SEC Form 4 · accession 0001049502-26-000107
MKS INC · MKSI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
James Alan Schreiner
Officer — EVP & COO
Period of report
Jun 10, 2026
Accepted (ET)
Jun 11, 2026 · 10:40 am EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001049502
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 10, 2026 | S | 781 | $317.42 | D | 22,701 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 10, 2026.