Quantum-Si Inc. Publishes World HUPO 2026 Presentation

What Happened
Quantum-Si Incorporated filed a Form 8-K (Regulation FD disclosure) to announce that it issued a press release and posted the presentation slides used at World HUPO 2026 in Singapore. The press release and presentation were issued/posted on September 28, 2026; the presentation was used at the conference on September 29, 2026 at 12:15 p.m. SGT. The slides are available in the “Investors” section of the company website (https://ir.quantum-si.com) and were furnished as Exhibit 99.1 to the 8-K.

Key Details

• Filing: Current Report on Form 8-K (Regulation FD disclosure) filed Sept 29, 2026 (presentation dated Sept 28, 2026).
• Event: Presentation delivered at World HUPO 2026 on Sept 29, 2026 at 12:15 p.m. SGT.
• Materials: Presentation slides posted to Quantum-Si’s investor website and furnished as Exhibit 99.1; press release dated Sept 28, 2026 also referenced.
• Signature: 8-K signed by Chief Financial Officer Jeffry Keyes on Sept 28, 2026.

Why It Matters
This filing is a routine disclosure under Regulation FD alerting investors that Quantum-Si shared corporate and scientific information at a major proteomics conference and made the materials publicly available. Investors should review the posted presentation and press release on the company’s investor site for any updates on product development, partnerships, or strategy; the 8-K itself does not report financial results or other material contract changes.