Filing Flows › Quantum-Si (QSI) › Q3 2026 › vs Q2 2026
Quantum-Si (QSI) Q3 2026 vs Q2 2026 (quarter over quarter)
Quantum-Si's revenue fell $132K (-38%) from $344K in Q2 2026 to $212K in Q3 2026. The biggest changes: Product −$141K (-45%); Service +$9K (+30%).
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 Q2 2026, the increases inside each band.
Every line
| Line | Q3 2026 | Q2 2026 | Change | % |
|---|---|---|---|---|
| Product | $173K | $314K | −$141K | -45% |
| Service | $39K | $30K | $9K | +30% |
| Revenue | $212K | $344K | −$132K | -38% |
| Other income, net | $1.5M | $2.1M | −$635K | -30% |
| Net loss | $22.3M | $23.5M | −$1.2M | -5% |
| Costs & expenses | $24.0M | $26.0M | −$2.0M | -8% |
| Operating costs | $24.0M | $26.0M | −$2.0M | -8% |
| Cost of revenue | $138K | $172K | −$34K | -20% |
| Research & development | $13.8M | $15.8M | −$2.0M | -13% |
| SG&A | $10.1M | $10.0M | $94K | +0.9% |
| Operating cash sources | $24.5M | $22.7M | $1.8M | +8% |
| Depreciation & amortization | $1.2M | $1.2M | −$59K | -5% |
| Share-based compensation | $2.8M | $3.0M | −$214K | -7% |
| Cash used in operations | $20.5M | $18.4M | $2.0M | +11% |
| Net loss absorbed | $22.3M | $23.5M | −$1.2M | -5% |
| Working capital & other | $2.2M | −$811K | $3.0M | — |
Questions
How much did Quantum-Si's revenue grow quarter over quarter in Q3 2026?
Quantum-Si's revenue fell $132K (-38%) from $344K in Q2 2026 to $212K in Q3 2026.
What drove Quantum-Si's revenue change in Q3 2026?
Product −$141K (-45%); Service +$9K (+30%).