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AI brief of an SEC Form 8-K · ON Semiconductor (ON)

onsemi Power Solutions Group president Simon Keeton to resign effective June 30, 2026

Neutral Impact 3 of 5 leadership Written later

onsemi said Group President Simon Keeton will leave all employment positions at the company effective June 30, 2026, after an agreement reached March 9, 2026. He will step down from all officer roles immediately but will stay through June 30 to support an orderly transition to a new head of the Power Solutions Group. The filing does not name a successor, and it gives no financial effect of the change.

Key points

  • Simon Keeton, Group President of the Power Solutions Group, will resign effective June 30, 2026.
  • Agreement with onsemi was reached March 9, 2026.
  • Keeton steps down from all officer positions immediately but remains employed through June 30, 2026 to support the transition.
  • Keeton joined onsemi in July 2007 and has been Group President since February 2024.

The filing

CompanyON Semiconductor (ON)
Form8-K, current report
Filed with the SECMar 11, 2026, 6:05 AM ET
Accession number0001140361-26-008936

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:10 AM ET, from this filing 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 March 11, 2026.

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