California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Magnolia Oil & Gas MGY Stock Holding History

California State Teachers Retirement System (CalSTRS)’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
Q1 		$6.68M Buy
211,468
+44,038
+26% +$1.18M 0.01% 871
2025
Q4 		$3.67M Sell
167,430
-2,920
-2% -$66.4K ﹤0.01% 1089
2025
Q3 		$4.07M Buy
170,350
+4,717
+3% +$112K ﹤0.01% 1035
2025
Q2 		$3.72M Buy
165,633
+835
+0.5% +$18.5K ﹤0.01% 1047
2025
Q1 		$4.16M Sell
164,798
-1,906
-1% -$46.2K 0.01% 957
2024
Q4 		$3.9M Buy
166,704
+4,004
+2% +$104K ﹤0.01% 1031
2024
Q3 		$3.97M Sell
162,700
-6,431
-4% -$162K ﹤0.01% 1027
2024
Q2 		$4.29M Sell
169,131
-6,902
-4% -$176K 0.01% 961
2024
Q1 		$4.57M Sell
176,033
-12,553
-7% -$275K 0.01% 961
2023
Q4 		$4.01M Sell
188,586
-11,641
-6% -$255K 0.01% 1030
2023
Q3 		$4.59M Sell
200,227
-21,363
-10% -$477K 0.01% 926
2023
Q2 		$4.63M Buy
221,590
+8,453
+4% +$175K 0.01% 1005
2023
Q1 		$4.66M Sell
213,137
-4,383
-2% -$97.3K 0.01% 1002
2022
Q4 		$5.1M Buy
217,520
+6,464
+3% +$158K 0.01% 941
2022
Q3 		$4.18M Sell
211,056
-2,175
-1% -$48.1K 0.01% 1006
2022
Q2 		$4.48M Buy
213,231
+27,824
+15% +$696K 0.01% 1018
2022
Q1 		$4.38M Sell
185,407
-11,967
-6% -$263K 0.01% 1133
2021
Q4 		$3.72M Buy
197,374
+7,106
+4% +$141K ﹤0.01% 1350
2021
Q3 		$3.38M Sell
190,268
-1,487
-0.8% -$22.5K ﹤0.01% 1392
2021
Q2 		$3M Buy
191,755
+4,859
+3% +$62.4K ﹤0.01% 1534
2021
Q1 		$2.15M Hold
186,896
– – ﹤0.01% 1697
2020
Q4 		$1.32M Sell
186,896
-2,121
-1% -$12.6K ﹤0.01% 1866
2020
Q3 		$977K Buy
189,017
+46
+0% +$286 ﹤0.01% 1877
2020
Q2 		$1.15M Buy
188,971
+36,330
+24% +$198K ﹤0.01% 1791
2020
Q1 		$611K Sell
152,641
-2,872
-2% -$24.7K ﹤0.01% 1955
2019
Q4 		$1.96M Sell
155,513
-1,969
-1% -$22.1K ﹤0.01% 1580
2019
Q3 		$1.75M Buy
157,482
+1,881
+1% +$20.2K ﹤0.01% 1614
2019
Q2 		$1.8M Buy
+155,601
New +$1.91M ﹤0.01% 1624

Other funds holding MGY

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM

California State Teachers Retirement System (CalSTRS)'s MGY Position: Q1 2026 in Review

California State Teachers Retirement System (CalSTRS) increased its Magnolia Oil & Gas (MGY) stake by 26% in Q1 2026, buying an estimated $1.18M and bringing the position to 211,468 shares worth $6.68M. The position accounts for 0.01% of the portfolio, ranked #871.

California State Teachers Retirement System (CalSTRS) first reported a position in MGY in Q2 2019 and has held it in 28 quarters since. 405 funds tracked by Wall St. Rank hold MGY as of Q1 2026.

  • California State Teachers Retirement System (CalSTRS) held 211,468 shares of Magnolia Oil & Gas worth $6.68M as of Q1 2026.
  • California State Teachers Retirement System (CalSTRS) bought 44,038 Magnolia Oil & Gas shares in Q1 2026, an estimated $1.18M.
  • Magnolia Oil & Gas made up 0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q1 2026, its #871 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Magnolia Oil & Gas in Q2 2019 and has held it in 28 quarters since.
  • 405 funds tracked by Wall St. Rank held Magnolia Oil & Gas as of Q1 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q1 2026, filed 18 May 2026.