Twin Tree Management
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Twin Tree Management’s Axcelis ACLS Stock Holding History

Twin Tree Management’s Portfolio ACLS Stock Details ACLS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$797K Buy
+4,209
New +$624K 0.02% 896
2023
Q4 		– Sell
-1,413
Closed -$230K – 1342
2023
Q3 		$230K Sell
1,413
-43,437
-97% -$7.64M ﹤0.01% 1070
2023
Q2 		$8.22M Buy
+44,850
New +$6.46M 0.01% 651
2019
Q4 		– Sell
-358
Closed -$6K – 1203
2019
Q3 		$6K Buy
+358
New +$5.72K ﹤0.01% 1093

Other funds holding ACLS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $99.8B AUM 45.22% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Twin Tree Management's ACLS Position: Q2 2026 in Review

Twin Tree Management opened a new position in Axcelis (ACLS) in Q2 2026: 4,209 shares worth $797K. The stake represents 0.02% of the portfolio and ranks #896 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in ACLS as recently as Q3 2023.

Twin Tree Management first reported a position in ACLS in Q3 2019 and has held it in 4 quarters since. The position peaked at $8.22M in Q2 2023. 441 funds tracked by Wall St. Rank hold ACLS as of Q2 2026.

  • Twin Tree Management held 4,209 shares of Axcelis worth $797K as of Q2 2026.
  • Axcelis was a new Twin Tree Management position in Q2 2026.
  • Axcelis made up 0.02% of Twin Tree Management's portfolio in Q2 2026, its #896 holding.
  • Twin Tree Management first reported a position in Axcelis in Q3 2019 and has held it in 4 quarters since.
  • Twin Tree Management's Axcelis position peaked at $8.22M in Q2 2023.
  • 441 funds tracked by Wall St. Rank held Axcelis as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.