ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Position in MGY — Magnolia Oil & Gas Corp

CIK 1164508 BOSTON, MA

Position in MGY

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$197,748,418

+$182,355,611 QoQ

Shares Held

6,263,808

+790.8% QoQ

Ownership

3.39%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

11 quarters on record

Voting authority Sole 91.61340832924635.ToString("F0")% Shared 0.ToString("F0")% None 8.386591670753637.ToString("F0")%

Energy · as of Mar 31, 2026

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $4,141,865,918 across 40 Oil & Gas E&P names. MGY ranks #7 (4.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CNQ	CANADIAN NATURAL RESOURCES Ltd	28,956,345	$1,411,042,691
2	OVV	Ovintiv Inc.	7,880,705	$467,798,648
3	COP	Conocophillips	2,310,281	$304,957,092
4	DVN	Devon Energy Corp/De	5,180,682	$260,691,918
5	EOG	Eog Resources Inc	1,420,839	$205,410,694
6	APA	APA Corp	4,834,502	$205,176,264
7	MGY	Magnolia Oil & Gas Corp This page	6,263,808	$197,748,418
8	CNX	CNX Resources Corp	3,838,852	$147,987,744

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$197,748,418	6,263,808	+790.8%	Shares	Defined	2026-05-14
2025-12-31	$15,392,807	703,189	-49.8%	Shares	Defined	2026-02-13
2025-09-30	$33,448,529	1,401,279	+192.4%	Shares	Defined	2025-11-13
2025-06-30	$10,774,866	479,309	+6.3%	Shares	Defined	2025-08-13
2025-03-31	$11,389,658	450,897	+1359.2%	Shares	Defined	2025-05-14
2021-09-30	$549,711	30,900	-96.8%	Shares	Defined	2021-11-12
2021-06-30	$14,982,433	958,569	-44.5%	Shares	Defined	2021-08-13
2021-03-31	$19,839,575	1,728,186	-9.1%	Shares	Defined	2021-05-14
2020-12-31	$13,425,267	1,901,596	-2.4%	Shares	Defined	2021-02-12
2020-09-30	$10,074,758	1,948,696	+24.9%	Shares	Defined	2020-11-12
2020-06-30	$9,455,393	1,560,296	—	Shares	Defined	2020-08-12
No filing history on record for this holder in this stock.