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ONTO

Onto Innovation Inc.

TechnologySemiconductor Equipment & Materials

Price performance

Jul 31, 2026
$258.58
+$8.06+3.22%
1M
-26.41%
3M
-12.36%
YTD
+55.89%
vs SPY
-16.23%
Signals

"Onto Innovation Inc. is a leading company specializing in the development and provision of comprehensive metrology and inspection solutions for the semiconductor industry. Its primary function is to provide advanced analysis tools that ensure semiconductor manufacturers maintain high levels of quality and performance in their products. Onto Innovation's technology enables precise measurements and inspections, critical in the production of various electronic components including memory devices, logic chips, and power management systems.

2K employees Website
Price chart

Company Activity

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FilteredONTO
ONTO
ONTOSEC Filing
8-K Medium
May 21

Onto Innovation Inc. Announces $1.5 Billion Convertible Senior Notes Issuance

ONTO
ONTOSEC Filing
8-K Medium
May 20

Onto Innovation Inc. Announces Election of New Directors at 2026 Annual Meeting

ONTO
ONTOSEC Filing
8-K Medium
May 18

Onto Innovation Announces Proposed Private Offering of $1.1 Billion Convertible Senior Notes Due 2031

ONTO
ONTOSEC Filing
8-K Medium
May 5

Onto Innovation Announces Strategic Collaboration with Rigaku

ONTO
ONTOSEC Filing
8-K Medium
Apr 20

Onto Innovation to Acquire 27% Stake in Rigaku Holdings for $710 Million

ONTO
ONTOSEC Filing
8-K High
Apr 16

Onto Innovation Qualifies Dragonfly G5 for 2.5D AI Packaging, Exceeds Q1 Guidance

ONTO
ONTOSEC Filing
8-K High
Feb 19

Onto Innovation Reports Record 2025 Q4 Revenue and Full Year Results

ONTO
ONTOSEC Filing
8-K Low
Nov 21

Onto Innovation Inc. Adopts Nonqualified Deferred Compensation Plan

ONTO
ONTOSEC Filing
8-K High
Nov 17

Onto Innovation Completes Acquisition of Semilab USA LLC

ONTO
ONTOSEC Filing
8-K Medium
Nov 6

Onto Innovation Reports Q3 2025 Results with Revenue and EPS Above Guidance

ONTO
ONTOSEC Filing
8-K Medium
Oct 10

Onto Innovation Inc. Amends Acquisition Agreement Excluding EIR Business

ONTO
ONTOSEC Filing
8-K Medium
Aug 7

Onto Innovation Reports Strong Q2 2025 Financials, Announces Acquisition

ONTO
ONTOSEC Filing
8-K High
Jul 11

Onto Innovation Inc. Announces CFO Resignation with Separation Agreement

ONTO
ONTOSEC Filing
8-K Medium
Jun 30

Onto Innovation Announces Acquisition of Semilab International's Materials Analysis Business

ONTO
ONTOSEC Filing
8-K High
Jun 16

Onto Innovation Appoints New CFO Brian Roberts

ONTO
ONTOSEC Filing
8-K High
Jun 12

CFO Departure at Onto Innovation

ONTO
ONTOSEC Filing
8-K Low
May 21

Onto Innovation Inc. Reports Voting Results from Annual Meeting and Financial Statements

ONTO
ONTOSEC Filing
8-K Medium
May 8

Onto Innovation Reports Record Q1 2025 Results with Strong Growth and Cash Generation

ONTO
ONTOSEC Filing
8-K High
Apr 1

Dr. Srinivas Vedula Resigns as Senior Vice President of Customer Success at Onto Innovation Inc.

ONTO
ONTOSEC Filing
8-K High
Feb 6

Onto Innovation Reports Strong Q4 and Full Year 2024 Results with Earnings Beat and Guidance Raise

ONTO
ONTOSEC Filing
8-K Low
Dec 2

Onto Innovation Appoints New Executive Vice President

ONTO
ONTOSEC Filing
8-K Low
Oct 31

Onto Innovation Reports Q3 2024 Financial Results

ONTO
ONTOSEC Filing
8-K High
Aug 8

Onto Innovation Reports Strong Q2 2024 Financial Results

ONTO
ONTOSEC Filing
8-K Medium
Jul 16

Onto Innovation Appoints Dr. Stephen Schwartz to Board of Directors

ONTO
ONTOSEC Filing
8-K Low
May 22

Onto Innovation Inc. Announces Director Election and Shareholder Approvals at 2024 Annual Meeting

ONTO
ONTOSEC Filing
8-K High
May 9

Onto Innovation Reports Strong First Quarter 2024 Results

ONTO
ONTOSEC Filing
8-K High
Mar 18

Onto Innovation Appoints Susan Lynch to Board of Directors

ONTO
ONTOSEC Filing
8-K Medium
Feb 8

Onto Innovation Reports Strong 2023 Financial Results

ONTO
ONTOSEC Filing
8-K Medium
Jan 12

Onto Innovation Inc. Announces Board Member Retirement

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