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MKS INC — Director's Dealing 2025
Aug 19, 2025
30723_dirs_2025-08-19_f14ddfc4-9528-4100-bda0-46b94f1c60b9.zip
Director's Dealing
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SEC Form 4 — Statement of Changes in Beneficial Ownership
Issuer: MKS INC (MKSI)
CIK: 0001049502
Period of Report: 2025-08-18
Reporting Person: Schreiner James Alan (EVP & COO)
Non-Derivative Transactions
| Date | Security | Code | Shares | Price | A/D | Holdings After | Ownership |
|---|---|---|---|---|---|---|---|
| 2025-08-18 | Common Stock | M | 2640.942 | — | Acquired | 25332.694 | Direct |
| 2025-08-18 | Common Stock | F | 1249 | $100.22 | Disposed | 24083.694 | Direct |
Derivative Transactions
| Date | Security | Exercise Price | Code | Shares | A/D | Expiration | Underlying | Ownership |
|---|---|---|---|---|---|---|---|---|
| 2025-08-18 | Restricted Stock Unit | $ | M | 2640.942 | Disposed | Common Stock (2640.942) | Direct |
Footnotes
F1: Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Inc.
F2: These shares were withheld by MKS Inc. to satisfy the tax withholding obligations triggered by the vesting of RSUs and do not represent a discretionary trade by the reporting person.
F3: These RSUs vest in two installments, 60% of which shall vest on August 17, 2024 and 40% of which shall vest on August 17, 2025; provided that if, in any vesting year, August 17th is not a business day, such vesting shall occur on the next business day.