MKS Instruments
Insider trading & Transactions

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Transaction Date Insider Security Shares Price per share Total value Source
Sale
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 994 N/A N/A
Sale
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 1,750 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 8,767 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Restricted Stock Unit 8,767 N/A N/A
Option
COLELLA GERARD G director
Common Stock 11,689 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Restricted Stock Unit 4,967 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 4,967 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Common Stock 4,675 N/A N/A
Option
COLELLA GERARD G director
Restricted Stock Unit 11,689 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Restricted Stock Unit 4,675 N/A N/A
Sale
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 1,371 N/A N/A
Sale
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 1,600 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Restricted Stock Unit 3,953 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Common Stock 3,953 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 9,016 N/A N/A
Option
ABRAMS JOHN R officer: Sr. VP, Global Sales
Restricted Stock Unit 3,162 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Restricted Stock Unit 9,016 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 6,853 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Restricted Stock Unit 6,853 N/A N/A
Option
COLELLA GERARD G director
Common Stock 21,668 N/A N/A
Option
COLELLA GERARD G director
Restricted Stock Unit 21,668 N/A N/A
Option
ABRAMS JOHN R officer: Sr. VP, Global Sales
Common Stock 3,162 N/A N/A
Sale
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 2,150 N/A N/A
Sale
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 1,435 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Common Stock 5,022 N/A N/A
Option
ABRAMS JOHN R officer: Sr. VP, Global Sales
Common Stock 2,870 N/A N/A
Option
COLELLA GERARD G director
Restricted Stock Unit 20,087 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Common Stock 10,761 N/A N/A
Option
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Restricted Stock Unit 5,022 N/A N/A
Option
ABRAMS JOHN R officer: Sr. VP, Global Sales
Restricted Stock Unit 2,870 N/A N/A
Option
BAGSHAW SETH H officer: Sr. VP, CFO & Treasurer
Restricted Stock Unit 10,761 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Restricted Stock Unit 7,174 N/A N/A
Option
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 7,174 N/A N/A
Option
COLELLA GERARD G director
Common Stock 20,087 N/A N/A
Sale
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Common Stock 1,000 N/A N/A
Sale
AMON CRISTINA director
Common Stock 1,500 N/A N/A
Sale
QUIRK BRIAN CHARLES officer: Sr. VP, Global Operati..
Common Stock 1,000 N/A N/A
Sale
HANLEY PETER director
Common Stock 800 N/A N/A
Sale
HANLEY PETER director
Common Stock 900 N/A N/A
Sale
HANLEY PETER director
Common Stock 900 N/A N/A
Sale
CHUTE RICHARD S director
Common Stock 12,000 N/A N/A
Option
CHUTE RICHARD S director
Common Stock 12,000 N/A N/A
Option
CHUTE RICHARD S director
Director Stock Option (Right to Buy) 12,000 N/A N/A
Sale
HANLEY PETER director
Common Stock 1,600 N/A N/A
Sale
ANDERSON ROBERT R director
Common Stock 500 N/A N/A
Sale
ANDERSON ROBERT R director
Common Stock 500 N/A N/A
Sale
LEE JOHN TSENG-CHUNG director, officer: President & ..
Common Stock 10,747 N/A N/A
Sale
ANDERSON ROBERT R director
Common Stock 500 N/A N/A
Sale
ANDERSON ROBERT R director
Common Stock 500 N/A N/A
Sale
CHUTE RICHARD S director
Common Stock 3,000 N/A N/A

Insider trading

Monitoring trades made by the management members or major shareholders of companies may help create a sharper picture of what is happening inside the companies. Base your decisions on buys or sells of the people involved and do the right thing at the right time.

Who is insider?

Every director or senior officer, as well as any other entity or individual owning more than 10% of the company’s shares on the stock market, is called an insider. Such people or entities are allowed to buy/sell the company's shares under strictly controlled conditions. Key premise here is that none of them can make trades based on non-public information about the company.