IMC Chicago’s Quantum-Si Incorporated QSI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$158K Sell
204,700
-132,800
-39% -$138K ﹤0.01% 5144
2025
Q4
$371K Sell
337,500
-14,300
-4% -$23.3K ﹤0.01% 3672
2025
Q3
$496K Buy
351,800
+113,400
+48% +$164K ﹤0.01% 3184
2025
Q2
$467K Buy
238,400
+34,000
+17% +$50.3K ﹤0.01% 2901
2025
Q1
$245K Buy
+204,400
New +$392K ﹤0.01% 2994

Other funds holding QSI

IMC Chicago's QSI Position: Q1 2026 in Review

IMC Chicago opened a new position in Quantum-Si Incorporated (QSI) in Q1 2026: 220,876 shares worth $171K. The stake represents ﹤0.01% of the portfolio and ranks #5103 among its holdings. This is a return to the name: IMC Chicago previously reported a position in QSI as recently as Q3 2025.

IMC Chicago first reported a position in QSI in Q3 2025 and has held it in 2 quarters since. The position peaked at $261K in Q3 2025. 156 funds tracked by Wall St. Rank hold QSI as of Q1 2026.

  • IMC Chicago held 220,876 shares of Quantum-Si Incorporated worth $171K as of Q1 2026.
  • Quantum-Si Incorporated was a new IMC Chicago position in Q1 2026.
  • Quantum-Si Incorporated made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #5103 holding.
  • IMC Chicago first reported a position in Quantum-Si Incorporated in Q3 2025 and has held it in 2 quarters since.
  • IMC Chicago's Quantum-Si Incorporated position peaked at $261K in Q3 2025.
  • 156 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.