• Quantum-Si signed a 10-year lease for about 54,374 square feet of office, lab, manufacturing space at 9955 Pacific Heights Blvd., San Diego.
• Move supports a planned transition from its current San Diego site, expected to expire on Dec. 31, 2027.
• Commencement targeted around Sept. 1, 2027, no later than Nov. 1, 2027; one 5-year extension option.
• Initial base rent USD 315,369.2 per month with 3% annual increases; rent abated for months 1–20.
• Landlord tenant-improvement allowance up to USD 17.13 million; Quantum-Si posted USD 434,448.26 prepaid rent, USD 2.09 million letter-of-credit security.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Quantum-Si Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001816431-26-000046), on June 24, 2026, and is solely responsible for the information contained therein.