MGY Magnolia Oil & Gas Corp: institutional ownership and insider trading
442 funds reported holding $6.10B of Magnolia Oil & Gas Corp in their latest 13F filings; in Q2 2026 funds net bought $49.9M, with 53 new positions and 46 funds selling out; over the last 12 months insiders bought $431K and sold $10.8M on the open market; over its last four quarters it reported revenue of $1.48B and net income of $426M.
MGY revenue and earnings
- Quarter ended Jun 30, 2026: revenue $479M, net income $182M
- Quarter ended Mar 31, 2026: revenue $359M, net income $99.8M
- Quarter ended Dec 31, 2025: revenue $318M, net income $68.8M
- Quarter ended Sep 30, 2025: revenue $325M, net income $75.5M
Famous investors holding MGY
- Renaissance Technologies (Renaissance Technologies): $33.2M, 0.1% of the portfolio
- Two Sigma (Two Sigma Investments): $36.2M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $6.69M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $1.21M, 0.0% of the portfolio
- Ray Dalio (Bridgewater Associates): $1.10M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $1.04M, 0.0% of the portfolio
Largest institutional holders of MGY
- BlackRock, Inc. (BLK) — $818M
- VANGUARD GROUP INC — $430M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $392M
- AMERICAN CENTURY COMPANIES INC — $282M
- STATE STREET CORP (STT, STT-PG) — $254M
- JANUS HENDERSON GROUP PLC (JHG) — $198M
- VANGUARD CAPITAL MANAGEMENT LLC — $196M
- DIMENSIONAL FUND ADVISORS LP — $182M
- Jupiter Topco LLC — $164M
- ARROWSTREET CAPITAL, LIMITED PARTNERSHIP — $140M
Recent MGY insider trades
- Sep 1, 2026: Khani David M. bought 54 shares ($1.45K)
- Aug 7, 2026: Ropp Ralph Lewis bought 5,000 shares ($123K)
- Aug 7, 2026: Khani David M. bought 8,000 shares ($200K)
- Jun 1, 2026: Szabo Shandell bought 86 shares ($2.36K)
Members of Congress trading MGY
- Jan 9, 2026: Gilbert Ray Cisneros, Jr. sold
- Oct 31, 2025: Lisa C. McClain sold $1.00K–$15.0K
- Oct 30, 2025: Lisa C. McClain bought $1.00K–$15.0K
- Oct 30, 2025: Lisa C. McClain sold $1.00K–$15.0K
- Aug 4, 2025: Lisa C. McClain bought $1.00K–$15.0K
- Jul 7, 2025: Gilbert Ray Cisneros, Jr. sold part of $1.00K–$15.0K
- Jun 24, 2025: Lisa C. McClain sold $1.00K–$15.0K
- Jun 11, 2025: Lisa C. McClain bought $1.00K–$15.0K
- Apr 9, 2025: Josh Gottheimer sold part of $1.00K–$15.0K
5%+ owners
- WildFire Energy I LLC: 12.0% (Schedule 13G, filed Sep 16, 2026)
- Vanguard Portfolio Management: 8.4% (Schedule 13G/A, filed Jul 31, 2026)
- STATE STREET CORPORATION: 5.1% (Schedule 13G, filed May 12, 2026)
Who owns the most MGY stock?
The largest institutional holders of Magnolia Oil & Gas Corp in the latest 13F filings are BlackRock, Inc. (BLK) ($818M), VANGUARD GROUP INC ($430M), VANGUARD PORTFOLIO MANAGEMENT LLC ($392M).
Are insiders buying or selling MGY?
Over the last 12 months insiders bought $431K and sold $10.8M of Magnolia Oil & Gas Corp stock on the open market (SEC Form 4).
Which famous investors own MGY?
Renaissance Technologies, Two Sigma, Izzy Englander, D. E. Shaw, Ray Dalio.
What was MGY's revenue last quarter?
Magnolia Oil & Gas Corp reported revenue of $479M for the quarter ended June 30, 2026, with net income of $182M.
Which ETFs hold MGY?
137 ETFs and mutual funds hold it among their top 100 positions, including AVUV, XOP, JANIX, FSSNX.