QSI
Quantum-Si
1.60$
+8.4%
vs. previous close
Closing price · As of: Oct 2, 2026
Filings
Filings
Listed US companies must report material events to the Securities and Exchange Commission. This page lists the filings of Quantum-Si (QSI) with date, type and a link to the original document.
| Date | Type | Filing | Original |
|---|---|---|---|
| 09/29/2026 | Current report (8-K) | Quantum-Si Inc (QSI): Regulation FD Disclosure; Financial Statements and Exhibits | View report ↗ |
| 09/23/2026 | Insider sale notice | Form 144 filed with the SEC | View document ↗ |
| 09/23/2026 | Insider sale notice | Form 144 filed with the SEC | View document ↗ |
| 09/23/2026 | Insider sale notice | Form 144 filed with the SEC | View document ↗ |
| 08/13/2026 | Current report (8-K) | Quantum-Si Inc (QSI): Results of Operations and Financial Condition; Financial Statements and Exhibits | View report ↗ |
| 07/24/2026 | Current report (8-K) | Quantum-Si Inc (QSI): Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing | View report ↗ |
Showing the 100 most recent filings of the selected type.
Data as of: October 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q) · Filings: SEC EDGAR
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.