Quantum-Si Inc

Quantum-Si Incorporated (Nasdaq: QSI) is a life sciences and semiconductor company that became publicly listed in 2021 through a SPAC merger with HighCape Capital Acquisition Corp, sponsored by HighCape Capital. The company develops next-generation semiconductor chips designed to enable single-molecule protein sequencing, placing it at the intersection of genomics instrumentation and semiconductor technology. An 8-K current report was filed with the SEC on May 19, 2025, under accession number 0001140361-25-019766. Quantum-Si remains an active publicly traded entity on Nasdaq. For complete filing history, ownership data, and SPAC deal analytics on QSI and thousands of other transactions, sign up for full access at SpacDesk.