Stocks Comparison
Onto Innovation vs Quantum-Si: revenue, profit, margins and growth compared
Onto Innovation brought in $1B of revenue in fiscal 2024, Quantum-Si $2.4M in fiscal 2025. Revenue changed by +1.8% at Onto Innovation and -20.3% at Quantum-Si on the year before, so Onto Innovation grew faster. Onto Innovation kept 13.6% of its revenue as net profit, Quantum-Si -4,160.1%. Free cash flow was $299.8M at Onto Innovation and -$97.2M at Quantum-Si.
Side by side, latest fiscal year
| ONTO | QSI | |
|---|---|---|
| Fiscal year ended | FY2024 (January 3, 2026) | FY2025 (December 31, 2025) |
| Revenue | $1B | $2.4M |
| Revenue growth | +1.8% | -20.3% |
| Net income | $136.8M | -$101.3M |
| Net margin | 13.6% | -4,160.1% |
| Free cash flow | $299.8M | -$97.2M |
| Free cash flow margin | 29.8% | -3,991.5% |
| Earnings per share (diluted) | $2.78 | -$0.51 |
| Cash | $346.1M | $21.6M |
| Debt | n/a | n/a |
| Price to earnings | 103.5 | n/a |
| Market value | $14.1B | $182.5M |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #271 of 451 · Industrials | #442 of 451 · Industrials |
Over the years
Questions about Onto Innovation and Quantum-Si
Which is bigger by revenue, Onto Innovation or Quantum-Si?
Onto Innovation is bigger by revenue: $1B in fiscal 2024, against $2.4M for Quantum-Si in fiscal 2025.
Which keeps more of its revenue as profit, Onto Innovation or Quantum-Si?
Onto Innovation had a net margin of 13.6% in fiscal 2024; Quantum-Si had -4,160.1% in fiscal 2025.
Which grew revenue faster, Onto Innovation or Quantum-Si?
In their latest fiscal years revenue changed by +1.8% at Onto Innovation and -20.3% at Quantum-Si.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.