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Engineers Gate Manager’s Quantum-Si Incorporated QSI Stock Holding History

Engineers Gate Manager’s Portfolio QSI Stock Details QSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-41,451
Closed -$58.4K – 2456
2025
Q3 		$58.4K Buy
+41,451
New +$59.9K ﹤0.01% 2049

Other funds holding QSI

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
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Engineers Gate Manager's QSI Position: Q4 2025 in Review

Engineers Gate Manager sold out of Quantum-Si Incorporated (QSI) in Q4 2025, closing a stake of 41,451 shares — an estimated $58.4K sold.

Engineers Gate Manager first reported a position in QSI in Q3 2025 and held it in 1 quarter. The position peaked at $58.4K in Q3 2025. 135 funds tracked by Wall St. Rank hold QSI as of Q4 2025.

  • Engineers Gate Manager reported no remaining Quantum-Si Incorporated position as of Q4 2025 after selling out during the quarter.
  • Engineers Gate Manager sold 41,451 Quantum-Si Incorporated shares in Q4 2025, an estimated $58.4K.
  • Engineers Gate Manager first reported a position in Quantum-Si Incorporated in Q3 2025 and held it in 1 quarter.
  • Engineers Gate Manager's Quantum-Si Incorporated position peaked at $58.4K in Q3 2025.
  • 135 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q4 2025.

Based on Engineers Gate Manager's 13F filing for Q4 2025, filed 17 Feb 2026.