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AI brief of an SEC Form 8-K · Onto Innovation (ONTO)

Onto Innovation Q1 revenue rises 9.5% to $292 million; GAAP EPS falls to $0.67

Mixed Impact 4 of 5 earnings Written later

Onto Innovation reported first-quarter 2026 revenue of $291.9 million, up 9.5% from a year earlier, but GAAP diluted earnings per share fell to $0.67 from $1.30 as operating expenses rose, including higher amortization. The company also said it will buy a 27% stake in Rigaku for approximately $710 million, with closing expected in the second half of 2026, and guided second-quarter revenue to $320 million to $330 million.

Key points

  • Q1 2026 revenue of $291.9 million, up 9.5% from $266.6 million in Q1 2025; GAAP net income of $33.8 million versus $64.1 million
  • Non-GAAP diluted EPS of $1.42 versus $1.51 a year earlier; GAAP operating margin of 11.5% versus 23.7%
  • Q2 2026 guidance: revenue of $320 million to $330 million; GAAP diluted EPS of $1.09 to $1.18; non-GAAP diluted EPS of $1.65 to $1.73
  • Planned purchase of a 27% Rigaku ownership stake for approximately $710 million, expected to close in the second half of 2026; company had $654 million in cash and short-term investments at March 31, 2026

The filing

CompanyOnto Innovation (ONTO)
Form8-K, current report
Filed with the SECMay 5, 2026, 4:06 PM ET
Accession number0001193125-26-206365

Items reported: 2.02 Results of Operations

Read the filing on SEC.gov ↗

Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 1:17 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on May 05, 2026.

Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.