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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, Q1 2025

Institutional positions in Magnolia Oil & Gas Corp as of Mar 31, 2025. 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
407
+27 vs. Q4 2024
Shares held
218.1M
−1.16M (−0.5%) vs. Q4 2024
Total value
$5.51B
+$379.0M (+7.4%) vs. Q4 2024
New holders
62
155 more added
Sold out
35
144 more reduced

3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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.

Institutional holdersQ1 2025: 407 institutions
Q1 2021: 190 institutionsQ2 2021: 206 institutionsQ3 2021: 240 institutionsQ4 2021: 234 institutionsQ1 2022: 251 institutionsQ2 2022: 283 institutionsQ3 2022: 280 institutionsQ4 2022: 295 institutionsQ1 2023: 276 institutionsQ2 2023: 281 institutionsQ3 2023: 288 institutionsQ4 2023: 297 institutionsQ1 2024: 323 institutionsQ2 2024: 347 institutionsQ3 2024: 367 institutionsQ4 2024: 383 institutionsQ1 2025: 407 institutionsQ2 2025: 385 institutionsQ3 2025: 373 institutionsQ4 2025: 379 institutionsQ1 2026: 406 institutionsQ2 2026: 411 institutions
Value heldQ1 2025: $5.51B
Q1 2021: $2.07BQ2 2021: $2.83BQ3 2021: $3.23BQ4 2021: $3.55BQ1 2022: $4.47BQ2 2022: $4.14BQ3 2022: $3.83BQ4 2022: $4.56BQ1 2023: $4.37BQ2 2023: $4.14BQ3 2023: $4.41BQ4 2023: $4.19BQ1 2024: $5.78BQ2 2024: $5.60BQ3 2024: $5.44BQ4 2024: $5.15BQ1 2025: $5.51BQ2 2025: $4.85BQ3 2025: $4.92BQ4 2025: $4.37BQ1 2026: $6.39BQ2 2026: $5.28B
Institutions holding MGY and their total value by quarter
QuarterHoldersValue
Q2 2026411$5.28B
Q1 2026406$6.39B
Q4 2025379$4.37B
Q3 2025373$4.92B
Q2 2025385$4.85B
Q1 2025407$5.51B
Q4 2024383$5.15B
Q3 2024367$5.44B
Q2 2024347$5.60B
Q1 2024323$5.78B
Q4 2023297$4.19B
Q3 2023288$4.41B
Q2 2023281$4.14B
Q1 2023276$4.37B
Q4 2022295$4.56B
Q3 2022280$3.83B
Q2 2022283$4.14B
Q1 2022251$4.47B
Q4 2021234$3.55B
Q3 2021240$3.23B
Q2 2021206$2.83B
Q1 2021190$2.07B

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Magnolia Oil & Gas Corp; share changes are against Q4 2024.

