Cambridge Investment Research Advisors
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Cambridge Investment Research Advisors’s Quantum-Si Incorporated QSI Stock Holding History

Cambridge Investment Research Advisors’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 		$33K Sell
37,809
-4,000
-10% -$3.81K ﹤0.01% 4001
2026
Q1 		$32K Buy
41,809
+4,042
+11% +$4.19K ﹤0.01% 3878
2025
Q4 		$42K Sell
37,767
-1,100
-3% -$1.79K ﹤0.01% 3766
2025
Q3 		$55K Hold
38,867
– – ﹤0.01% 3651
2025
Q2 		$76K Hold
38,867
– – ﹤0.01% 3498
2025
Q1 		$47K Hold
38,867
– – ﹤0.01% 3410
2024
Q4 		$105K Sell
38,867
-9,355
-19% -$11K ﹤0.01% 3322
2024
Q3 		$43K Buy
48,222
+14,867
+45% +$14.4K ﹤0.01% 3342
2024
Q2 		$35K Hold
33,355
– – ﹤0.01% 3243
2024
Q1 		$66K Hold
33,355
– – ﹤0.01% 3189
2023
Q4 		$67K Buy
33,355
+2,750
+9% +$4.19K ﹤0.01% 3079
2023
Q3 		$51K Hold
30,605
– – ﹤0.01% 3041
2023
Q2 		$55K Buy
30,605
+3,688
+14% +$5.78K ﹤0.01% 3076
2023
Q1 		$47K Sell
26,917
-100
-0.4% -$197 ﹤0.01% 3042
2022
Q4 		$49K Sell
27,017
-1,056
-4% -$2.72K ﹤0.01% 2979
2022
Q3 		$77K Buy
28,073
+2,856
+11% +$9.13K ﹤0.01% 2896
2022
Q2 		$59K Buy
25,217
+260
+1% +$996 ﹤0.01% 2929
2022
Q1 		$117K Buy
24,957
+1,700
+7% +$8.29K ﹤0.01% 2995
2021
Q4 		$183K Buy
23,257
+550
+2% +$4.14K ﹤0.01% 2915
2021
Q3 		$189K Buy
+22,707
New +$224K ﹤0.01% 2825

Other funds holding QSI

Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
IEFM
IQ EQ Fund Management Dublin 2, Ireland $1.57B AUM 40.42% 1-Year Est. Return
VCA
Verdence Capital Advisors Hunt Valley, Maryland $1.9B AUM 36.41% 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
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return
CUAMC
China Universal Asset Management Company Shanghai, China $1.67B AUM 89% 1-Year Est. Return
KA
Kovack Advisors Ft. Lauderdale, Florida $2.08B AUM 38.95% 1-Year Est. Return
Commonwealth Equity Services
Commonwealth Equity Services Waltham, Massachusetts $79.5B AUM 27.1% 1-Year Est. Return

Cambridge Investment Research Advisors's QSI Position: Q2 2026 in Review

Cambridge Investment Research Advisors reduced its Quantum-Si Incorporated (QSI) stake by 9.6% in Q2 2026, selling an estimated $3.81K and leaving 37,809 shares worth $33K. The position accounts for ﹤0.01% of the portfolio, ranked #4001.

Cambridge Investment Research Advisors first reported a position in QSI in Q3 2021 and has held it in 20 quarters since. The position peaked at $189K in Q3 2021. 36 funds tracked by Wall St. Rank hold QSI as of Q2 2026.

  • Cambridge Investment Research Advisors held 37,809 shares of Quantum-Si Incorporated worth $33K as of Q2 2026.
  • Cambridge Investment Research Advisors sold 4,000 Quantum-Si Incorporated shares in Q2 2026, an estimated $3.81K.
  • Quantum-Si Incorporated made up ﹤0.01% of Cambridge Investment Research Advisors's portfolio in Q2 2026, its #4001 holding.
  • Cambridge Investment Research Advisors first reported a position in Quantum-Si Incorporated in Q3 2021 and has held it in 20 quarters since.
  • Cambridge Investment Research Advisors's Quantum-Si Incorporated position peaked at $189K in Q3 2021.
  • 36 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q2 2026.

Based on Cambridge Investment Research Advisors's 13F filing for Q2 2026, filed 27 Jul 2026.