State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Quantum-Si Incorporated QSI Stock Holding History

State of Wisconsin Investment Board’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
Q1 		– Sell
-36,330
Closed -$98.1K – 2316
2024
Q4 		$98.1K Buy
+36,330
New +$42.6K ﹤0.01% 2202
2023
Q1 		– Sell
-10,434
Closed -$19.1K – 2577
2022
Q4 		$19.1K Sell
10,434
-5,107
-33% -$13.2K ﹤0.01% 2443
2022
Q3 		$43K Sell
15,541
-4,295
-22% -$13.7K ﹤0.01% 2583
2022
Q2 		$46K Buy
+19,836
New +$76K ﹤0.01% 2693

Other funds holding QSI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 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 $3.37T AUM 44.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

State of Wisconsin Investment Board's QSI Position: Q1 2025 in Review

State of Wisconsin Investment Board sold out of Quantum-Si Incorporated (QSI) in Q1 2025, closing a stake of 36,330 shares — an estimated $98.1K sold.

State of Wisconsin Investment Board first reported a position in QSI in Q2 2022 and held it in 4 quarters. The position peaked at $98.1K in Q4 2024. 137 funds tracked by Wall St. Rank hold QSI as of Q1 2025.

  • State of Wisconsin Investment Board reported no remaining Quantum-Si Incorporated position as of Q1 2025 after selling out during the quarter.
  • State of Wisconsin Investment Board sold 36,330 Quantum-Si Incorporated shares in Q1 2025, an estimated $98.1K.
  • State of Wisconsin Investment Board first reported a position in Quantum-Si Incorporated in Q2 2022 and held it in 4 quarters.
  • State of Wisconsin Investment Board's Quantum-Si Incorporated position peaked at $98.1K in Q4 2024.
  • 137 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q1 2025.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2025, filed 15 May 2025.