Quirk Brian Charles 4
4 · MKS INSTRUMENTS INC · Filed Feb 13, 2018
Insider Transaction Report
Form 4
Quirk Brian Charles
Sr. VP, Global Operations
Transactions
- Other
Restricted Stock Unit
2018-02-12−1,070.901→ 12,259.401 total→ Common Stock (1,070.901 underlying)
Footnotes (3)
- [F1]Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
- [F2]This transaction reflects the forfeiture of RSUs due to performance criteria.
- [F3]These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.