John Tseng-Chung Lee, President & CEO at MKS INC (MKSI), sold 10,000 shares at $302.01 ($3.0M) on 2026-08-14, disclosed to the SEC on 2026-08-17.
Scheduled sale ($3.0M) by President & CEO under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| Filing → |
| MKSI | SELL | 2018-02-21 | $2.9M | — | Filing → |
| MKSI | SELL | 2017-11-14 | $440K | — | Filing → |
| MKSI | SELL | 2017-02-23 | $2.0M | — | Filing → |