Filing Flows › Quantum-Si (QSI) › Q2 2026 › vs Q2 2025
Quantum-Si (QSI) Q2 2026 vs Q2 2025 (year over year)
Quantum-Si's revenue fell $247K (-42%) from $591K in Q2 2025 to $344K in Q2 2026. The biggest changes: Product −$244K (-44%); Service −$3K (-9%).
Quantum-Si, Q2 2026: revenue $344K (-42% year over year), net loss $23.5M, operating cash flow −$18.4M. The chart draws each line against Q2 2025, the increases inside each band.
Every line
| Line | Q2 2026 | Q2 2025 | Change | % |
|---|---|---|---|---|
| Product | $314K | $558K | −$244K | -44% |
| Service | $30K | $33K | −$3K | -9% |
| Revenue | $344K | $591K | −$247K | -42% |
| Other income, net | $2.1M | $1.3M | $791K | +61% |
| Net loss | $23.5M | $28.8M | −$5.3M | -18% |
| Costs & expenses | $26.0M | $30.7M | −$4.8M | -15% |
| Operating costs | $26.0M | $30.7M | −$4.7M | -15% |
| Cost of revenue | $172K | $240K | −$68K | -28% |
| Research & development | $15.8M | $15.2M | $611K | +4% |
| SG&A | $10.0M | $11.9M | −$1.9M | -16% |
| Operating cash sources | $23.5M | $28.8M | −$5.3M | -18% |
| Depreciation & amortization | $1.2M | $1.2M | $38K | +3% |
| Share-based compensation | $3.0M | $2.9M | $154K | +5% |
| Working capital & other | $811K | $4.6M | −$3.7M | -82% |
| Cash used in operations | $18.4M | $20.2M | −$1.8M | -9% |
| Net loss absorbed | $23.5M | $28.8M | −$5.3M | -18% |
Questions
How much did Quantum-Si's revenue grow year over year in Q2 2026?
Quantum-Si's revenue fell $247K (-42%) from $591K in Q2 2025 to $344K in Q2 2026.
What drove Quantum-Si's revenue change in Q2 2026?
Product −$244K (-44%); Service −$3K (-9%).