Onto Innovation (ONTO) Market Cap 1999–2026

As of October 29, 2026, Onto Innovation had a market cap of $10.88 billion, which decreased by 0.82% compared to the previous trading day. Market capitalization, often referred to as market cap, represents the total value of a company's outstanding shares on the stock market and is a common measure of its overall size and valuation.

Data updated: Oct 29, 2026, 4:00 PM ET
Onto Innovation logo

Onto Innovation Inc. (ONTO)

🌍 United States 📈 NYSE 🏭 Technology 🏢 Semiconductors
Latest Market Cap
$10.88B ▼ 0.82%
Start of 2026
$7.737B ▲ 40.62%
1 Year Ago
$6.716B ▲ 62.00%
All-Time High
$18.83B ▼ 42.22%


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Note: Each point on the chart represents the market capitalization at the end of the trading day.
Source: Data compiled from EDGAR filings, Bloomberg and Yahoo Finance.

📈 Onto Innovation Market Cap History by Year and Month

Onto Innovation Market Cap History by Year and Month
Year / MonthMarket Cap% Change
2026$10.88B▲ 40.62%
$10.88B▼ 27.90%
$15.09B▲ 15.19%
$13.1B▲ 1.87%
$12.86B▼ 31.70%
$18.83B▲ 46.54%
$12.85B▼ 12.41%
$14.67B▲ 43.96%
$10.19B▼ 3.69%
$10.58B▲ 6.84%
$9.903B▲ 28.00%
2025$7.737B▼ 5.73%
2024$8.207B▲ 9.37%
2023$7.504B▲ 122.54%
2022$3.372B▼ 32.41%
All market cap values reflect closing prices for the period shown.

📊 Onto Innovation Market Cap and Other Industry Peers

Below are selected companies from the Semiconductors sector / subsector:

  1. $31.04B
  2. $29.29B
  3. $25.68B
  4. $25.16B
  5. $24.43B
  6. $19.28B
  7. $19.01B
  8. $14.61B
  9. $14.13B
  10. $13.46B
  11. $10.88B
  12. $10.21B
  13. $9.75B
  14. $6.15B
  15. $5.74B
  16. $4.02B
  17. $3.93B
  18. $3.88B
  19. $3.42B
  20. $1.88B

Data reflect the most recent market capitalization values available.

Note: Market capitalization figures are based on available sources and may differ slightly from actual values, particularly for historical data.