Onto Innovation Inc. (ONTO:NYSE) closed at $199.02 on October 22, 2026, down 10.42% on the day. The stock trades 48.5% below its 52-week high of $386.46 and 67.3% above its 52-week low of $118.97. Over the past year, it gained 77.0%. Onto Innovation Inc. is part of the Miscellaneous sector.
In 252 trading sessions since October 21, 2025, ONTO closed higher on 132 days (52%). Its best day was July 30, 2026 (+14.75%) and its worst was July 2, 2026 (-12.46%). The stock moved 10% or more in a single session 7 times. It opened at least 5% above the previous day's high 7 times.
Onto Innovation designs, develops, and manufactures process control tools and software and lithography systems. Its products are used in the manufacture of semiconductors and other solid-state devices. The company has three reportable segments: systems and software; parts; and services. The segment of systems and software is the largest contributor to the company's total revenue and sales volume. The company mainly operates in the United States, Asia, and Europe, with China and South Korea the largest sources of total revenue.
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Based on end-of-day data. For information only, not investment advice.