Filing Details

Form Type:
4
Zero Holdings:
No
Publication Time:
2009-03-20 04:40:38
Reporting Period:
2009-03-18
Issuer
Cik Name Symbol Sector (SIC) IRS No
1049502 Mks Instruments Inc MKSI ()
Insiders
Cik Name Reported Address Insider Title Director Officer Large Shareholder Other
1202744 P Louis Valente 2 Tech Drive
Andover MA 01810
Yes No No No
Reported Non-Derivative Transactions
Sec. Name Acquisiton - Disposition Date Amount Price Remaning Holdings Equity Swap Involved Form Type Code Nature of Ownership Explanation
Common Stock Disposition 2009-03-18 10,500 $14.35 4,000 No 4 S Direct
Equity Swap Involved Form Type Code Nature of Ownership Explanation
No 4 S Direct