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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, Q4 2021

Institutional positions in Magnolia Oil & Gas Corp as of Dec 31, 2021. 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
234
−4 vs. Q3 2021
Shares held
187.9M
+6.54M (+3.6%) vs. Q3 2021
Total value
$3.55B
+$319.0M (+9.9%) vs. Q3 2021
New holders
35
81 more added
Sold out
39
80 more reduced

2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 234 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 heldQ4 2021: $3.55B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Magnolia Oil & Gas Corp; share changes are against Q3 2021.

Institutions holding MGY in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Advantage Alpha Capital Partners LP39,470$745.0K0.11%+5,629+16.6%Added
Engineers Gate Manager LP40,110$757.0K0.03%−7,311−15.4%Reduced
Los Angeles Capital Management LLC40,440$763.0K0.00%−1,700−4.0%Reduced
Ameriprise Financial Inc41,122$776.0K0.00%+41,122New
Doheny Asset Management41,150$777.0K0.54%−3,000−6.8%Reduced
Public Employees Retirement Association of Colorado42,012$793.0K0.00%00.0%Unchanged
PEAK6 Investments LLC42,082$794.0K0.02%−4,411−9.5%Reduced
The PNC Financial Services Group, Inc.44,152$833.0K0.00%+3,504+8.6%Added
Stifel Financial Corp46,569$878.0K0.00%−181−0.4%Reduced
Occudo Quantitative Strategies LP48,202$910.0K0.08%+48,202New
MetLife Investment Management49,911$941.8K0.01%00.0%Unchanged
Affinity Investment Advisors, LLC50,330$950.0K0.38%+1,090+2.2%Added
Brandywine Global Investment Management, LLC52,946$999.0K0.01%−24,495−31.6%Reduced
Voya Investment Management LLC53,738$1.01M0.00%−1,822−3.3%Reduced
Brinker Capital Investments, LLC59,316$1.12M0.02%−10,075−14.5%Reduced
Jackson Creek Investment Advisors LLC63,862$1.21M0.43%−4,458−6.5%Reduced
Jane Street Group, LLC63,923$1.21M0.00%+26,553+71.1%Added
Paloma Partners Management Co63,945$1.21M0.04%+63,945New
TrimTabs Asset Management, LLC66,278$1.25M0.61%00.0%Unchanged
Squarepoint Ops LLC67,152$1.27M0.01%+32,172+92.0%Added
Dynamic Technology Lab Private Ltd67,983$1.28M0.14%−11,807−14.8%Reduced
ClariVest Asset Management LLC68,125$1.28M0.04%−4,124−5.7%Reduced
EAM Investors, LLC69,316$1.31M0.21%−22,358−24.4%Reduced
Bokf, NA70,308$1.33M0.02%−3,821−5.2%Reduced
Envestnet Asset Management Inc72,436$1.37M0.00%+36,347+100.7%Added
American International Group, Inc.76,648$1.45M0.01%+433+0.6%Added
Ergoteles LLC81,816$1.54M0.06%−9,988−10.9%Reduced
Algert Global LLC83,397$1.57M0.20%+762+0.9%Added
AlphaCrest Capital Management LLC84,638$1.60M0.06%+17,613+26.3%Added
AQR Capital Management LLC94,520$1.78M0.00%+5,355+6.0%Added
AMG National Trust Bank94,798$1.79M0.05%00.0%Unchanged
Jacobs Levy Equity Management, Inc96,432$1.82M0.01%−154,781−61.6%Reduced
Castleark Management LLC102,330$1.93M0.07%−8,670−7.8%Reduced
Qube Research & Technologies Ltd103,836$1.96M0.02%+92,393+807.4%Added
Prudential Financial Inc106,360$2.01M0.00%−241,694−69.4%Reduced
Teacher Retirement System of Texas109,769$2.07M0.01%+36,573+50.0%Added
First Republic Investment Management, Inc.110,070$2.08M0.00%−32,110−22.6%Reduced
Natixis Advisors, L.P.113,170$2.14M0.01%−1,358−1.2%Reduced
Susquehanna International Group, LLP116,232$2.19M0.00%+86,855+295.7%Added
Legal & General Group Plc117,165$2.21M0.00%+1,401+1.2%Added
Teachers Retirement System of the State of Kentucky118,078$2.23M0.02%00.0%Unchanged
Knights of Columbus Asset Advisors LLC120,055$2.27M0.18%+120,055New
Cubist Systematic Strategies, LLC122,090$2.30M0.02%+47,079+62.8%Added
