WAU
MGY icon

Wellington-Altus USA’s Magnolia Oil & Gas MGY Stock Holding History

Wellington-Altus USA’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 		$36.7K Hold
1,163
– – 0.03% 370
2026
Q1 		$29.8K Buy
1,163
+165
+17% +$4.42K 0.02% 443
2025
Q4 		$21.8K Buy
+998
New +$22.7K 0.02% 467

Other funds holding MGY

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return

Wellington-Altus USA's MGY Position: Q2 2026 in Review

Wellington-Altus USA held its Magnolia Oil & Gas (MGY) position steady in Q2 2026 at 1,163 shares worth $36.7K. The position accounts for 0.03% of the portfolio, ranked #370.

Wellington-Altus USA first reported a position in MGY in Q4 2025 and has held it in 3 quarters since. 411 funds tracked by Wall St. Rank hold MGY as of Q2 2026.

  • Wellington-Altus USA held 1,163 shares of Magnolia Oil & Gas worth $36.7K as of Q2 2026.
  • Wellington-Altus USA left its Magnolia Oil & Gas share count unchanged in Q2 2026.
  • Magnolia Oil & Gas made up 0.03% of Wellington-Altus USA's portfolio in Q2 2026, its #370 holding.
  • Wellington-Altus USA first reported a position in Magnolia Oil & Gas in Q4 2025 and has held it in 3 quarters since.
  • 411 funds tracked by Wall St. Rank held Magnolia Oil & Gas as of Q2 2026.

Based on Wellington-Altus USA's 13F filing for Q2 2026, filed 17 Sep 2026.