|4May 11, 12:43 PM ET

Amon Cristina 4

4 · MKS INSTRUMENTS INC · Filed May 11, 2010

Insider Transaction Report

Form 4
Period: 2010-05-03
Transactions
  • Exercise/Conversion

    Common Stock

    2010-05-07+55620,666 total
  • Award

    Common Stock

    2010-05-03+6,00020,110 total
  • Exercise/Conversion

    Restricted Stock Unit

    2010-05-075560 total
    Common Stock (556 underlying)
Footnotes (3)
  • [F1]This RSU grant fully vests on the day prior to the first annual meeting of shareholders following the date of grant (or if no such meeting is held within 13 months after the date of grant, on the 13 month anniversary of the date of grant).
  • [F2]Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.
  • [F3]vests in 12 equal quarterly installments over a three-year period.

Documents

1 file
  • 4
    form4.xmlPrimary

    PRIMARY DOCUMENT