Filing Flows › Quantum-Si (QSI) › Q3 2026
Quantum-Si (QSI) Q3 2026 earnings results (third quarter 2026)
10-Q filed Nov 5, 2026
Quantum-Si (QSI) reported revenue of $212K for the third quarter 2026 (Q3 2026), -62% from a year earlier and -38% from the quarter before.
Quantum-Si, Q3 2026: revenue $212K (-62% year over year), net loss $22.3M, operating cash flow −$20.5M. The chart follows the revenue to costs, profit and cash.
| Q3 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $212K | -38% | -62% |
| Operating profit | −$23.8M | — | — |
| Net earnings | −$22.3M | — | — |
| Operating cash flow | −$20.5M | — | — |
What changed
Revenue was $212K in Q3 2026, down 62% year over year and down 38% from the previous quarter. Product was the largest line at 82% of revenue. Product lost $332K year over year (down 66%), 98% of the total change.
Gross margin was 34.9%, down 0.2 points from Q3 2025. Operating costs exceeded revenue by $23.8M, an operating margin of -11215.1%. Operating expenses fell 40% while revenue fell 62%. The quarter ended with a net loss of $22.3M, narrower than the previous quarter's $23.5M loss.
Operating cash flow was −$20.5M. Non-cash charges added back $1.2M of depreciation and amortization and $2.8M of share-based compensation. Working capital and other items used $2.2M. Capital expenditures of $95K exceeded it, leaving free cash flow of −$20.6M.
Questions
What was Quantum-Si's revenue in the third quarter 2026?
Quantum-Si (QSI) reported revenue of $212K for the third quarter 2026 (Q3 2026), -62% from a year earlier and -38% from the quarter before.
Source: Quantum-Si 10-Q on SEC EDGAR.