Quantum-Si (QSI) Common Equity (2021 - 2025)

Historic Common Equity for Quantum-Si (QSI) over the last 5 years, with Q3 2025 value amounting to $235.2 million.

  • Quantum-Si's Common Equity rose 1170.39% to $235.2 million in Q3 2025 from the same period last year, while for Sep 2025 it was $235.2 million, marking a year-over-year increase of 1170.39%. This contributed to the annual value of $215.4 million for FY2024, which is 2069.04% down from last year.
  • Quantum-Si's Common Equity amounted to $235.2 million in Q3 2025, which was up 1170.39% from $221.0 million recorded in Q2 2025.
  • In the past 5 years, Quantum-Si's Common Equity registered a high of $503.9 million during Q2 2021, and its lowest value of $5.0 million during Q1 2021.
  • Moreover, its 5-year median value for Common Equity was $292.1 million (2023), whereas its average is $311.3 million.
  • Its Common Equity has fluctuated over the past 5 years, first soared by 873749.82% in 2022, then crashed by 2792.02% in 2024.
  • Quantum-Si's Common Equity (Quarter) stood at $477.0 million in 2021, then fell by 24.8% to $358.7 million in 2022, then decreased by 24.28% to $271.6 million in 2023, then dropped by 20.69% to $215.4 million in 2024, then rose by 9.16% to $235.2 million in 2025.
  • Its Common Equity was $235.2 million in Q3 2025, compared to $221.0 million in Q2 2025 and $246.9 million in Q1 2025.