CoreCommodity Management, LLC125,773$2.37M0.65%−2,768−2.2%Reduced
UBS Asset Management Americas Inc134,391$2.54M0.00%+25,302+23.2%Added
Oak Family Advisors, LLC141,260$2.67M1.28%+14,350+11.3%Added
Quantedge Capital Pte Ltd144,000$2.72M1.15%+144,000New
State of New Jersey Common Pension Fund D146,741$2.77M0.01%+146,741New
Citadel Advisors LLC148,844$2.81M0.00%+110,085+284.0%Added
Zacks Investment Management157,134$2.96M0.04%−1,945−1.2%Reduced
New York State Common Retirement Fund157,725$2.98M0.00%−22,524−12.5%Reduced
Employees Retirement System of Texas159,000$3.00M0.03%00.0%Unchanged
Rhumbline Advisers159,423$3.01M0.00%+2,745+1.8%Added
Apis Capital Advisors, LLC160,000$3.02M3.34%+160,000New
EAM Global Investors LLC163,843$3.09M0.55%+86,290+111.3%Added
Citigroup Inc177,073$3.34M0.00%+78,137+79.0%Added
Alliancebernstein L.P.178,400$3.37M0.00%+1,400+0.8%Added
Canada Pension Plan Investment Board186,500$3.52M0.00%+57,500+44.6%Added
Voloridge Investment Management, LLC192,150$3.63M0.02%+159,724+492.6%Added
California State Teachers Retirement System197,374$3.72M0.00%+7,106+3.7%Added
Barclays PLC204,938$3.87M0.00%+107,588+110.5%Added
Morgan Stanley206,397$3.90M0.00%−30,973−13.0%Reduced
Raymond James & Associates207,680$3.92M0.00%−46,230−18.2%Reduced
Allianz Asset Management GmbH210,030$3.96M0.00%+71,142+51.2%Added
Lisanti Capital Growth, LLC214,550$4.05M0.59%+54,285+33.9%Added
Carlson Capital L P219,735$4.15M0.24%−95,000−30.2%Reduced
Elm Ridge Management, LLC224,162$4.23M5.41%−30,941−12.1%Reduced
Neuberger Berman Group LLC231,721$4.34M0.00%+53,979+30.4%Added
Deutsche Bank AG263,901$4.98M0.00%−57,024−17.8%Reduced
Credit Suisse AG271,537$5.12M0.00%+61,925+29.5%Added
Wells Fargo & Company271,898$5.13M0.00%−5,078,550−94.9%Reduced
Intrinsic Edge Capital Management LLC291,225$5.50M0.41%00.0%Unchanged
Comerica Bank262,787$5.71M0.04%+73,958+39.2%Added
TD Asset Management Inc306,888$5.79M0.00%+159,101+107.7%Added
Swiss National Bank308,700$5.83M0.00%−1,600−0.5%Reduced
Millennium Management LLC337,135$6.36M0.01%−328,411−49.3%Reduced
Empowered Funds, LLC355,344$6.71M0.76%+355,344New
Russell Investments Group, Ltd.355,586$6.71M0.01%+243,797+218.1%Added
Putnam Investments LLC373,160$7.04M0.01%−35,200−8.6%Reduced
SEI Investments Co382,563$7.22M0.01%+163,098+74.3%Added
Rafferty Asset Management, LLC423,804$8.00M0.04%+234,131+123.4%Added
STRS Ohio454,400$8.57M0.03%−80,500−15.0%Reduced
Phocas Financial Corp.474,519$8.95M1.14%−190,978−28.7%Reduced
Eaton Vance Management500,000$9.44M0.01%+500,000New
Avalon Investment & Advisory515,707$9.73M0.24%−74,610−12.6%Reduced
D. E. Shaw & Co., Inc.577,135$10.9M0.01%−375,252−39.4%Reduced
Westwood Holdings Group Inc.581,635$11.0M0.10%+139,324+31.5%Added
Lazard Asset Management LLC584,339$11.0M0.01%−374,132−39.0%Reduced
Victory Capital Management Inc642,234$12.1M0.01%−517,521−44.6%Reduced
Ziegler Capital Management, LLC679,691$12.8M0.46%−7,130−1.0%Reduced
American Century Companies Inc732,156$13.8M0.01%+662,773+955.2%Added
Invesco Ltd.735,733$13.9M0.00%+142,834+24.1%Added
Clearbridge Investments, LLC865,586$16.3M0.01%+179,702+26.2%Added
Wedge Capital Management L L P873,887$16.5M0.20%+187,576+27.3%Added
Rothschild & Co Asset Management US Inc.959,384$18.1M0.21%−78,776−7.6%Reduced
State of Wisconsin Investment Board1,016,515$19.2M0.04%00.0%Unchanged
Bank of New York Mellon Corp1,079,803$20.4M0.00%+543,985+101.5%Added
Bank of America Corp1,082,250$20.4M0.00%−44,264−3.9%Reduced
Royal Bank of Canada1,207,681$22.8M0.01%−217,426−15.3%Reduced
Parametric Portfolio Associates LLC1,222,131$23.1M0.01%+220,140+22.0%Added