DFO
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Duquesne Family Office’s Flex FLEX Stock Holding History

Duquesne Family Office’s Portfolio FLEX Stock Details FLEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-348,900
Closed -$11.5M – 78
2025
Q1 		$11.5M Hold
348,900
– – 0.38% 43
2024
Q4 		$13.4M Hold
348,900
– – 0.36% 53
2024
Q3 		$11.7M Sell
348,900
-1,100,255
-76% -$33.8M 0.4% 42
2024
Q2 		$42.7M Sell
1,449,155
-2,414,000
-62% -$72.3M 1.47% 20
2024
Q1 		$111M Buy
3,863,155
+2,357,806
+157% +$61.8M 2.52% 13
2023
Q4 		$34.6M Buy
+1,505,349
New +$30.1M 1.03% 22
2022
Q2 		– Sell
-319,364
Closed -$4.46M – 49
2022
Q1 		$4.46M Sell
319,364
-3,047,499
-91% -$38.9M 0.19% 41
2021
Q4 		$46.5M Buy
3,366,863
+1,331,364
+65% +$18M 1.69% 15
2021
Q3 		$27.1M Sell
2,035,499
-237,334
-10% -$3.19M 0.88% 24
2021
Q2 		$30.6M Sell
2,272,833
-1,444,439
-39% -$19.6M 0.76% 32
2021
Q1 		$51.3M Buy
3,717,272
+1,417,010
+62% +$19.5M 1.13% 27
2020
Q4 		$31.2M Buy
2,300,262
+1,356,447
+144% +$15.7M 0.84% 28
2020
Q3 		$7.92M Hold
943,815
– – 0.23% 54
2020
Q2 		$7.29M Buy
943,815
+335,001
+55% +$2.41M 0.22% 56
2020
Q1 		$3.84M Buy
608,814
+163,957
+37% +$1.42M 0.16% 36
2019
Q4 		$4.23M Buy
+444,857
New +$3.84M 0.12% 53

Other funds holding FLEX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Duquesne Family Office's FLEX Position: Q2 2025 in Review

Duquesne Family Office sold out of Flex (FLEX) in Q2 2025, closing a stake of 348,900 shares — an estimated $11.5M sold.

Duquesne Family Office first reported a position in FLEX in Q4 2019 and held it in 16 quarters. The position peaked at $111M in Q1 2024. 647 funds tracked by Wall St. Rank hold FLEX as of Q2 2025.

  • Duquesne Family Office reported no remaining Flex position as of Q2 2025 after selling out during the quarter.
  • Duquesne Family Office sold 348,900 Flex shares in Q2 2025, an estimated $11.5M.
  • Duquesne Family Office first reported a position in Flex in Q4 2019 and held it in 16 quarters.
  • Duquesne Family Office's Flex position peaked at $111M in Q1 2024.
  • 647 funds tracked by Wall St. Rank held Flex as of Q2 2025.

Based on Duquesne Family Office's 13F filing for Q2 2025, filed 15 Aug 2025.