Y-Intercept (HK)
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Y-Intercept (HK)’s Quantum-Si Incorporated QSI Stock Holding History

Y-Intercept (HK)’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
Q3 		$19K Sell
17,752
-61,337
-78% -$49.2K ﹤0.01% 1530
2026
Q2 		$70K Buy
+79,089
New +$75.3K ﹤0.01% 1617
2023
Q2 		– Sell
-20,576
Closed -$36.2K – 1641
2023
Q1 		$36.2K Buy
+20,576
New +$40.6K ﹤0.01% 1115

Other funds holding QSI

Green Alpha Advisors
Green Alpha Advisors Niwot, Colorado $148M AUM 98.22% 1-Year Est. Return
SBI Securities
SBI Securities Tokyo, Japan $4.38B AUM 56.37% 1-Year Est. Return
DLK Investment Management
DLK Investment Management Solana Beach, California $275M AUM 10.69% 1-Year Est. Return
HBW Advisory Services
HBW Advisory Services Simi Valley, California $1.01B AUM 17.08% 1-Year Est. Return
Procyon Advisors
Procyon Advisors Shelton, Connecticut $2.36B AUM 20.32% 1-Year Est. Return
FNY Investment Advisers
FNY Investment Advisers New York $402M AUM 85.9% 1-Year Est. Return
Bangor Savings Bank
Bangor Savings Bank Bangor, Maine $1.31B AUM 12.25% 1-Year Est. Return
TD Waterhouse Canada
TD Waterhouse Canada Toronto, Ontario, Canada $38.4B AUM 30.28% 1-Year Est. Return
Fortitude Family Office
Fortitude Family Office Scottsdale, Arizona $586M AUM 20.58% 1-Year Est. Return
GAMMA Investing
GAMMA Investing Foster City, California $2.96B AUM 34.38% 1-Year Est. Return

Y-Intercept (HK)'s QSI Position: Q3 2026 in Review

Y-Intercept (HK) reduced its Quantum-Si Incorporated (QSI) stake by 78% in Q3 2026, selling an estimated $49.2K and leaving 17,752 shares worth $19K. The position accounts for ﹤0.01% of the portfolio, ranked #1530.

Y-Intercept (HK) first reported a position in QSI in Q1 2023 and has held it in 3 quarters since. The position peaked at $70K in Q2 2026. 14 funds tracked by Wall St. Rank hold QSI as of Q3 2026.

  • Y-Intercept (HK) held 17,752 shares of Quantum-Si Incorporated worth $19K as of Q3 2026.
  • Y-Intercept (HK) sold 61,337 Quantum-Si Incorporated shares in Q3 2026, an estimated $49.2K.
  • Quantum-Si Incorporated made up ﹤0.01% of Y-Intercept (HK)'s portfolio in Q3 2026, its #1530 holding.
  • Y-Intercept (HK) first reported a position in Quantum-Si Incorporated in Q1 2023 and has held it in 3 quarters since.
  • Y-Intercept (HK)'s Quantum-Si Incorporated position peaked at $70K in Q2 2026.
  • 14 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q3 2026.

Based on Y-Intercept (HK)'s 13F filing for Q3 2026, filed 16 Oct 2026.