Quantum-Si reported a revenue of $552,000 for the third quarter of 2025, a decrease from the prior year. The company experienced a net loss of $35.7 million, significantly higher than the previous year, primarily due to one-time charges for legacy litigation settlements and lease termination expenses. Despite the financial losses, Quantum-Si made progress on its Proteus development program and expanded its instrument placement program to academic customers.
Revenue for Q3 2025 was $552,000, a decrease compared to $787,000 in Q3 2024.
Net loss for Q3 2025 was $35.7 million, an increase from $25.3 million in Q3 2024, largely due to $15.4 million in one-time charges.
Adjusted EBITDA for Q3 2025 was negative $20.1 million, an improvement from negative $24.5 million in Q3 2024.
The company successfully demonstrated sequencing on a prototype Proteus system and remains on track for its launch in the second half of 2026.
Quantum-Si is focused on increasing customer access to its technology through various instrument acquisition options and advancing its Proteus platform development, with a planned launch in the second half of 2026. The company also anticipates launching its version 3 Library Prep Kit before year-end 2025.
Visualization of income flow from segment revenue to net income