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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
National Bank of Canada7,006$176.8K0.00%−412−5.6%Reduced
KBC Group NV7,757$196.0K0.00%00.0%Unchanged
Bayforest Capital Ltd7,960$201.1K0.09%+2,661+50.2%Added
Loring Wolcott & Coolidge Fiduciary Advisors LLP10,000$207.0K0.00%00.0%Unchanged
Hudson Bay Capital Management LP8,310$209.9K0.00%+8,310New
Retirement Guys Formula LLC8,394$212.0K0.11%+8,394New
Greenleaf Trust8,402$212.2K0.00%−308−3.5%Reduced
Profund Advisors LLC8,455$213.6K0.01%−1,646−16.3%Reduced
Bailard, Inc.8,500$214.7K0.01%+8,500New
Mercer Global Advisors Inc8,516$215.1K0.00%+8,516New
Oxford Asset Management LLP8,573$216.6K0.10%−1,104−11.4%Reduced
SG Americas Securities, LLC8,803$222.0K0.00%+8,803New
Bayesian Capital Management, LP8,800$222.3K0.04%−41,400−82.5%Reduced
TownSquare Capital, LLC8,966$226.5K0.00%+8,966New
HB Wealth Management, LLC9,194$232.2K0.00%+9,194New
Isthmus Partners, LLC9,490$239.7K0.03%+170+1.8%Added
Regions Financial Corp9,495$239.8K0.00%−26−0.3%Reduced
R Squared Ltd9,750$246.3K0.26%+7,890+424.2%Added
Thompson Siegel & Walmsley LLC9,777$247.0K0.00%−16−0.2%Reduced
Evergreen Capital Management LLC9,941$251.1K0.01%+9,941New
Quadrant Capital Group LLC9,966$251.7K0.01%+4,616+86.3%Added
Marathon Capital Management10,000$252.6K0.07%00.0%Unchanged
Lido Advisors, LLC10,052$253.9K0.00%+357+3.7%Added
Guggenheim Capital LLC10,081$254.6K0.00%+338+3.5%Added
CIBC Asset Management Inc10,212$258.0K0.00%−154−1.5%Reduced
JustInvest LLC10,367$261.9K0.00%+351+3.5%Added
Canandaigua National Bank & Trust Co10,663$269.3K0.03%−194−1.8%Reduced
RSM US Wealth Management LLC10,778$272.3K0.00%+10,778New
Qsemble Capital Management, LP10,983$277.4K0.03%−13,031−54.3%Reduced
US Bancorp11,077$279.8K0.00%−2,043−15.6%Reduced
Ethic Inc.11,045$281.8K0.01%+39+0.4%Added
Perbak Capital Partners LLP11,185$282.5K0.21%+11,185New
Shell Asset Management Co11,216$283.0K0.01%−489−4.2%Reduced
Fulton Bank, N.A.11,317$285.9K0.01%−217−1.9%Reduced
United Services Automobile Association11,479$289.2K0.01%00.0%Unchanged
Legato Capital Management LLC11,497$290.4K0.04%−320−2.7%Reduced
Envestnet Portfolio Solutions, Inc.11,501$290.5K0.00%−1,749−13.2%Reduced
O'Shaughnessy Asset Management, LLC11,644$294.1K0.00%+433+3.9%Added
Vista Finance, LLC11,663$294.6K0.26%+759+7.0%Added
Entropy Technologies, LP11,900$300.6K0.03%−14,603−55.1%Reduced
MML Investors Services, LLC12,111$306.0K0.00%+2,165+21.8%Added
Stock Yards Bank & Trust Co12,600$318.3K0.01%+346+2.8%Added
Cetera Investment Advisers12,727$321.5K0.00%+1,875+17.3%Added
Allianz Asset Management GmbH12,900$325.9K0.00%−16,300−55.8%Reduced
IFP Advisors, Inc12,930$327.9K0.01%+1,540+13.5%Added
Park Avenue Securities LLC12,986$328.0K0.00%−350−2.6%Reduced
Xponance, Inc.13,051$329.7K0.00%+752+6.1%Added
Advisors Asset Management, Inc.13,897$351.0K0.01%+2,771+24.9%Added
Counterpoint Mutual Funds LLC13,980$353.1K0.05%+13,980New
Quantinno Capital Management LP14,220$359.2K0.00%+14,220New
