Stocks · Technology · Industrial Instruments For Measurement, Display, and Control

MKS INC

MKSI Clue Score38
United States Fiscal year ends December CIK 0001049502 Results filed 4 Nov 2026

What the insiders did Net selling

Insider
Date
Role
Action
Shares
Price
Amount
Dennis L Werth
15 Dec 2017
Sr. VP, Business Units
Sold after exercise
2,022
$97.90
$197.95K
Dennis L Werth
14 Dec 2017
Sr. VP, Business Units
Sold after exercise
1,617
$95.62
$154.61K
Dennis L Werth
17 Nov 2016
Sr. VP, Business Units
Sold after exercise
2,333
$56.41
$131.60K

What was left out

Form 4 filings counted 444
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 2
Sales on a Rule 10b5-1 plan 46
Sales straight out of an exercise 3
Sales at will 146
Transactions with no price 0
Shares from compensation/vesting 2,117,677
Sales filed before the plan box existed 105
History held since 3 Oct 2006