Two Sigma Advisers
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Two Sigma Advisers’s Quantum-Si Incorporated QSI Stock Holding History

Two Sigma Advisers’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
Q2 		– Sell
-78,900
Closed -$94.7K – 2500
2025
Q1 		$94.7K Buy
+78,900
New +$151K ﹤0.01% 2247
2024
Q4 		– Sell
-27,500
Closed -$24.3K – 2484
2024
Q3 		$24.3K Sell
27,500
-3,200
-10% -$3.11K ﹤0.01% 2247
2024
Q2 		$32.2K Hold
30,700
– – ﹤0.01% 2382
2024
Q1 		$60.5K Buy
30,700
+7,300
+31% +$12.8K ﹤0.01% 2340
2023
Q4 		$47K Buy
23,400
+4,000
+21% +$6.1K ﹤0.01% 2406
2023
Q3 		$32.2K Buy
+19,400
New +$46.7K ﹤0.01% 2302

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
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 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
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Two Sigma Advisers's QSI Position: Q2 2025 in Review

Two Sigma Advisers sold out of Quantum-Si Incorporated (QSI) in Q2 2025, closing a stake of 78,900 shares — an estimated $94.7K sold.

Two Sigma Advisers first reported a position in QSI in Q3 2023 and held it in 6 quarters. The position peaked at $94.7K in Q1 2025. 135 funds tracked by Wall St. Rank hold QSI as of Q2 2025.

  • Two Sigma Advisers reported no remaining Quantum-Si Incorporated position as of Q2 2025 after selling out during the quarter.
  • Two Sigma Advisers sold 78,900 Quantum-Si Incorporated shares in Q2 2025, an estimated $94.7K.
  • Two Sigma Advisers first reported a position in Quantum-Si Incorporated in Q3 2023 and held it in 6 quarters.
  • Two Sigma Advisers's Quantum-Si Incorporated position peaked at $94.7K in Q1 2025.
  • 135 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q2 2025.

Based on Two Sigma Advisers's 13F filing for Q2 2025, filed 14 Aug 2025.