Fox Run Management’s Magnolia Oil & Gas MGY Stock Holding History

Fox Run Management’s Portfolio MGY Stock Details MGY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$218K	Buy	+8,510	New	+$243K	0.04%	789
2026 Q1	–	Sell	-33,844	Closed	-$741K	–	1108
2025 Q4	$741K	Buy	33,844 +25,195	+291%	+$573K	0.11%	334
2025 Q3	$206K	Buy	+8,649	New	+$206K	0.03%	795
2025 Q1	–	Sell	-26,165	Closed	-$612K	–	1100
2024 Q4	$612K	Buy	+26,165	New	+$680K	0.11%	368
2024 Q1	–	Sell	-15,303	Closed	-$326K	–	957
2023 Q4	$326K	Buy	+15,303	New	+$335K	0.08%	464
2022 Q4	–	Sell	-36,948	Closed	-$732K	–	787
2022 Q3	$732K	Buy	+36,948	New	+$818K	0.28%	71
2019 Q3	–	Sell	-17,788	Closed	-$206K	–	489
2019 Q2	$206K	Buy	+17,788	New	+$218K	0.14%	361
2018 Q4	–	Sell	-10,954	Closed	-$164K	–	638
2018 Q3	$164K	Buy	+10,954	New	+$143K	0.07%	499

Other funds holding MGY

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

Fox Run Management's MGY Position: Q2 2026 in Review

Fox Run Management opened a new position in Magnolia Oil & Gas (MGY) in Q2 2026: 8,510 shares worth $218K. The stake represents 0.04% of the portfolio and ranks #789 among its holdings. This is a return to the name: Fox Run Management previously reported a position in MGY as recently as Q4 2025.

Fox Run Management first reported a position in MGY in Q3 2018 and has held it in 8 quarters since. The position peaked at $741K in Q4 2025. 410 funds tracked by Wall St. Rank hold MGY as of Q2 2026.

Fox Run Management held 8,510 shares of Magnolia Oil & Gas worth $218K as of Q2 2026.
Magnolia Oil & Gas was a new Fox Run Management position in Q2 2026.
Magnolia Oil & Gas made up 0.04% of Fox Run Management's portfolio in Q2 2026, its #789 holding.
Fox Run Management first reported a position in Magnolia Oil & Gas in Q3 2018 and has held it in 8 quarters since.
Fox Run Management's Magnolia Oil & Gas position peaked at $741K in Q4 2025.
410 funds tracked by Wall St. Rank held Magnolia Oil & Gas as of Q2 2026.

Based on Fox Run Management's 13F filing for Q2 2026, filed 4 Aug 2026.