Kathleen Flaherty Burke, EVP, GC & Secretary at MKS INC (MKSI), sold 4,355 shares at $319.94 ($1.4M) on 2026-05-11, disclosed to the SEC on 2026-05-12.
Open-market sale of $1.4M MKSI by EVP, GC & Secretary. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| MKSI | SELL | 2023-08-08 | $2.3M | — | Filing → |
| MKSI | SELL | 2019-10-31 | $2.3M | — | Filing → |