Form 4 for MKSI MKS INC
Accepted 2024-12-10 00:00:00 ET · period of report 2024-12-06 · accession 0001127602-24-028957 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2024-12-10 | 2024-12-06 | MKSI | Lee John Tseng-Chung | Pres, CEO, Dir | F - Tax | $114.60 | -2,994 | 112.7K | -3% | -$343.1K |
| DM | 2024-12-10 | 2024-12-06 | MKSI | Lee John Tseng-Chung | Pres, CEO, Dir | M - OptEx | — | +2,994 | 114.7K | +3% | — |
| DM | 2024-12-10 | 2024-12-06 | MKSI | Lee John Tseng-Chung | Pres, CEO, Dir | M - OptEx | — | -2,994 | 101.9K | -3% | — |
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 | 2024-12-06 | F | D | 2,994 | $114.60 | 112,688.55 | D | — | — | |
| 2 | Common | Common Stock | 2024-12-06 | M | A | 984 | — | 115,682.55 | D | — | — | (F1) Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc. |
| 3 | Common | Common Stock | 2024-12-06 | M | A | 2,010 | — | 114,698.55 | D | — | — | (F1) Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc. |
| 4 | Derivative | Restricted Stock Unit | 2024-12-06 | M | D | 2,010 | — | 102,868.45 | D | — · — to — | 2,010 Common Stock | (F1) Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc. (F3) Portion of 2023 RSU Award accelerated to satisfy FICA taxes. |
| 5 | Derivative | Restricted Stock Unit | 2024-12-06 | M | D | 984 | — | 101,884.45 | D | — · — to — | 984 Common Stock | (F1) Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc. (F4) Portion of 2024 RSU Award accelerated to satisfy FICA taxes. |