

Market & Alt Data
| Trade Date | Filed | Owner | Role | Type | Shares | Price | Value | Owned After | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-09-01 | 2026-09-02 | Mora Elizabeth | Director | Sale | 300 | $250.96 | $75K | 18.8K | View | |
| 2026-08-14 | 2026-08-17 | Lee John Tseng-Chung | Director & President & CEO | Sale | 10.0K | $302.01 | $3.02M | 134.8K | View | |
| 2026-06-12 | 2026-06-16 | Schreiner James Alan | EVP & COO | Sale | 3,500 | $345.82 | $1.21M | 19.2K | View | |
| 2026-06-10 | 2026-06-11 | Schreiner James Alan | EVP & COO | Sale | 781 | $317.42 | $248K | 22.7K | View | |
| 2026-05-27 | 2026-05-28 | COLELLA GERALD G | Director | Sale | 20.0K | $333.40 | $6.67M | 20.0K | View |
Informational purposes only, not investment advice.
tormere.com/research/MKSI · generated 2026-10-28
| Date | Insider | Type | Shares | Value |
|---|---|---|---|---|
| 2026-09-01 | Mora Elizabeth | S | 300 | $75,288 |
| 2026-08-14 | Lee John Tseng-Chung | S | 10,000 | $3M |
| 2026-06-12 | Schreiner James Alan | S | 217 | $75,299 |
| 2026-06-12 | Schreiner James Alan | S | 812 | $281,281.51 |
| 2026-06-12 | Schreiner James Alan | S | 2,471 | $853,789.56 |
Tormere — informational purposes only, not investment advice.