Twin Tree Management
FLEX icon

Twin Tree Management’s Flex FLEX Stock Holding History

Twin Tree Management’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
2026
Q1 		$988K Sell
15,100
-69,100
-82% -$4.42M 0.02% 731
2025
Q4 		$5.09M Buy
+84,200
New +$5.2M 0.04% 504
2025
Q1 		– Sell
-100
Closed -$3.84K – 1672
2024
Q4 		$3.84K Buy
+100
New +$3.7K ﹤0.01% 1527
2024
Q1 		– Sell
-58,255
Closed -$1.34M – 1400
2023
Q4 		$1.34M Buy
+58,255
New +$1.17M ﹤0.01% 1118
2023
Q2 		– Sell
-3,185
Closed -$55.2K – 1342
2023
Q1 		$55.2K Hold
3,185
– – ﹤0.01% 1167
2022
Q4 		$51.5K Buy
+3,185
New +$47.8K ﹤0.01% 1192
2020
Q4 		– Sell
-13,270
Closed -$111K – 1346
2020
Q3 		$111K Buy
+13,270
New +$108K ﹤0.01% 1061
2018
Q2 		– Sell
-42,862
Closed -$527K – 1204
2018
Q1 		$527K Buy
42,862
+41,137
+2,385% +$561K ﹤0.01% 784
2017
Q4 		$23K Hold
1,725
– – ﹤0.01% 950
2017
Q3 		$22K Buy
+1,725
New +$21.3K ﹤0.01% 912
2017
Q2 		– Sell
-27,204
Closed -$344K – 1013
2017
Q1 		$344K Hold
27,204
– – ﹤0.01% 801
2016
Q4 		$295K Buy
+27,204
New +$291K ﹤0.01% 950

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
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Twin Tree Management's FLEX Position: Q1 2026 in Review

Twin Tree Management sold out of Flex (FLEX) in Q1 2026, closing a stake of 64,159 shares — an estimated $4.1M sold.

Twin Tree Management first reported a position in FLEX in Q4 2014 and held it in 33 quarters. The position peaked at $8.26M in Q4 2022. 783 funds tracked by Wall St. Rank hold FLEX as of Q1 2026.

  • Twin Tree Management reported no remaining Flex position as of Q1 2026 after selling out during the quarter.
  • Twin Tree Management sold 64,159 Flex shares in Q1 2026, an estimated $4.1M.
  • Twin Tree Management first reported a position in Flex in Q4 2014 and held it in 33 quarters.
  • Twin Tree Management's Flex position peaked at $8.26M in Q4 2022.
  • 783 funds tracked by Wall St. Rank held Flex as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.