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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, Q2 2025

Institutional positions in Magnolia Oil & Gas Corp as of Jun 30, 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
385
−18 vs. Q1 2025
Shares held
215.8M
−2.09M (−1.0%) vs. Q1 2025
Total value
$4.85B
−$649.2M (−11.8%) vs. Q1 2025
New holders
41
142 more added
Sold out
59
160 more reduced

4 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 holdersQ2 2025: 385 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 heldQ2 2025: $4.85B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Magnolia Oil & Gas Corp; share changes are against Q1 2025.

Institutions holding MGY in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
True Wealth Design, LLC4$900.00%+2+100.0%Added
Bay Harbor Wealth Management, LLC7$1570.00%00.0%Unchanged
Abound Wealth Management7$1580.00%00.0%Unchanged
Rialto Wealth Management, LLC8$1800.00%+8New
HFM Investment Advisors, LLC15$3370.00%+6+66.7%Added
WealthTrak Capital Management LLC15$3380.00%−5−25.0%Reduced
Prestige Wealth Management Group LLC18$4050.00%00.0%Unchanged
Atlantic Trust, LLC20$4500.00%+20New
DiNuzzo Private Wealth, Inc.21$4730.00%−2−8.7%Reduced
SJS Investment Consulting Inc.24$5400.00%−16−40.0%Reduced
Binnacle Investments Inc26$5840.00%00.0%Unchanged
Legacy Wealth Managment, LLC29$6520.00%+7+31.8%Added
Legacy Investment Solutions, LLC29$6520.00%+29New
WPG Advisers, LLC31$6970.00%00.0%Unchanged
Glen Eagle Advisors, LLC41$9250.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC44$9890.00%−24−35.3%Reduced
Picton Mahoney Asset Management48$1.00K0.00%00.0%Unchanged
Cornerstone Planning Group LLC44$1.07K0.00%−41−48.2%Reduced
UMA Financial Services, Inc.52$1.17K0.00%+18+52.9%Added
Fortitude Family Office, LLC53$1.19K0.00%+53New
Larson Financial Group LLC54$1.21K0.00%−14−20.6%Reduced
Webster Bank, N. A.58$1.30K0.00%+58New
Kestra Investment Management, LLC55$1.39K0.00%00.0%Unchanged
SBI Securities Co., Ltd.67$1.51K0.00%−2−2.9%Reduced
JFS Wealth Advisors, LLC68$1.53K0.00%−75−52.4%Reduced
Private Trust Co NA80$1.80K0.00%−80−50.0%Reduced
Bell Investment Advisors, Inc80$1.80K0.00%−44−35.5%Reduced
Annis Gardner Whiting Capital Advisors, LLC80$1.80K0.00%+80New
Riggs Asset Managment Co. Inc.93$2.09K0.00%+93New
Farmers & Merchants Investments Inc100$2.25K0.00%00.0%Unchanged
Central Trust Co107$2.41K0.00%00.0%Unchanged
Parkside Financial Bank & Trust113$2.54K0.00%−10−8.1%Reduced
Westend Capital Management, LLC135$3.04K0.00%00.0%Unchanged
Jones Financial Companies LLLP139$3.14K0.00%+17+13.9%Added
Sierra Ocean, LLC141$3.17K0.00%+141New
Hemington Wealth Management213$4.00K0.00%+13+6.5%Added
Essential Partners LLC191$4.29K0.00%+191New
Rosenberg Matthew Hamilton192$4.32K0.00%00.0%Unchanged
Bayforest Capital Ltd217$4.88K0.00%−7,743−97.3%Reduced
SRS Capital Advisors, Inc.233$5.24K0.00%+38+19.5%Added
NewSquare Capital LLC233$5.24K0.00%+60+34.7%Added
LRI Investments, LLC250$5.62K0.00%+42+20.2%Added
Rothschild Investment LLC265$5.96K0.00%−145−35.4%Reduced
MAI Capital Management274$6.16K0.00%+274New
GWM Advisors LLC283$6.36K0.00%+2+0.7%Added
