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AI brief of an SEC Form 8-K · MKS Instruments (MKSI)

MKS Inc. General Counsel Kathleen Burke to retire effective June 1, 2026

Neutral Impact 2 of 5 leadership Written later

MKS Inc. disclosed that Executive Vice President, General Counsel and Secretary Kathleen F. Burke notified the company on March 31, 2026 of her intent to retire. She will leave the General Counsel and Secretary roles effective June 1, 2026, and will remain as a special advisor until July 1, 2026, so the filing describes a planned leadership transition rather than an immediate departure.

Key points

  • Kathleen F. Burke notified MKS Inc. of her retirement on March 31, 2026.
  • Retirement as Executive Vice President, General Counsel and Secretary is effective June 1, 2026.
  • Burke will continue as special advisor to the company until July 1, 2026.
  • The filing was signed by President and CEO John T.C. Lee on April 6, 2026.

The filing

CompanyMKS Instruments (MKSI)
Form8-K, current report
Filed with the SECApr 6, 2026, 8:29 AM ET
Accession number0001193125-26-142945

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI on Nov 8, 2026, 1:12 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 April 06, 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.