Onto Innovation Inc. (ONTO) Valuation
Historical valuation analysis based on 500 data points (2024-09-26 to 2026-09-24)
Onto Innovation Inc is engaged in the design, development, manufacture, and support of high-performance control metrology, defect inspection, lithography, and data analysis systems used by microele...
Onto Innovation Inc. (ONTO) currently trades at a P/E ratio of 69.36 (historical range: 21.68–93.84, median: 39.27), placing it at the 87th percentile — expensive relative to its history, P/S ratio of 14.17 (range: 4.27–19.17, 87th percentile — expensive relative to its history).
Over the historical period (2024-09-26 to 2026-09-24), Onto Innovation Inc.'s P/E ratio has expanded by 65% over the observed period (from an average of 33.8 to 55.8).
Onto Innovation Inc. trades well above its own historical valuation range across most metrics.
Historical Valuation Metrics
| Metric | Current | Min | Median | Max | Percentile | Assessment |
|---|---|---|---|---|---|---|
| P/E Ratio | 69.36 | 21.68 | 39.27 | 93.84 | 87th | expensive relative to its history |
| P/S Ratio | 14.17 | 4.27 | 8.53 | 19.17 | 87th | expensive relative to its history |
| FCF Yield | 0.02 | 0.01 | 0.03 | 0.05 | 26th | above its historical average |
Onto Innovation Inc. (ONTO) Valuation & P/E History
Onto Innovation Inc. (ONTO) is a US-listed stock operating in the Technology sector, specifically the Measuring & Controlling Devices, Nec industry currently trading at $279.73 with a market capitalization of $13.7 billion. This page provides historical valuation analysis for ONTO based on 500 data points covering 2024-09-26 to 2026-09-24. The P/E ratio of 69.36 is above the historical median of 39.27, placing ONTO at the 87th percentile of its valuation range. The P/S ratio of 14.17 compares to a median of 8.53.
ONTO Valuation Metrics & Historical Range
The valuation table above shows Onto Innovation Inc.'s current and historical valuation multiples, including P/E ratio, P/S ratio, EV/EBITDA, FCF yield, and dividend yield. Each metric is compared to its own historical range to determine whether ONTO is currently trading above or below its typical valuation levels.
- P/E ratio: Price-to-earnings measures how much investors pay per dollar of earnings. A P/E above the historical median suggests ONTO is expensively valued; below the median suggests it is cheap.
- P/S ratio: Price-to-sales is useful for companies with volatile or negative earnings. Lower P/S relative to history may indicate value.
- EV/EBITDA: Enterprise value to EBITDA adjusts for debt and cash, providing a capital-structure-neutral valuation measure for Onto Innovation Inc..
- FCF yield: Free cash flow yield shows the cash return relative to market price. Higher yields may indicate undervaluation.
Is ONTO Overvalued or Undervalued?
Onto Innovation Inc. trades well above its own historical valuation range across most metrics. The overall valuation percentile of 87 combines P/E, P/S, and EV/EBITDA percentiles into a single measure of how expensive ONTO is relative to its own history. A percentile below 25 suggests the stock may be undervalued, while a percentile above 75 suggests it may be overvalued.
However, valuation is only one factor in investment decisions. A stock can remain "overvalued" for years if growth accelerates, or "undervalued" if the business deteriorates. Always combine valuation analysis with financial statement analysis and the full ONTO analysis page for a complete picture.
Valuation data is computed from historical price and fundamental data via Polygon.io and Finnhub.ONTO trades on NYSE/NASDAQ. This page is for informational purposes only and is not financial advice.