Filing Flows › Quantum-Si (QSI) › Q2 2026
Quantum-Si (QSI) Q2 2026 earnings results (second quarter 2026)
10-Q filed Aug 13, 2026
Quantum-Si (QSI) reported revenue of $344K for the second quarter 2026 (Q2 2026), -42% from a year earlier and +33% from the quarter before.
Quantum-Si, Q2 2026: revenue $344K (-42% year over year), net loss $23.5M, operating cash flow −$18.4M. The chart follows the revenue to costs, profit and cash.
| Q2 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $344K | +33% | -42% |
| Operating profit | −$25.6M | — | — |
| Net earnings | −$23.5M | — | — |
| Operating cash flow | −$18.4M | — | — |
What changed
Revenue was $344K in Q2 2026, down 42% year over year and up 33% from the previous quarter. Product was the largest line at 91% of revenue. Product lost $244K year over year (down 44%), 99% of the total change.
Gross margin was 50.0%, down 9.4 points from Q2 2025. Operating costs exceeded revenue by $25.6M, an operating margin of -7450.3%. Operating expenses fell 15% while revenue fell 42%. The quarter ended with a net loss of $23.5M, wider than the previous quarter's $21.7M loss.
Operating cash flow was −$18.4M. Non-cash charges added back $1.2M of depreciation and amortization and $3.0M of share-based compensation. Capital expenditures of $78K exceeded it, leaving free cash flow of −$18.5M.
Questions
What was Quantum-Si's revenue in the second quarter 2026?
Quantum-Si (QSI) reported revenue of $344K for the second quarter 2026 (Q2 2026), -42% from a year earlier and +33% from the quarter before.
Source: Quantum-Si 10-Q on SEC EDGAR.