Brian Charles Quirk, Senior VP, Global Operations at MKS INSTRUMENTS INC (MKSI), sold 1,000 shares at $66.60 ($67K) on 2017-02-01, disclosed to the SEC on 2017-02-02.
Open-market sale of $67k MKSI by Senior VP, Global Operations. 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 | 2017-11-07 | $216K | — | Filing → |
| MKSI | SELL | 2017-08-09 | $159K | — | Filing → |
| MKSI | SELL | 2017-05-11 | $160K | — | Filing → |