Institutions holding MGY in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.27,867,197$703.9M0.01%−630,444−2.2%Reduced
Vanguard Group Inc20,407,703$515.5M0.01%−530,497−2.5%Reduced
American Century Companies Inc10,502,353$265.3M0.16%+562,223+5.7%Added
State Street Corp9,857,960$249.0M0.01%−173,650−1.7%Reduced
T. Rowe Price Investment Management, Inc.7,261,115$183.4M0.12%−689,882−8.7%Reduced
Janus Henderson Group PLC6,450,789$162.5M0.09%+53,914+0.8%Added
Macquarie Group Ltd5,771,833$145.8M0.18%+252,597+4.6%Added
Alliancebernstein L.P.5,397,901$136.4M0.05%−138,515−2.5%Reduced
Dimensional Fund Advisors LP5,365,892$135.5M0.03%+597,845+12.5%Added
Wellington Management Group LLP5,017,528$126.7M0.02%−3,118−0.1%Reduced
Victory Capital Management Inc4,382,053$110.7M0.11%−290,547−6.2%Reduced
Bank of America Corp4,342,204$109.7M0.01%+1,799,967+70.8%Added
Geode Capital Management, LLC4,293,499$108.5M0.01%+157,043+3.8%Added
Silvercrest Asset Management Group LLC3,801,297$96.0M0.69%−21,920−0.6%Reduced
GW&K Investment Management, LLC3,424,841$86.5M0.80%−59,314−1.7%Reduced
Allspring Global Investments Holdings, LLC3,175,387$81.0M0.14%+110,961+3.6%Added
Boston Trust Walden Corp3,178,608$80.3M0.59%+88,021+2.8%Added
TD Asset Management Inc3,033,267$76.6M0.07%−81,943−2.6%Reduced
Systematic Financial Management LP2,989,746$75.5M2.15%−43,529−1.4%Reduced
Morgan Stanley2,975,635$75.2M0.01%+149,050+5.3%Added
Loomis Sayles & Co L P2,785,496$70.4M0.10%+84,104+3.1%Added
First Trust Advisors LP2,757,328$69.7M0.06%−12,653,168−82.1%Reduced
Epoch Investment Partners, Inc.2,626,791$66.4M0.34%−39,360−1.5%Reduced
Principal Financial Group Inc2,427,952$61.3M0.03%+119,127+5.2%Added
Stephens Investment Management Group LLC2,413,961$61.0M0.88%−293,375−10.8%Reduced
Charles Schwab Investment Management Inc2,315,012$58.5M0.01%+238,471+11.5%Added
Wasatch Advisors Inc2,288,047$57.8M0.32%−485,781−17.5%Reduced
Encompass Capital Advisors LLC2,130,595$53.8M2.07%+2,130,595New
EnerVest, Ltd.2,099,403$53.0M100.00%00.0%Unchanged
Manufacturers Life Insurance Company, The2,026,672$51.2M0.05%+248,951+14.0%Added
Balyasny Asset Management LLC1,942,036$49.1M0.12%+1,929,176+15,001.4%Added
Northern Trust Corp1,861,826$47.0M0.01%−74,572−3.9%Reduced
Bank of New York Mellon Corp1,723,227$43.5M0.01%−49,667−2.8%Reduced
Goldman Sachs Group Inc1,561,719$39.4M0.01%−101,243−6.1%Reduced
UBS Group AG1,417,856$35.8M0.01%+736,242+108.0%Added
Barclays PLC1,230,908$31.1M0.01%−48,294−3.8%Reduced
HRT Financial LP1,187,136$30.0M0.19%+1,174,034+8,960.7%Added
Two Sigma Advisers, LP1,070,600$27.0M0.06%−21,100−1.9%Reduced
Jane Street Group, LLC1,059,335$26.8M0.05%+987,896+1,382.9%Added
Millennium Management LLC1,022,836$25.8M0.03%+854,113+506.2%Added
Ranger Investment Management, L.P.1,016,044$25.7M1.83%−15,055−1.5%Reduced
Invesco Ltd.1,006,049$25.4M0.00%+45,705+4.8%Added
Two Sigma Investments, LP1,003,432$25.3M0.06%+574,943+134.2%Added
Bessemer Group Inc836,386$21.1M0.04%+35,575+4.4%Added
Nuveen, LLC833,951$21.1M0.01%+833,951New
Connor, Clark & Lunn Investment Management Ltd.812,030$20.5M0.09%+221,389+37.5%Added
JPMorgan Chase & Co799,797$20.2M0.00%−64,118−7.4%Reduced
Gilder Gagnon Howe & Co LLC797,485$20.1M0.26%−53,522−6.3%Reduced
SEI Investments Co795,473$20.1M0.03%−5,033−0.6%Reduced
