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.
13F holders, Q2 2026
Institutional positions in Magnolia Oil & Gas Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 411
- +12 vs. Q1 2026
- Shares held
- 205.5M
- +8.50M (+4.3%) vs. Q1 2026
- Total value
- $5.28B
- −$890.8M (−14.4%) vs. Q1 2026
- New holders
- 59
- 161 more added
- Sold out
- 47
- 142 more reduced
7 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MGY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 411 | $5.28B |
| Q1 2026 | 406 | $6.39B |
| Q4 2025 | 379 | $4.37B |
| Q3 2025 | 373 | $4.92B |
| Q2 2025 | 385 | $4.85B |
| Q1 2025 | 407 | $5.51B |
| Q4 2024 | 383 | $5.15B |
| Q3 2024 | 367 | $5.44B |
| Q2 2024 | 347 | $5.60B |
| Q1 2024 | 323 | $5.78B |
| Q4 2023 | 297 | $4.19B |
| Q3 2023 | 288 | $4.41B |
| Q2 2023 | 281 | $4.14B |
| Q1 2023 | 276 | $4.37B |
| Q4 2022 | 295 | $4.56B |
| Q3 2022 | 280 | $3.83B |
| Q2 2022 | 283 | $4.14B |
| Q1 2022 | 251 | $4.47B |
| Q4 2021 | 234 | $3.55B |
| Q3 2021 | 240 | $3.23B |
| Q2 2021 | 206 | $2.83B |
| Q1 2021 | 190 | $2.07B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Magnolia Oil & Gas Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gallacher Capital Management LLC | 22,952 | $587.1K | 0.33% | −12,431−35.1% | Reduced |
| Vise Technologies, Inc. | 23,084 | $590.5K | 0.01% | +12,632+120.9% | Added |
| CSS LLC | 23,350 | $597.3K | 0.03% | +23,350 | New |
| EntryPoint Capital, LLC | 23,498 | $601.1K | 0.15% | 00.0% | Unchanged |
| James Investment Research Inc | 23,887 | $611.0K | 0.06% | +151+0.6% | Added |
| Fiduciary Trust Co | 24,152 | $617.8K | 0.01% | −1,290−5.1% | Reduced |
| MML Investors Services, LLC | 24,454 | $625.5K | 0.00% | +9,491+63.4% | Added |
| New Age Alpha Advisors, LLC | 24,496 | $626.6K | 0.03% | −2,909−10.6% | Reduced |
| Evolve Private Wealth, LLC | 24,846 | $635.6K | 0.04% | +391+1.6% | Added |
| Neuberger Berman Group LLC | 25,618 | $655.3K | 0.00% | −392,629−93.9% | Reduced |
| FMR LLC | 25,878 | $662.0K | 0.00% | +4,093+18.8% | Added |
| October Effect Ltd | 25,990 | $664.8K | 0.63% | −32,690−55.7% | Reduced |
| Omers Administration Corp | 26,300 | $672.8K | 0.00% | +2,100+8.7% | Added |
| ProShare Advisors LLC | 26,527 | $678.6K | 0.00% | −1,642−5.8% | Reduced |
| Gotham Asset Management, LLC | 26,646 | $681.6K | 0.00% | −23,172−46.5% | Reduced |
| Brevan Howard Capital Management LP | 26,953 | $689.5K | 0.01% | −101,151−79.0% | Reduced |
| Maryland State Retirement & Pension System | 27,024 | $691.3K | 0.01% | +661+2.5% | Added |
| Sig Brokerage, LP | 27,123 | $693.8K | 0.11% | +27,123 | New |
| Mercer Global Advisors Inc | 27,686 | $708.2K | 0.00% | +8,671+45.6% | Added |
| Tower Research Capital LLC (TRC) | 27,755 | $710.0K | 0.02% | +2,952+11.9% | Added |
| Teacher Retirement System of Texas | 27,935 | $714.6K | 0.00% | +2,271+8.8% | Added |
| Pictet Asset Management Holding SA | 28,129 | $719.5K | 0.00% | −3,077−9.9% | Reduced |
| Cetera Investment Advisers | 29,229 | $747.7K | 0.00% | +11,680+66.6% | Added |
| Bank of Montreal | 31,286 | $800.3K | 0.00% | +699+2.3% | Added |
