | $31.98 | −$375.2K | −45.1%14.3K after | |
| Mar 11, 2026 (view filing) | Mar 9 | 2 days | Corales BrianSVP & CHIEF FINANCIAL OFFICER | SSaleClass A Common Stock | −33.0K | $29.12 | −$961.0K | −15.2%184.2K after | |
| Mar 11, 2026 (view filing) | Mar 9 | 2 days | Acosta ArciliaDirector | SSaleClass A Common Stock | −19.2K | $29.10 | −$559.7K | −13.0%128.2K after | |
| Mar 11, 2026 (view filing) | Mar 9 | 2 days | Yang Timothy D.EVP, CHIEF LEGAL & COMM & SEC | SSaleClass A Common Stock | −150.0K | $29.29 | −$4.39M | −22.2%526.7K after | |
| Mar 11, 2026 (view filing) | Mar 9 | 2 days | Stavros Christopher GCEO & CHAIRMAN | SSaleClass A Common Stock | −120.0K | $29.29 | −$3.51M | −12.0%883.6K after | |
| Mar 11, 2026 (view filing) | Mar 9 | 2 days | Smith Dan FDirector | SSaleClass A Common Stock | −18.0K | $29.01 | −$522.2K | −13.1%119.2K after |
Top 10 13F holders, Q2 2026
The largest institutional positions in Magnolia Oil & Gas Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31,972,219 | $817.8M | 0.01% | +2,481,070+8.4% | Added |
| Vanguard Portfolio Management LLC | 15,341,201 | $392.4M | 0.02% | +2,357,806+18.2% | Added |
| American Century Companies Inc | 11,011,458 | $281.7M | 0.12% | +502,218+4.8% | Added |
| State Street Corp | 9,941,466 | $254.3M | 0.01% | +445,191+4.7% | Added |
| Vanguard Capital Management LLC | 7,663,263 | $196.0M | 0.00% | +474,839+6.6% | Added |
| Dimensional Fund Advisors LP | 7,117,449 | $182.1M | 0.03% | +88,668+1.3% | Added |
| Jupiter Topco LLC | 6,427,893 | $164.4M | 0.07% | +6,427,893 | New |
| Arrowstreet Capital, Limited Partnership | 5,463,526 | $139.8M | 0.06% | −800,282−12.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 5,180,518 | $132.5M | 0.09% | −13,369−0.3% | Reduced |
| Alliancebernstein L.P. | 4,122,434 | $130.1M | 0.05% | −328,808−7.4% | Reduced |