Amon Cristina 4
4 · MKS INSTRUMENTS INC · Filed Feb 9, 2010
Insider Transaction Report
Form 4
Amon Cristina
Director
Transactions
- Exercise/Conversion
Common Stock
2010-02-08+555→ 14,110 total - Exercise/Conversion
Restricted Stock Unit
2010-02-08−555→ 556 total→ Common Stock (555 underlying)
Footnotes (3)
- [F1]Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
- [F2]vests in 12 equal quarterly installments over a three-year period.
- [F3]RSU converts to common stock over 3 year life (per vesting schedule)