Form 4 for MKSI MKS INC
Accepted 2026-06-11 10:40:58 ET · period of report 2026-06-10 · accession 0001049502-26-000107 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-06-11 10:40 | 2026-06-10 | MKSI | Schreiner James Alan | EVP, COO | S - Sale | $317.42 | -781 | 22.7K | -3% | -$247.9K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-06-10 | S | D | 781 | $317.42 | 22,701.12 | D | — | — | (F1) This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 10, 2026. |