Magnolia Oil & Gas Corp hedge fund holdings
MGYNYSE$24.070.00 (0.00%)as of Oct 2, 2026
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
MGY · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+3.5%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 121 | 164 | $339M | $376M | 355 | Aug 14, 2025 |
| Q3 2025 | 118 | 129 | $223M | $423M | 344 | Nov 14, 2025 |
| Q4 2025 | 115 | 132 | $243M | $343M | 356 | Feb 14, 2026 |
| Q1 2026 | 168 | 120 | $668M | $598M | 381 | May 15, 2026 |
| Q2 2026 | 147 | 131 | $357M | $349M | 378 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
378 filersNew position
47$58.1M+2.27M sh
Increased
100$299M+11.7M sh
Reduced
90-$305M-11.9M sh
Out / sold
41-$44.3M-1.73M sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| Westwood Holdings Group Inc | Added 66.13% | +$26.9M | $67.6M | 0.51% | Aug 14, 2026 |
| Fred Alger Management, LLC | Reduce 85.68% | -$26.2M | $4.38M | 0.01% | Aug 14, 2026 |
| Conestoga Capital Advisors, LLC | New Buy | +$23.9M | $23.9M | 0.52% | Jul 24, 2026 |
| Boston Trust Walden Corp | Reduce 26.12% | -$21.6M | $61M | 0.46% | Jul 24, 2026 |
| Voloridge Investment Management, LLC | Reduce 84.24% | -$21.2M | $3.97M | 0.02% | Aug 14, 2026 |
| Epoch Investment Partners, Inc. | Reduce 16.50% | -$18M | $91.3M | 0.52% | Aug 13, 2026 |
| Nomura Asset Management International Inc. | Reduce 13.28% | -$16.9M | $110M | 0.17% | Aug 14, 2026 |
| SIR Capital Management, L.P. | Reduce 73.25% | -$15.9M | $5.82M | 0.67% | Aug 14, 2026 |
| Campbell & CO Investment Adviser LLC | Sell 100% | -$7.5M | $0 | 0.00% | Aug 3, 2026 |
| Aberdeen Group plc | Added 24.85% | +$4.88M | $24.5M | 0.03% | Jul 31, 2026 |
| Aventail Capital Group, LP | New Buy | +$4.8M | $4.8M | 0.28% | Aug 14, 2026 |
| Seven Grand Managers, LLC | Sell 100% | -$4.74M | $0 | 0.00% | Aug 14, 2026 |
| Foster Victor Wealth Advisors, LLC | Reduce 37.48% | -$4.24M | $7.08M | 0.37% | Jul 22, 2026 |
| Qsemble Capital Management, LP | Sell 100% | -$3.84M | $0 | 0.00% | Aug 3, 2026 |
| Van Eck Associates Corp | New Buy | +$3.83M | $3.83M | 0.00% | Aug 14, 2026 |
| First Trust Advisors LP | Reduce 14.92% | -$3.73M | $21.2M | 0.01% | Aug 11, 2026 |
| Diamond Hill Capital Management, LLC (Investment Advisor) | Added 44.21% | +$3.68M | $12M | 0.10% | Aug 6, 2026 |
| Silvercrest Asset Management Group LLC | Reduce 4.85% | -$3.31M | $64.9M | 0.43% | Aug 14, 2026 |
| Edgestream Partners, L.P. | Added 35.62% | +$3.22M | $12.2M | 0.36% | Aug 11, 2026 |
| Loomis Sayles & Co L P | Reduce 5.26% | -$2.93M | $52.8M | 0.07% | Aug 14, 2026 |
| Kingsview Wealth Management, LLC | New Buy | +$2.87M | $2.87M | 0.03% | Aug 19, 2026 |
| Graham Capital Management, L.P. | New Buy | +$2.8M | $2.8M | 0.05% | Aug 14, 2026 |
| Clark Capital Management Group, Inc. | Added 50.04% | +$2.74M | $8.21M | 0.04% | Aug 11, 2026 |
| Rafferty Asset Management, LLC | Reduce 40.89% | -$2.51M | $3.63M | 0.01% | Aug 14, 2026 |
| Aster Capital Management (DIFC) Ltd | Sell 100% | -$2.41M | $0 | 0.00% | Aug 14, 2026 |
| Quantinno Capital Management LP | Reduce 60.46% | -$2.09M | $1.37M | 0.00% | Aug 13, 2026 |
