Magnolia Oil & Gas Corp (MGY) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

2,838,494Shares held by institutions

$91,200,812Value of institutional holdings

116.16%Institutional ownership %

-4.79%Shares Changed QoQ

384No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Magnolia Oil & Gas Corp (NYSE:MGY) showed up in the 13F filings of 369 institutional investors as of December 2025.

These investors collectively held 109.8% of Magnolia Oil & Gas's outstanding shares in December 2025, down from 114.1% in September 2025.
Their total shares held in MGY increased 0.91% from the prior quarter, while the number of investors in Magnolia Oil & Gas decreased 1.86% year over year.
Activity in MGY broke down as 181 buyers, 148 sellers, and 40 unchanged among 369 total holders.
Combined, these investors held 200.39Mn shares in MGY for December 2025, up by 1.81Mn shares quarter on quarter, and down 23.19Mn shares year over year.
BlackRock, Inc. holds the largest position in MGY at 27.67Mn shares as of December 31, 2025, or 15.16% of shares outstanding.
Top purchasers of MGY stock for the quarter ending December 2025 included NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (4.96Mn), Westwood Holdings Group Inc (1.76Mn), HITE Hedge Asset Management LLC (1.26Mn), TD ASSET MANAGEMENT INC (1.19Mn), Epoch Investment Partners, Inc. (1.19Mn).
The biggest sellers of Magnolia Oil & Gas for the quarter ending December 2025 included Bank Of America Corp /De/ (3.26Mn), BALYASNY ASSET MANAGEMENT L.P. (969.16K), Goldman Sachs Group Inc (913.93K), UBS Group AG (868.66K), AMERICAN CENTURY COMPANIES INC (857.81K).
Magnolia Oil & Gas's 10 largest shareholders as of December 2025 include BlackRock, Inc. (27.67Mn), VANGUARD GROUP INC (19.64Mn), AMERICAN CENTURY COMPANIES INC (11.03Mn), State Street Corp (8.8Mn), DIMENSIONAL FUND ADVISORS LP (6.63Mn), Janus Henderson Group Plc (6.11Mn), TD ASSET MANAGEMENT INC (5.67Mn), T. Rowe Price Investment Management, Inc. (5.53Mn), Epoch Investment Partners, Inc. (5.33Mn), WELLINGTON MANAGEMENT GROUP LLP (5.21Mn) per Business Quant data.

369 Institutional Holders

2,838,494 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	228,299	0.83%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-230,896	-1.16%	$0.00
T. Rowe Price Investment Management, Inc.	31 Dec, 2025	-41,612	-0.75%	$0.00
Barclays Plc	31 Dec, 2025	-1,847,457	-83.61%	$0.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	-857,808	-7.22%	$0.00
Allspring Global Investments Holdings, LLC	31 Dec, 2025	-147,673	-4.80%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	104,576	0.00%	$0.00
State Street Corp	31 Dec, 2025	125,707	1.45%	$0.00
Nuveen, LLC	31 Dec, 2025	-107,233	-5.57%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	9,318	145.14%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	264,649	4.15%	$0.00
UBS Group AG	31 Dec, 2025	-868,663	-49.83%	$0.00
Janus Henderson Group Plc	31 Dec, 2025	-245,757	-3.87%	$0.00
Corigliano Investment Advisers, LLC	31 Dec, 2025	172,000	38.65%	$0.00
TD ASSET MANAGEMENT INC	31 Dec, 2025	1,193,458	26.65%	$0.00
Pacer Advisors, Inc.	31 Dec, 2025	-37,259	-5.94%	$0.00
Epoch Investment Partners, Inc.	31 Dec, 2025	1,191,438	28.79%	$0.00
Aberdeen Group plc	31 Dec, 2025	-24,946	-4.84%	$0.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	-18,556	-0.36%	$0.00
Foster Victor Wealth Advisors, LLC	31 Dec, 2025	35,223	9.22%	$0.00

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