Quantum-Si Inc 8-K

What Happened

• Quantum-Si Inc. (QSI) filed a Form 8-K under Item 7.01 (Regulation FD Disclosure) stating the company posted an updated corporate presentation on its Investors website on December 29, 2025. The presentation was furnished as Exhibit 99.1 to the filing and the report was signed by CFO Jeffry Keyes.

Key Details

• Filing type: Current Report on Form 8-K (Item 7.01, Regulation FD Disclosure).
• Date posted and filed: December 29, 2025.
• Presentation availability: Investors section of QSI’s website — https://ir.quantum-si.com; furnished as Exhibit 99.1 to the 8-K.
• Report signed by: Jeffry Keyes, Chief Financial Officer (dated December 29, 2025).

Why It Matters

• The update makes the company’s latest corporate presentation — including strategy, business updates, and investor messaging — publicly available and complies with Regulation FD to ensure broad, simultaneous disclosure.
• This is not an earnings release or a change in executive leadership or financial results; investors should view the deck for qualitative updates and check for separate filings (e.g., earnings releases or material event disclosures) for hard financials.