| Bessemer Group Inc | Added 6.29% | +$2.02M | $34.1M | 0.05% | Aug 12, 2026 |
| Mitsubishi UFJ Trust & Banking Corp | Reduce 84.14% | -$1.94M | $366K | 0.00% | Aug 6, 2026 |
| Empowered Funds, LLC | Added 93.00% | +$1.87M | $3.88M | 0.02% | Aug 17, 2026 |
| Canada Pension Plan Investment Board | Sell 100% | -$1.77M | $0 | 0.00% | Aug 14, 2026 |
| Elo Mutual Pension Insurance Co | Added 263.35% | +$1.43M | $1.98M | 0.03% | Aug 13, 2026 |
| Stephens Investment Management Group LLC | Added 2.20% | +$1.22M | $56.8M | 0.61% | Jul 29, 2026 |
| FORA Capital, LLC | Sell 100% | -$1.22M | $0 | 0.00% | Aug 13, 2026 |
| Bridgewater Associates, LP | New Buy | +$1.1M | $1.1M | 0.00% | Aug 14, 2026 |
| Oliver Luxxe Assets LLC | Reduce 38.37% | -$966K | $1.55M | 0.23% | Jul 9, 2026 |
| Fulcrum Asset Management LLP | New Buy | +$936K | $936K | 0.09% | Aug 18, 2026 |
| Systematic Financial Management LP | Reduce 1.28% | -$919K | $71M | 1.42% | Aug 14, 2026 |
| Inceptionr LLC | New Buy | +$911K | $911K | 0.22% | Aug 11, 2026 |
| October Effect Ltd | Reduce 55.71% | -$836K | $665K | 0.63% | Jul 21, 2026 |
| Freestone Grove Partners LP | Added 298.68% | +$805K | $1.07M | 0.01% | Aug 14, 2026 |
| Vident Advisory, LLC | Reduce 62.97% | -$738K | $434K | 0.00% | Aug 12, 2026 |
| State of Alaska, Department of Revenue | Reduce 24.39% | -$725K | $2.25M | 0.02% | Jul 20, 2026 |
| Hilton Capital Management, LLC | Added 39.35% | +$713K | $2.52M | 0.17% | Aug 4, 2026 |
| Susquehanna Portfolio Strategies, LLC | Sell 100% | -$703K | $0 | 0.00% | Aug 14, 2026 |
| Sig Brokerage, LP | New Buy | +$694K | $694K | 0.01% | Aug 14, 2026 |
| Emerald Investment Advisers, LLC | Reduce 13.26% | -$690K | $4.52M | 0.30% | Aug 12, 2026 |
| King Luther Capital Management Corp | Added 11.52% | +$685K | $6.63M | 0.03% | Aug 10, 2026 |
| Moody Aldrich Partners LLC | Reduce 13.28% | -$655K | $4.27M | 0.77% | Jul 15, 2026 |
| Argent Capital Management LLC | Reduce 38.25% | -$625K | $1.01M | 0.03% | Jul 15, 2026 |
| Tidal Investments LLC | Added 34.27% | +$610K | $2.39M | 0.00% | Aug 13, 2026 |
| CSS LLC | New Buy | +$597K | $597K | 0.02% | Aug 14, 2026 |
| Gotham Asset Management, LLC | Reduce 46.51% | -$593K | $682K | 0.00% | Aug 14, 2026 |
| Axq Capital, LP | New Buy | +$584K | $584K | 0.06% | Aug 6, 2026 |
| MQS Management LLC | New Buy | +$543K | $543K | 0.66% | Aug 7, 2026 |
| AdvisorShares Investments LLC | Sell 100% | -$485K | $0 | 0.00% | Aug 11, 2026 |
| Natixis Advisors, LLC | Added 15.84% | +$450K | $3.29M | 0.00% | Aug 14, 2026 |
| Aviva PLC | New Buy | +$412K | $412K | 0.00% | Aug 13, 2026 |
| GTS Securities LLC | Sell 100% | -$385K | $0 | 0.00% | Aug 14, 2026 |
| Heartland Advisors Inc | Reduce 2.38% | -$384K | $15.7M | 0.70% | Aug 11, 2026 |
| T. Rowe Price Investment Management, Inc. | Reduce 0.26% | -$342K | $133M | 0.09% | Aug 14, 2026 |
| Aigen Investment Management, LP | Sell 100% | -$340K | $0 | 0.00% | Aug 14, 2026 |
| Sit Investment Associates Inc | New Buy | +$334K | $334K | 0.01% | Aug 12, 2026 |
| Vise Technologies, Inc. | Added 120.86% | +$323K | $590K | 0.01% | Aug 11, 2026 |
| Gallacher Capital Management LLC | Reduce 35.13% | -$318K | $587K | 0.33% | Jul 17, 2026 |
