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O'Shaughnessy Asset Management’s Magnolia Oil & Gas MGY Stock Holding History

O'Shaughnessy Asset 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 		$1.1M Buy
42,986
+12,600
+41% +$360K 0.01% 1197
2026
Q1 		$959K Sell
30,386
-1,132
-4% -$30.3K ﹤0.01% 1205
2025
Q4 		$690K Sell
31,518
-13,200
-30% -$300K ﹤0.01% 1328
2025
Q3 		$1.07M Buy
44,718
+9,088
+26% +$217K 0.01% 1092
2025
Q2 		$801K Buy
35,630
+23,986
+206% +$531K 0.01% 1148
2025
Q1 		$294K Buy
11,644
+433
+4% +$10.5K ﹤0.01% 1597
2024
Q4 		$262K Sell
11,211
-2,679
-19% -$69.6K ﹤0.01% 1609
2024
Q3 		$371K Buy
13,890
+1,350
+11% +$34K ﹤0.01% 1359
2024
Q2 		$318K Buy
12,540
+1,815
+17% +$46.3K ﹤0.01% 1336
2024
Q1 		$278K Sell
10,725
-2,292
-18% -$50.3K ﹤0.01% 1351
2023
Q4 		$277K Buy
13,017
+198
+2% +$4.33K ﹤0.01% 1248
2023
Q3 		$294K Buy
12,819
+3,052
+31% +$68.2K ﹤0.01% 1132
2023
Q2 		$204K Buy
9,767
+24
+0.2% +$496 ﹤0.01% 1204
2023
Q1 		$213K Buy
9,743
+18
+0.2% +$400 ﹤0.01% 1187
2022
Q4 		$228K Buy
+9,725
New +$237K ﹤0.01% 1070
2021
Q4 		– Sell
-7,537
Closed -$134K – 1974
2021
Q3 		$134K Buy
7,537
+698
+10% +$10.6K ﹤0.01% 1234
2021
Q2 		$107K Buy
6,839
+544
+9% +$6.99K ﹤0.01% 1278
2021
Q1 		$72K Buy
+6,295
New +$65.6K ﹤0.01% 1303

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

O'Shaughnessy Asset Management's MGY Position: Q2 2026 in Review

O'Shaughnessy Asset Management increased its Magnolia Oil & Gas (MGY) stake by 41% in Q2 2026, buying an estimated $360K and bringing the position to 42,986 shares worth $1.1M. The position accounts for 0.01% of the portfolio, ranked #1197.

O'Shaughnessy Asset Management first reported a position in MGY in Q1 2021 and has held it in 18 quarters since. 408 funds tracked by Wall St. Rank hold MGY as of Q2 2026.

  • O'Shaughnessy Asset Management held 42,986 shares of Magnolia Oil & Gas worth $1.1M as of Q2 2026.
  • O'Shaughnessy Asset Management bought 12,600 Magnolia Oil & Gas shares in Q2 2026, an estimated $360K.
  • Magnolia Oil & Gas made up 0.01% of O'Shaughnessy Asset Management's portfolio in Q2 2026, its #1197 holding.
  • O'Shaughnessy Asset Management first reported a position in Magnolia Oil & Gas in Q1 2021 and has held it in 18 quarters since.
  • 408 funds tracked by Wall St. Rank held Magnolia Oil & Gas as of Q2 2026.

Based on O'Shaughnessy Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.