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ACM Research vs Onto Innovation

ACM Research and Onto Innovation are similar in size: $901m and $1.01bn of revenue in their latest fiscal years. ACM Research grew faster (15.2% against 1.8%). Onto Innovation kept more of each dollar of sales as profit: a net margin of 13.6% against 10.4%.

Latest fiscal yearACM ResearchACMR, 2025Onto InnovationONTO, 2025
Revenue $901m $1.01bn
Revenue growth 15.2% 1.8%
Net income $94.1m $137m
Operating margin — 13.2%
Net margin 10.4% 13.6%
Return on equity 7.9% 6.8%
Free cash flow −$66.6m $300m
Cash $757m $346m
Total debt $288m —
Debt to equity — —
Dividend per share — —
Dividend yield — —
Share buybacks $7.0m $75.0m
Employees — 1,615
Market value $3.24bn $9.89bn
Price vs our value range — Within our value range
Moat score 45 (Weak) 75 (Strong)
Insider trades, 12 months 0 buys, 0 sales 0 buys, 2 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.