Insider Stock Trading History of Werth Dennis L


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Werth Dennis L since year 2005. The trader's CIK number is 1550572. At the time of this reporting, Werth Dennis L is the Sr. VP, Business Units of Mks Instruments Inc . (stock ticker symbol MKSI). See this page for all insider trading activities at Mks Instruments Inc .

Note that in the past Werth Dennis L also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Werth Dennis L since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-03-31 MKSI Mks Instruments Inc Option Ex 5,407 .00 0
2017-02-15 MKSI Mks Instruments Inc Option Ex 7,483 .00 0
2016-11-17 MKSI Mks Instruments Inc Sale 2,333 56.41 131,604
2016-11-17 MKSI Mks Instruments Inc Option Ex 5,838 20.32 118,628
2015-02-17 NEWP Newport Corp Sale 21,842 20.11 439,242
2015-02-13 NEWP Newport Corp Option Ex 27,510 4.18 114,991
2015-02-10 NEWP Newport Corp Option Ex 5,000 13.46 67,300
2015-02-10 NEWP Newport Corp Sale 5,000 20.07 100,325
2014-10-29 NEWP Newport Corp Option Ex 5,000 13.46 67,300
2014-10-29 NEWP Newport Corp Sale 5,000 18.90 94,500

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Werth Dennis L (Sr. VP, Business Units of Mks Instruments Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.