Cynosure Management, LLC15,038$379.9K0.05%+1,971+15.1%Added
Aquatic Capital Management LLC15,126$382.1K0.01%−46,718−75.5%Reduced
Wealth Enhancement Advisory Services, LLC15,470$390.8K0.00%+715+4.8%Added
Wiley Bros.-Aintree Capital, LLC14,411$393.5K0.00%+589+4.3%Added
HighTower Advisors, LLC15,852$400.4K0.00%+746+4.9%Added
Resources Investment Advisors, LLC.16,078$406.1K0.00%+310+2.0%Added
Coldstream Capital Management Inc16,292$411.5K0.01%+469+3.0%Added
Fieldview Capital Management, LLC16,935$427.8K0.06%−52,102−75.5%Reduced
Quest Partners LLC17,019$429.9K0.05%−70,582−80.6%Reduced
Bokf, NA17,236$435.4K0.01%−1,778−9.4%Reduced
Bridgewater Associates, LP17,424$440.1K0.00%−967−5.3%Reduced
Ameritas Investment Partners, Inc.17,521$442.6K0.02%−598−3.3%Reduced
Eisler Capital Management Ltd.18,823$475.2K0.01%+18,823New
James Investment Research Inc19,221$485.5K0.06%00.0%Unchanged
Sanctuary Advisors, LLC19,949$503.9K0.00%+973+5.1%Added
HSBC Holdings PLC19,967$505.8K0.00%+19,967New
BNP Paribas Arbitrage, SA21,037$531.4K0.00%−110,254−84.0%Reduced
Gallacher Capital Management LLC21,740$549.2K0.27%+21,740New
Public Employees Retirement Association of Colorado22,191$561.0K0.00%00.0%Unchanged
Nomura Holdings Inc22,606$571.0K0.00%−4,709−17.2%Reduced
Commerce Bank23,172$585.3K0.00%−260−1.1%Reduced
Jennison Associates LLC23,175$585.4K0.00%−316−1.3%Reduced
Keybank National Association24,041$607.3K0.00%−3,054−11.3%Reduced
Jain Global LLC24,142$609.8K0.01%+24,142New
Y-Intercept (Hong Kong) Ltd24,313$614.1K0.04%+24,313New
Aviva PLC25,273$638.4K0.00%+2,184+9.5%Added
Tower Research Capital LLC (TRC)25,303$639.2K0.02%+19,789+358.9%Added
Systematic Alpha Investments, LLC25,400$641.6K0.02%00.0%Unchanged
Kennedy Capital Management, Inc.25,539$645.1K0.02%−118,890−82.3%Reduced
Fiduciary Trust Co25,721$649.7K0.01%+25,721New
Atria Investments LLC25,804$651.8K0.01%+2,048+8.6%Added
Jump Financial, LLC25,963$655.8K0.01%−196,897−88.4%Reduced
GTS Securities LLC26,055$658.1K0.03%−9,405−26.5%Reduced
M&T Bank Corp26,224$662.3K0.00%+902+3.6%Added
Sciencast Management LP26,483$669.0K0.15%+26,483New
Mangrove Partners26,507$669.6K0.08%+26,507New
Gsa Capital Partners LLP27,646$698.0K0.06%+27,646New
Mutual of America Capital Management LLC27,819$702.7K0.01%−1,118−3.9%Reduced
Vident Advisory, LLC27,844$703.3K0.01%+2,776+11.1%Added
Glenmede Trust Co NA28,197$712.3K0.00%−12,452−30.6%Reduced
Pictet Asset Management Holding SA28,309$715.1K0.00%+3,242+12.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)29,315$740.5K0.00%−16−0.1%Reduced
Mackenzie Financial Corp29,322$740.7K0.00%+18,254+164.9%Added
Henshaw Capital LLC30,065$759.4K0.03%+2,880+10.6%Added
LPL Financial LLC30,370$767.1K0.00%−1,732−5.4%Reduced
Stifel Financial Corp31,441$794.2K0.00%+2,742+9.6%Added
Doheny Asset Management34,250$865.0K0.68%00.0%Unchanged
Vestcor Inc35,381$894.0K0.03%+1,822+5.4%Added
Penserra Capital Management LLC36,106$912.0K0.02%+18,126+100.8%Added
Police & Firemen's Retirement System of New Jersey36,876$931.5K0.01%00.0%Unchanged