FNY Investment Advisers’s Quantum-Si Incorporated QSI Stock Holding History

FNY Investment 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
2026 Q2	$3K	Hold	4,000	–	–	﹤0.01%	723
2026 Q1	$3K	Hold	4,000	–	–	﹤0.01%	643
2025 Q4	$4K	Buy	+4,000	New	+$6.51K	﹤0.01%	762
2025 Q3	–	Sell	-4,000	Closed	-$7K	–	1464
2025 Q2	$7K	Hold	4,000	–	–	﹤0.01%	707
2025 Q1	$4K	Buy	+4,000	New	+$7.66K	﹤0.01%	600
2021 Q4	–	Sell	-3,492	Closed	-$29K	–	770
2021 Q3	$29K	Hold	3,492	–	–	0.01%	449
2021 Q2	$42K	Buy	3,492 +3,242	+1,297%	+$34K	0.02%	458
2021 Q1	$2K	Buy	+250	New	+$3.02K	﹤0.01%	699

Other funds holding QSI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

IEFM

IQ EQ Fund Management Dublin 2, Ireland $1.57B AUM 40.42% 1-Year Est. Return

IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return

VCA

Verdence Capital Advisors Hunt Valley, Maryland $1.9B AUM 36.41% 1-Year Est. Return

AlphaCore Capital La Jolla, California $5.44B AUM 26.35% 1-Year Est. Return

YIH

Y-Intercept (HK) Hong Kong $5.05B AUM 17.89% 1-Year Est. Return

JEST

JTC Employer Solutions Trustee St Helier, Jersey $1.25B AUM 41.83% 1-Year Est. Return

Winton Group London, United Kingdom $3.09B AUM 40.4% 1-Year Est. Return

FNY Investment Advisers's QSI Position: Q2 2026 in Review

FNY Investment Advisers held its Quantum-Si Incorporated (QSI) position steady in Q2 2026 at 4,000 shares worth $3K. The position accounts for ﹤0.01% of the portfolio, ranked #723.

FNY Investment Advisers first reported a position in QSI in Q1 2021 and has held it in 8 quarters since. The position peaked at $42K in Q2 2021. 60 funds tracked by Wall St. Rank hold QSI as of Q2 2026.

FNY Investment Advisers held 4,000 shares of Quantum-Si Incorporated worth $3K as of Q2 2026.
FNY Investment Advisers left its Quantum-Si Incorporated share count unchanged in Q2 2026.
Quantum-Si Incorporated made up ﹤0.01% of FNY Investment Advisers's portfolio in Q2 2026, its #723 holding.
FNY Investment Advisers first reported a position in Quantum-Si Incorporated in Q1 2021 and has held it in 8 quarters since.
FNY Investment Advisers's Quantum-Si Incorporated position peaked at $42K in Q2 2021.
60 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q2 2026.

Based on FNY Investment Advisers's 13F filing for Q2 2026, filed 8 Jul 2026.