| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MKSI | Common Stock | Purchase | $117,510 | +1,000 | +1% | $117.51 | 99,017 | 01 Aug 2022 | By The Gerald G. Colella Living Trust | |
| holding | MKSI | Common Stock | 1,747 | 01 Aug 2022 | Direct | ||||||
| holding | MKSI | Common Stock | 0 | 01 Aug 2022 | By The Gerald G. Colella 2018 Grantor Trust |