MF
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Magnetar Financial’s Axcelis ACLS Stock Holding History

Magnetar Financial’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
2025
Q4 		– Sell
-4,618
Closed -$451K – 903
2025
Q3 		$451K Sell
4,618
-1,151
-20% -$92.7K ﹤0.01% 606
2025
Q2 		$402K Sell
5,769
-6,736
-54% -$384K ﹤0.01% 621
2025
Q1 		$621K Buy
+12,505
New +$791K 0.01% 419
2024
Q1 		– Sell
-19,308
Closed -$2.5M – 362
2023
Q4 		$2.5M Buy
19,308
+16,230
+527% +$2.24M 0.06% 186
2023
Q3 		$502K Buy
+3,078
New +$541K 0.01% 331

Other funds holding ACLS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
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
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Magnetar Financial's ACLS Position: Q4 2025 in Review

Magnetar Financial sold out of Axcelis (ACLS) in Q4 2025, closing a stake of 4,618 shares — an estimated $451K sold.

Magnetar Financial first reported a position in ACLS in Q3 2023 and held it in 5 quarters. The position peaked at $2.5M in Q4 2023. 370 funds tracked by Wall St. Rank hold ACLS as of Q4 2025.

  • Magnetar Financial reported no remaining Axcelis position as of Q4 2025 after selling out during the quarter.
  • Magnetar Financial sold 4,618 Axcelis shares in Q4 2025, an estimated $451K.
  • Magnetar Financial first reported a position in Axcelis in Q3 2023 and held it in 5 quarters.
  • Magnetar Financial's Axcelis position peaked at $2.5M in Q4 2023.
  • 370 funds tracked by Wall St. Rank held Axcelis as of Q4 2025.

Based on Magnetar Financial's 13F filing for Q4 2025, filed 17 Feb 2026.