Quantum-Si Q1 FY26 net loss widens to $21.7 million; revenue drops to $258,000

• Quantum-Si posted Q1 revenue of $258,000, down from $842,000 a year earlier, while net loss widened to $21.67 million from $19.19 million.
• Gross margin fell to 29% from 58%, while operating expenses edged down to $24.13 million from $25.6 million.
• Cash and cash equivalents and investments in marketable securities totaled $190.4 million as of March 31, 2026, with runway expected into Q2 2028.
• Proteus development hit milestones including automated sequencing runs on integrated instruments, first customer samples sequenced on a prototype, and a developmental sequencing kit detecting 17 amino acids.
• Quantum-Si reiterated 2026 guidance for about $1.0 million in revenue, adjusted total operating expenses of $98 million or less, and total cash usage of $93 million or less, with Proteus commercial launch targeted for end-2026.

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 Business Wire (Ref. ID: 202605071605BIZWIRE_USPR_____20260507_BW483844) on May 07, 2026, and is solely responsible for the information contained therein.