SIH Partners’s Quantum-Si Incorporated QSI Stock Holding History

SIH Partners’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	-10,624	Closed	-$12.7K	–	276
2025 Q1	$12.7K	Buy	+10,624	New	+$20.4K	﹤0.01%	268

Other funds holding QSI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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 Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

SIH Partners's QSI Position: Q2 2025 in Review

SIH Partners sold out of Quantum-Si Incorporated (QSI) in Q2 2025, closing a stake of 10,624 shares — an estimated $12.7K sold.

SIH Partners first reported a position in QSI in Q1 2025 and held it in 1 quarter. The position peaked at $12.7K in Q1 2025. 135 funds tracked by Wall St. Rank hold QSI as of Q2 2025.

SIH Partners reported no remaining Quantum-Si Incorporated position as of Q2 2025 after selling out during the quarter.
SIH Partners sold 10,624 Quantum-Si Incorporated shares in Q2 2025, an estimated $12.7K.
SIH Partners first reported a position in Quantum-Si Incorporated in Q1 2025 and held it in 1 quarter.
SIH Partners's Quantum-Si Incorporated position peaked at $12.7K in Q1 2025.
135 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q2 2025.

Based on SIH Partners's 13F filing for Q2 2025, filed 14 Aug 2025.