| Unison Advisors LLC | 31,390 | $803.0K | 0.06% | +175+0.6% | Added |
| Magnetar Financial LLC | 32,068 | $820.3K | 0.01% | +32,068 | New |
| Sterling Capital Management LLC | 33,597 | $859.4K | 0.01% | −4,397−11.6% | Reduced |
| Stifel Financial Corp | 35,442 | $906.6K | 0.00% | −554−1.5% | Reduced |
| Inceptionr LLC | 35,604 | $910.8K | 0.22% | +35,604 | New |
| Fulcrum Asset Management LLP | 36,392 | $936.4K | 0.09% | +36,392 | New |
| Jacobs Levy Equity Management, Inc | 37,985 | $971.7K | 0.00% | −1,301−3.3% | Reduced |
| Bosman Wealth Management, LLC | 38,038 | $973.0K | 0.60% | −1,001−2.6% | Reduced |
| Truist Financial Corp | 38,253 | $978.5K | 0.00% | +1,841+5.1% | Added |
| Argent Capital Management LLC | 39,454 | $1.01M | 0.03% | −24,441−38.3% | Reduced |
| Oregon Public Employees Retirement Fund | 41,953 | $1.07M | 0.01% | +600+1.5% | Added |
| Freestone Grove Partners LP | 42,013 | $1.07M | 0.01% | +31,475+298.7% | Added |
| GF Fund Management Co. Ltd. | 42,083 | $1.08M | 0.01% | −18,948−31.0% | Reduced |
| Voya Investment Management LLC | 42,463 | $1.09M | 0.00% | +5,972+16.4% | Added |
| Oppenheimer Asset Management Inc. | 42,800 | $1.09M | 0.01% | −1,514−3.4% | Reduced |
| The PNC Financial Services Group, Inc. | 42,874 | $1.10M | 0.00% | +1,591+3.9% | Added |
| Bridgewater Associates, LP | 42,881 | $1.10M | 0.00% | +42,881 | New |
| O'Shaughnessy Asset Management, LLC | 42,986 | $1.10M | 0.01% | +12,600+41.5% | Added |
| Intech Investment Management LLC | 43,806 | $1.12M | 0.01% | +4,710+12.0% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 43,858 | $1.12M | 0.01% | −873−2.0% | Reduced |
| Glenmede Trust Co NA | 44,002 | $1.13M | 0.00% | +9,741+28.4% | Added |
| Teachers Retirement System of the State of Kentucky | 45,062 | $1.15M | 0.01% | −1,000−2.2% | Reduced |
| Hunter Perkins Capital Management, LLC | 45,226 | $1.16M | 0.26% | 00.0% | Unchanged |
| Oak Family Advisors, LLC | 45,820 | $1.17M | 0.34% | −100−0.2% | Reduced |
| Vanguard Investments Australia, Ltd. | 46,309 | $1.18M | 0.00% | 00.0% | Unchanged |
| Dark Forest Capital Management LP | 47,071 | $1.20M | 0.08% | +24,577+109.3% | Added |
| D. E. Shaw & Co., Inc. | 47,342 | $1.21M | 0.00% | +8,284+21.2% | Added |
| Federation des caisses Desjardins du Quebec | 47,372 | $1.21M | 0.00% | −6,797−12.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 48,087 | $1.23M | 0.00% | +3,503+7.9% | Added |
| Yousif Capital Management, LLC | 49,349 | $1.26M | 0.01% | +524+1.1% | Added |
| Amalgamated Bank | 49,712 | $1.27M | 0.01% | −2,182−4.2% | Reduced |
| Arizona State Retirement System | 49,947 | $1.28M | 0.01% | +1,579+3.3% | Added |
| Gabelli Funds LLC | 50,000 | $1.28M | 0.01% | +5,021+11.2% | Added |
| Mariner, LLC | 50,562 | $1.29M | 0.00% | −399−0.8% | Reduced |
| Quantinno Capital Management LP | 53,470 | $1.37M | 0.00% | −81,759−60.5% | Reduced |
| New York State Teachers Retirement System | 54,601 | $1.40M | 0.00% | −2,899−5.0% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 54,883 | $1.40M | 0.01% | +5,511+11.2% | Added |