Clearstead Advisors, LLC302$6.79K0.00%+302New
Northwestern Mutual Wealth Management Co315$7.08K0.00%+25+8.6%Added
Global Retirement Partners, LLC338$7.60K0.00%+338New
Private Wealth Management Group, LLC341$7.67K0.00%−395−53.7%Reduced
Bare Financial Services, Inc343$7.71K0.00%+227+195.7%Added
Park Place Capital Corp339$7.73K0.00%00.0%Unchanged
Bryn Mawr Trust Co350$7.87K0.00%00.0%Unchanged
Umb Bank N A375$8.43K0.00%−346−48.0%Reduced
Bogart Wealth, LLC378$8.50K0.00%00.0%Unchanged
Trust Co of Vermont382$8.59K0.00%00.0%Unchanged
Massmutual Trust Co FSB384$8.63K0.00%−619−61.7%Reduced
Accent Capital Management, LLC393$8.84K0.00%+393New
Whittier Trust Co of Nevada Inc427$9.59K0.00%−2−0.5%Reduced
Optiver Holding B.V.498$11.2K0.00%−97−16.3%Reduced
Twin Peaks Wealth Advisors, LLC505$12.0K0.00%+505New
TD Private Client Wealth LLC555$12.5K0.00%−158−22.2%Reduced
Key Financial Inc560$12.6K0.00%00.0%Unchanged
Center for Financial Planning, Inc.566$12.7K0.00%00.0%Unchanged
Truvestments Capital LLC586$13.2K0.00%−1−0.2%Reduced
First Horizon Advisors, Inc.612$13.8K0.00%−410−40.1%Reduced
Fifth Third Bancorp694$15.6K0.00%+138+24.8%Added
Y.D. More Investments Ltd750$16.9K0.00%00.0%Unchanged
Principal Securities, Inc.843$19.0K0.00%+61+7.8%Added
Versant Capital Management, Inc902$20.3K0.00%+147+19.5%Added
Hantz Financial Services, Inc.941$21.0K0.00%+739+365.8%Added
Nomura Asset Management Co Ltd950$21.4K0.00%00.0%Unchanged
Maseco LLP992$22.3K0.00%+992New
Optimum Investment Advisors1,000$22.5K0.01%00.0%Unchanged
Your Advocates Ltd., LLP1,007$22.6K0.01%+7+0.7%Added
Parallel Advisors, LLC1,033$23.2K0.00%−1,275−55.2%Reduced
Huntington National Bank1,036$23.3K0.00%+58+5.9%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,190$26.8K0.00%+836+236.2%Added
Financial Management Professionals, Inc.1,274$28.6K0.00%−2,145−62.7%Reduced
Caitong International Asset Management Co., Ltd1,332$29.9K0.02%+1,332New
Harbor Capital Advisors, Inc.1,398$31.0K0.00%−117−7.7%Reduced
EverSource Wealth Advisors, LLC1,386$31.2K0.00%+864+165.5%Added
Opal Wealth Advisors, LLC1,475$33.2K0.01%+271+22.5%Added
Ancora Advisors, LLC2,000$45.0K0.00%00.0%Unchanged
Assetmark, Inc2,008$45.1K0.00%−498−19.9%Reduced
Quarry LP2,121$47.7K0.01%+2,121New
Geneos Wealth Management Inc.2,212$49.7K0.00%+1,051+90.5%Added
Nisa Investment Advisors, LLC2,283$51.3K0.00%−1,829−44.5%Reduced
Public Employees Retirement System of Ohio2,545$57.2K0.00%+396+18.4%Added
Ronald Blue Trust, Inc.2,575$57.9K0.00%+289+12.6%Added
Independence Bank of Kentucky2,900$65.2K0.01%−600−17.1%Reduced
Ci Investments Inc.3,169$71.0K0.00%−482−13.2%Reduced
Smartleaf Asset Management LLC3,511$80.5K0.01%−1,561−30.8%Reduced
Farther Finance Advisors, LLC3,784$85.1K0.00%−582−13.3%Reduced
Pacer Advisors, Inc.3,833$86.2K0.00%−1,540−28.7%Reduced
Covestor Ltd3,902$88.0K0.05%+920+30.9%Added
Skopos Labs, Inc.4,051$91.1K0.01%+3,719+1,120.2%Added
Signaturefd, LLC4,393$98.8K0.00%+16+0.4%Added
Advisor Group Holdings, Inc.4,363$99.5K0.00%+2,685+160.0%Added
Wolverine Asset Management LLC4,472$100.5K0.00%+2,516+128.6%Added
GAMMA Investing LLC5,009$112.6K0.01%+2,487+98.6%Added