Joseph B. Donahue, Director at MKS INC (MKSI), sold 2,100 shares at $327.95 ($689K) on 2026-05-27, disclosed to the SEC on 2026-05-28.
Seasonal sale ($689k) by Director — this insider has traded MKSI in May in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| TEL | SELL | 2017-08-09 | $508K | — | Filing → |
| TEL | SELL | 2017-08-04 | $8.4M | — | Filing → |
| TEL | SELL | 2017-05-04 | $998K | — | Filing → |