Voloridge Investment Management, LLC751,193$19.0M0.07%−141,622−15.9%Reduced
Hallmark Capital Management Inc716,547$18.1M1.37%+34,523+5.1%Added
Public Sector Pension Investment Board690,875$17.5M0.08%+214,916+45.2%Added
TimesSquare Capital Management, LLC679,321$17.2M0.28%−114,644−14.4%Reduced
Squarepoint Ops LLC666,250$16.8M0.04%+233,857+54.1%Added
Renaissance Technologies LLC663,300$16.8M0.03%+121,900+22.5%Added
Osterweis Capital Management Inc641,637$16.2M0.80%+161,125+33.5%Added
Standard Life Aberdeen plc620,731$15.7M0.03%+76,445+14.0%Added
ExodusPoint Capital Management, LP612,827$15.5M0.20%+205,974+50.6%Added
Raymond James Financial Inc579,150$14.6M0.01%−4,006−0.7%Reduced
Barrow Hanley Mewhinney & Strauss LLC570,589$14.4M0.05%−47,542−7.7%Reduced
Brandywine Global Investment Management, LLC563,418$14.2M0.10%−22,334−3.8%Reduced
Rhumbline Advisers525,411$13.3M0.01%−14,023−2.6%Reduced
Cambiar Investors LLC489,866$12.4M0.52%−68,822−12.3%Reduced
Legal & General Group Plc480,250$12.1M0.00%−15,287−3.1%Reduced
Arrowstreet Capital, Limited Partnership450,897$11.4M0.01%+450,897New
Nordea Investment Management AB440,264$11.2M0.01%+17,923+4.2%Added
Price T Rowe Associates Inc437,069$11.0M0.00%−12,471−2.8%Reduced
Citadel Advisors LLC436,215$11.0M0.01%+45,644+11.7%Added
Ameriprise Financial Inc432,184$10.9M0.00%−15,791−3.5%Reduced
Neuberger Berman Group LLC430,318$10.9M0.01%+173,610+67.6%Added
Envestnet Asset Management Inc421,895$10.7M0.00%+15,224+3.7%Added
Thrivent Financial for Lutherans419,341$10.6M0.02%+12,478+3.1%Added
Royal Bank of Canada409,747$10.4M0.00%−10,117−2.4%Reduced
Susquehanna International Group, LLP405,625$10.2M0.02%+255,113+169.5%Added
Aventail Capital Group, LP400,000$10.1M0.50%00.0%Unchanged
Man Group plc396,295$10.0M0.03%+74,786+23.3%Added
State of Wisconsin Investment Board395,399$9.99M0.03%+3,034+0.8%Added
Oberweis Asset Management Inc369,200$9.33M0.46%+62,900+20.5%Added
Susquehanna Fundamental Investments, LLC366,909$9.27M0.16%+267,523+269.2%Added
Swiss National Bank351,500$8.88M0.01%00.0%Unchanged
Schonfeld Strategic Advisors LLC337,852$8.53M0.06%+142,782+73.2%Added
Citigroup Inc334,575$8.45M0.01%+4,265+1.3%Added
King Luther Capital Management Corp326,985$8.26M0.04%−1,279−0.4%Reduced
D. E. Shaw & Co., Inc.305,260$7.71M0.01%+49,509+19.4%Added
Heartland Advisors Inc300,000$7.58M0.44%00.0%Unchanged
Trexquant Investment LP291,615$7.37M0.09%+207,494+246.7%Added
California Public Employees Retirement System288,487$7.29M0.01%−23,594−7.6%Reduced
Russell Investments Group, Ltd.284,285$7.18M0.01%+79,075+38.5%Added
Hunter Perkins Capital Management, LLC283,582$7.16M1.66%−58,983−17.2%Reduced
Brevan Howard Capital Management LP277,218$7.00M0.20%+277,218New
Wells Fargo & Company272,956$6.89M0.00%+13,918+5.4%Added
Foster Victor Wealth Advisors, LLC336,917$6.87M0.55%+22,402+7.1%Added
Fred Alger Management, LLC262,082$6.62M0.04%00.0%Unchanged
Ruffer LLP260,373$6.58M0.25%+260,373New
Jefferies Financial Group Inc.257,454$6.50M0.11%+257,454New
SIR Capital Management, L.P.256,800$6.49M0.57%+173,000+206.4%Added
Winton Group Ltd246,671$6.23M0.38%+246,671New
UBS Asset Management Americas Inc242,880$6.14M0.00%+18,447+8.2%Added
Quantbot Technologies LP231,297$5.84M0.19%+24,427+11.8%Added
Universal- Beteiligungs- und Servicegesellschaft mbH228,590$5.77M0.01%+228,590New