| Phocas Financial Corp. | Reduce 5.85% | -$298K | $4.8M | 0.67% | Jul 31, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 7.84% | +$289K | $3.97M | 0.00% | Aug 13, 2026 |
| ZWJ Investment Counsel Inc | New Buy | +$268K | $268K | 0.01% | Jul 16, 2026 |
| Ares Systematic Credit Ltd | New Buy | +$258K | $258K | 0.16% | Aug 14, 2026 |
| Choreo, LLC | Sell 100% | -$251K | $0 | 0.00% | Aug 4, 2026 |
| MML Investors Services, LLC | Added 63.43% | +$243K | $626K | 0.00% | Aug 7, 2026 |
| iSAM Funds (UK) Ltd | New Buy | +$238K | $238K | 0.17% | Aug 12, 2026 |
| Horizon Investments, LLC | Added 9.27% | +$237K | $2.79M | 0.03% | Aug 13, 2026 |
| Fieldview Capital Management, LLC | Added 88.80% | +$225K | $478K | 0.14% | Aug 14, 2026 |
| Canandaigua National Bank & Trust Co | Sell 100% | -$219K | $0 | 0.00% | Jul 7, 2026 |
| Fox Run Management, L.L.C. | New Buy | +$218K | $218K | 0.04% | Aug 4, 2026 |
| Public Sector Pension Investment Board | Reduce 1.03% | -$212K | $20.3M | 0.05% | Aug 13, 2026 |
| Revolve Wealth Partners, LLC | New Buy | +$210K | $210K | 0.02% | Jul 9, 2026 |
| Empirical Asset Management, LLC | Sell 100% | -$202K | $0 | 0.00% | Aug 10, 2026 |
| Segall Bryant & Hamill, LLC | Reduce 6.74% | -$187K | $2.58M | 0.03% | Aug 12, 2026 |
| Gilder Gagnon Howe & Co LLC | Reduce 1.32% | -$164K | $12.3M | 0.13% | Aug 14, 2026 |
| Sequoia Financial Advisors, LLC | Reduce 26.00% | -$159K | $452K | 0.00% | Jul 17, 2026 |
| AMG National Trust Bank | Added 72.56% | +$154K | $367K | 0.01% | Aug 7, 2026 |
| Central Pacific Bank - Trust Division | New Buy | +$149K | $149K | 0.02% | Jul 7, 2026 |
| DNB Asset Management AS | Added 56.78% | +$147K | $406K | 0.00% | Aug 11, 2026 |
| Caitlin John, LLC | Reduce 81.13% | -$146K | $34K | 0.02% | Aug 17, 2026 |
| Atria Investments, Inc | Reduce 18.47% | -$116K | $510K | 0.01% | Jul 28, 2026 |
| Nordea Investment Management AB | Added 1.23% | +$116K | $9.51M | 0.01% | Aug 5, 2026 |
| Campbell Newman Asset Management Inc | Added 4.55% | +$113K | $2.59M | 0.19% | Jul 21, 2026 |
| State of New Jersey Common Pension Fund D | Reduce 5.20% | -$111K | $2.01M | 0.01% | Aug 4, 2026 |
| Illinois Municipal Retirement Fund | Added 4.43% | +$100K | $2.37M | 0.03% | Aug 12, 2026 |
| Great Lakes Advisors, LLC | Reduce 2.03% | -$96.7K | $4.68M | 0.04% | Aug 10, 2026 |
| Wedge Capital Management L L P | Reduce 4.38% | -$96.3K | $2.1M | 0.03% | Jul 10, 2026 |
| Pictet Asset Management Holding SA | Reduce 9.86% | -$78.7K | $720K | 0.00% | Jul 30, 2026 |
| Harbor Capital Advisors, Inc. | Reduce 2.71% | -$78.5K | $2.82M | 0.19% | Aug 7, 2026 |
| Fulton Bank, N.A. | Added 25.71% | +$74.8K | $366K | 0.01% | Jul 9, 2026 |
| New Age Alpha Advisors, LLC | Reduce 10.61% | -$74.4K | $627K | 0.03% | Aug 13, 2026 |
| Swiss Life Asset Management Ltd | Added 13.73% | +$63K | $522K | 0.00% | Jul 29, 2026 |
| KLP Kapitalforvaltning As | Added 4.12% | +$58.8K | $1.49M | 0.00% | Aug 12, 2026 |
| Regions Financial Corp | Reduce 12.65% | -$58.8K | $406K | 0.00% | Aug 10, 2026 |
| Holocene Advisors, LP | Reduce 3.18% | -$56K | $1.71M | 0.00% | Aug 14, 2026 |