Magnolia Oil & Gas Corp (MGY) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

188,006,936Shares Outstanding

885,584Shares held by institutions

$23,034,040Value of institutional holdings

103.34%Institutional ownership %

1.15%Shares Changed QoQ

359No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Magnolia Oil & Gas Corp (NYSE:MGY) includes 359 filers as of the latest reporting cycle ending December 2025.

Magnolia Oil & Gas saw its institutional ownership percentage fell to 103.3% in December 2025 from 108.1% in September 2025.
In percentage terms, this reflects as a holdings change of 1.15% quarter on quarter, and a decrease of 4.52% year over year.
The latest 13F cycle for Magnolia Oil & Gas reveals that of 359 total investors, 176 funds grew their exposure, whereas 142 reduced theirs and 41 made no changes.
Collectively, institutional investors increased their stake in Magnolia Oil & Gas to 194.29Mn shares as of December 2025, a change that is up by 2.21Mn shares quarter on quarter and down 22.76Mn shares year over year.
As of December 31, 2025, BlackRock, Inc. held Magnolia Oil & Gas's largest shareholding position with over 27.67Mn shares, representing 14.72% of total outstanding shares.
Among the most significant buyers of Magnolia Oil & Gas during December 2025 were 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).
Leading sellers of Magnolia Oil & Gas stock in December 2025 included T. Rowe Price Investment Management, Inc. (4.03Mn), BALYASNY ASSET MANAGEMENT L.P. (969.16K), GOLDMAN SACHS GROUP INC (913.93K), UBS Group AG (868.66K), AMERICAN CENTURY COMPANIES INC (857.81K).
The top 10 institutional holders of Magnolia Oil & Gas for the quarter ending December 2025 included BlackRock, Inc. (27.67Mn), VANGUARD GROUP INC (19.64Mn), AMERICAN CENTURY COMPANIES INC (11.03Mn), STATE STREET CORP (8.80Mn), DIMENSIONAL FUND ADVISORS LP (6.63Mn), JANUS HENDERSON GROUP PLC (6.11Mn), TD ASSET MANAGEMENT INC (5.67Mn), Epoch Investment Partners, Inc. (5.33Mn), WELLINGTON MANAGEMENT GROUP LLP (5.21Mn), NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (4.96Mn).

359 Institutional Holders

885,584 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	27,671,647	228,299	0.83%	$605,732,341.00
VANGUARD GROUP INC	31 Dec, 2025	19,644,960	-230,896	-1.16%	$430,028,174.00
AMERICAN CENTURY COMPANIES INC	31 Dec, 2025	11,029,847	-857,808	-7.22%	$241,443,413.00
STATE STREET CORP	31 Dec, 2025	8,800,807	125,707	1.45%	$192,649,665.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	6,634,362	264,649	4.15%	$145,229,795.00
JANUS HENDERSON GROUP PLC	31 Dec, 2025	6,109,462	-245,757	-3.87%	$133,735,730.00
TD ASSET MANAGEMENT INC	31 Dec, 2025	5,671,819	1,193,458	26.65%	$124,156,118.00
Epoch Investment Partners, Inc.	31 Dec, 2025	5,330,064	1,191,438	28.79%	$116,675,102.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	5,206,612	-18,556	-0.36%	$113,972,737.00
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	31 Dec, 2025	4,959,218	4,959,218	0.00%	$108,557,000.00
ALLIANCEBERNSTEIN L.P.	31 Dec, 2025	4,747,597	88,930	1.91%	$103,924,898.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	4,435,901	-85,084	-1.88%	$97,124,152.00
Boston Trust Walden Corp	31 Dec, 2025	4,168,085	225,349	5.72%	$91,239,381.00
VICTORY CAPITAL MANAGEMENT INC	31 Dec, 2025	3,591,921	-366,581	-9.26%	$78,627,151.00
SILVERCREST ASSET MANAGEMENT GROUP LLC	31 Dec, 2025	3,333,105	-257,328	-7.17%	$72,961,707.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	3,218,349	-21,652	-0.67%	$70,449,648.00
GW&K Investment Management, LLC	31 Dec, 2025	3,169,496	404,402	14.63%	$69,381.00
SYSTEMATIC FINANCIAL MANAGEMENT LP	31 Dec, 2025	2,938,904	-33,447	-1.13%	$64,332,620.00
Allspring Global Investments Holdings, LLC	31 Dec, 2025	2,930,693	-147,673	-4.80%	$65,881,979.00
MORGAN STANLEY	31 Dec, 2025	2,796,949	18,316	0.66%	$61,225,261.00

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