Brian K. Roberts - 02 Sep 2026 Form 4 Insider Report for ONTO INNOVATION INC. (ONTO)

Reporting relationship: Chief Financial Officer
Issuer ticker: ONTO
Reported as of: 02 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 04 Sep 2026, 21:54:08 UTC
Prior SEC filing: 04 Mar 2026
Source filing: View source filing
Reporting owner signature: By: Eric French For: Brian Roberts

Key filing fact

Brian K. Roberts filed Form 4 for ONTO INNOVATION INC. (ONTO) on 04 Sep 2026.

Key facts

This page summarizes Brian K. Roberts's Form 4 filing for ONTO INNOVATION INC. (ONTO).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 04 Sep 2026, 21:54.

Change

Previous filing in this sequence was filed on 04 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001259094 Primary reporting owner

ROBERTS BRIAN K

Relationship: Chief Financial Officer
Address: C/O ONTO INNOVATION INC., 16 JONSPIN ROAD, WILMINGTON
Signature: By: Eric French For: Brian Roberts
Signature date: 04 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ONTO transaction

Common Stock

Tax liability

Transaction value
Shares: -3,239
Change %: -13%
Price: $254.55^*
Shares after: 21,032
Date: 02 Sep 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents shares withheld by Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock unit or performance stock unit grants previously received by the Reporting Person.