| Planning Project LLC | 53,409 | $1.43M | 0.29% | +53,409 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 57,017 | $1.46M | 0.00% | −192,302−77.1% | Reduced |
| KLP Kapitalforvaltning AS | 58,100 | $1.49M | 0.00% | +2,300+4.1% | Added |
| Balyasny Asset Management LLC | 58,214 | $1.49M | 0.00% | −6,304−9.8% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 59,233 | $1.53M | 0.00% | −2,631−4.3% | Reduced |
| Entropy Technologies, LP | 59,909 | $1.53M | 0.06% | −21,901−26.8% | Reduced |
| Oliver Luxxe Assets LLC | 60,651 | $1.55M | 0.23% | −37,763−38.4% | Reduced |
| Mitsubishi UFJ Asset Management (UK) Ltd. | 62,000 | $1.59M | 0.74% | −10,000−13.9% | Reduced |
| Albert D Mason Inc | 62,227 | $1.59M | 0.90% | +251+0.4% | Added |
| Quantbot Technologies LP | 64,445 | $1.65M | 0.07% | +33,678+109.5% | Added |
| BNP Paribas Arbitrage, SA | 65,561 | $1.68M | 0.00% | −185,885−73.9% | Reduced |
| New York State Common Retirement Fund | 66,500 | $1.70M | 0.00% | +7,400+12.5% | Added |
| Holocene Advisors, LP | 66,693 | $1.71M | 0.00% | −2,191−3.2% | Reduced |
| Vanguard Global Advisers, LLC | 69,349 | $1.77M | 0.00% | −3,979−5.4% | Reduced |
| CoreCommodity Management, LLC | 71,816 | $1.84M | 0.37% | +1,294+1.8% | Added |
| LPL Financial LLC | 73,422 | $1.88M | 0.00% | −7,191−8.9% | Reduced |
| Castleark Management LLC | 74,790 | $1.91M | 0.05% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 76,821 | $1.97M | 0.01% | +2,100+2.8% | Added |
| Elo Mutual Pension Insurance Co | 77,331 | $1.98M | 0.03% | +56,048+263.3% | Added |
| State of New Jersey Common Pension Fund D | 78,728 | $2.01M | 0.01% | −4,320−5.2% | Reduced |
| Louisiana State Employees Retirement System | 81,100 | $2.07M | 0.03% | +900+1.1% | Added |
| Wesbanco Bank Inc | 82,138 | $2.10M | 0.05% | 00.0% | Unchanged |
| Wedge Capital Management L L P | 82,159 | $2.10M | 0.03% | −3,766−4.4% | Reduced |
| State of Alaska, Department of Revenue | 87,913 | $2.25M | 0.02% | −28,353−24.4% | Reduced |
| Man Group plc | 89,554 | $2.29M | 0.00% | −114,767−56.2% | Reduced |
| Jump Financial, LLC | 91,875 | $2.35M | 0.02% | +91,875 | New |
| Illinois Municipal Retirement Fund | 92,507 | $2.37M | 0.03% | +3,924+4.4% | Added |
| Jones Financial Companies LLLP | 88,612 | $2.37M | 0.00% | +9,471+12.0% | Added |
| Brinker Capital Investments, LLC | 92,934 | $2.38M | 0.02% | −2,979−3.1% | Reduced |
| Toroso Investments, LLC | 93,383 | $2.39M | 0.01% | +23,833+34.3% | Added |
| Captrust Financial Advisors | 98,469 | $2.52M | 0.00% | +3,954+4.2% | Added |
| Hilton Capital Management, LLC | 98,701 | $2.52M | 0.17% | +27,873+39.4% | Added |
| Segall Bryant & Hamill, LLC | 100,949 | $2.58M | 0.03% | −7,298−6.7% | Reduced |
| Campbell Newman Asset Management Inc | 101,236 | $2.59M | 0.19% | +4,405+4.5% | Added |
| HSBC Holdings PLC | 102,302 | $2.63M | 0.00% | −30,154−22.8% | Reduced |
| Anchor Capital Advisors LLC | 107,403 | $2.75M | 0.08% | −1,068−1.0% | Reduced |
| MetLife Investment Management | 108,323 | $2.77M | 0.01% | +9,406+9.5% | Added |
| Horizon Investments, LLC | 109,799 | $2.79M | 0.03% | +9,317+9.3% | Added |
| Graham Capital Management, L.P. | 109,540 | $2.80M | 0.08% | +109,540 | New |