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Quantinno Capital Management’s Magnolia Oil & Gas MGY Stock Holding History

Quantinno Capital 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 		$1.37M Sell
53,470
-81,759
-60% -$2.33M ﹤0.01% 2308
2026
Q1 		$4.27M Buy
135,229
+105,532
+355% +$2.82M 0.01% 1211
2025
Q4 		$650K Buy
29,697
+3,508
+13% +$79.8K ﹤0.01% 2157
2025
Q3 		$625K Buy
26,189
+7,629
+41% +$182K ﹤0.01% 1817
2025
Q2 		$417K Buy
18,560
+4,340
+31% +$96.1K ﹤0.01% 1780
2025
Q1 		$359K Buy
+14,220
New +$345K ﹤0.01% 1534

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

Quantinno Capital Management's MGY Position: Q2 2026 in Review

Quantinno Capital Management reduced its Magnolia Oil & Gas (MGY) stake by 60% in Q2 2026, selling an estimated $2.33M and leaving 53,470 shares worth $1.37M. The position accounts for ﹤0.01% of the portfolio, ranked #2308.

Quantinno Capital Management first reported a position in MGY in Q1 2025 and has held it in 6 quarters since. The position peaked at $4.27M in Q1 2026. 411 funds tracked by Wall St. Rank hold MGY as of Q2 2026.

  • Quantinno Capital Management held 53,470 shares of Magnolia Oil & Gas worth $1.37M as of Q2 2026.
  • Quantinno Capital Management sold 81,759 Magnolia Oil & Gas shares in Q2 2026, an estimated $2.33M.
  • Magnolia Oil & Gas made up ﹤0.01% of Quantinno Capital Management's portfolio in Q2 2026, its #2308 holding.
  • Quantinno Capital Management first reported a position in Magnolia Oil & Gas in Q1 2025 and has held it in 6 quarters since.
  • Quantinno Capital Management's Magnolia Oil & Gas position peaked at $4.27M in Q1 2026.
  • 411 funds tracked by Wall St. Rank held Magnolia Oil & Gas as of Q2 2026.

Based on Quantinno Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.