Filing Flows › Quantum-Si (QSI) › Q3 2026 › vs Q3 2025
Quantum-Si (QSI) Q3 2026 vs Q3 2025 (year over year)
Quantum-Si's revenue fell $340K (-62%) from $552K in Q3 2025 to $212K in Q3 2026. The biggest changes: Product −$332K (-66%); Service −$8K (-17%).
Quantum-Si, Q3 2026: revenue $212K (-62% year over year), net loss $22.3M, operating cash flow −$20.5M. The chart draws each line against Q3 2025, the increases inside each band.
Every line
| Line | Q3 2026 | Q3 2025 | Change | % |
|---|---|---|---|---|
| Product | $173K | $505K | −$332K | -66% |
| Service | $39K | $47K | −$8K | -17% |
| Revenue | $212K | $552K | −$340K | -62% |
| Other income, net | $1.5M | $4.1M | −$2.6M | -64% |
| Net loss | $22.3M | $35.7M | −$13.4M | -37% |
| Costs & expenses | $24.0M | $40.3M | −$16.4M | -41% |
| Operating costs | $24.0M | $40.3M | −$16.3M | -41% |
| Cost of revenue | $138K | $358K | −$220K | -61% |
| Research & development | $13.8M | $13.9M | −$104K | -0.7% |
| SG&A | $10.1M | $10.7M | −$636K | -6% |
| Operating cash sources | $24.5M | $36.0M | −$11.5M | -32% |
| Depreciation & amortization | $1.2M | $1.2M | −$3K | -0.3% |
| Share-based compensation | $2.8M | $2.8M | $9K | +0.3% |
| Cash used in operations | $20.5M | $32.0M | −$11.5M | -36% |
| Net loss absorbed | $22.3M | $35.7M | −$13.4M | -37% |
| Working capital & other | $2.2M | $316K | $1.9M | +588% |
Questions
How much did Quantum-Si's revenue grow year over year in Q3 2026?
Quantum-Si's revenue fell $340K (-62%) from $552K in Q3 2025 to $212K in Q3 2026.
What drove Quantum-Si's revenue change in Q3 2026?
Product −$332K (-66%); Service −$8K (-17%).