MKS Instruments
Insider trading & Transactions

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Transaction Date Insider Security Shares Price per share Total value Source
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 23,246 $22 $511,366
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 30,332 $21.92 $664,726
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 32,752 $22.11 $724,016
Sale
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Stock Option (right to buy) 660 N/A N/A
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 29,000 $22.09 $640,668
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 33,000 $22.27 $734,811
Sale
HADAR RON officer: V.P. General Manager C..
Common 5,000 $22.45 $112,250
Sale
HADAR RON officer: V.P. General Manager C..
Common 10,000 $22.7 $227,000
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 24,432 $22.6 $552,163
Sale
KLIMM ROBERT L officer: V.P. & General Manager
Common 1,694 $22.71 $38,471
Sale
ROBBINS OWEN W director
Common 8,592 N/A N/A
Sale
BERTUCCI CLAIRE R other: Spouse of Chairman
Common 100,000 $22.56 $2,256,000
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 63,092 $22.56 $1,423,419
Option
ROBBINS OWEN W director
Common 8,592 $6.22 $53,399
Sale
BERTUCCI JOHN R director
Common 100,000 $22.56 $2,256,000
Option
ROBBINS OWEN W director
Director Stock option (right to buy) 8,592 N/A N/A
Sale
HADAR RON officer: V.P. General Manager C..
Common 10,000 $22.93 $229,270
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 66,000 $22.74 $1,500,576
Sale
BERTUCCI JOHN R director
Common 100,000 N/A N/A
Sale
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Stock Option (right to buy) 660 N/A N/A
Sale
BERTUCCI CLAIRE R other: Spouse of Chairman
Common 100,000 $22.73 $2,273,000
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 36,695 $22.49 $825,381
Sale
HADAR RON officer: V.P. General Manager C..
Common 5,000 $22.6 $113,000
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 45,193 $22.61 $1,021,904
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 69,283 $22.49 $1,558,313
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 35,000 $22.67 $793,485
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 64,653 $22.78 $1,472,731
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Stock Option (right to buy) 660 N/A N/A
Sale
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Common 660 N/A N/A
Sale
CHUTE RICHARD S director
Common 7,687 N/A N/A
Sale
EMERSON ELECTRIC CO 10 percent owner
Common Stock 24,000 $22.97 $551,280
Option
SMITH JOHN ALEXANDER officer: Sr. VP, ASG
Common 13,125 N/A N/A
Option
SMITH JOHN ALEXANDER officer: Sr. VP, ASG
Stock Option (right to buy) 13,125 N/A N/A
Option
CHUTE RICHARD S director
Common 7,687 N/A N/A
Option
CHUTE RICHARD S director
Director Stock option (right to buy) 7,687 N/A N/A
Sale
SMITH JOHN ALEXANDER officer: Sr. VP, ASG
Common 13,125 N/A N/A
Sale
KAHL HANS JOCHEN director
Common 4,687 $23.06 $108,082
Option
KLIMM ROBERT L officer: V.P. & General Manager
Stock Option (right to buy) 3,937 $10.86 $42,756
Option
KLIMM ROBERT L officer: V.P. & General Manager
Common 3,937 $10.86 $42,756
Sale
KLIMM ROBERT L officer: V.P. & General Manager
Common 7,500 $23.07 $173,025
Sale
HADAR RON officer: V.P. General Manager C..
Common 4,815 $23.07 $111,082
Sale
COLELLA GERARD G director
Common 25,000 N/A N/A
Option
COLELLA GERARD G director
Stock Option (right to buy) 25,000 N/A N/A
Option
COLELLA GERARD G director
Common 25,000 $15.8 $395,000
Option
WEIGNER RONALD officer: V.P., C.F.O & Treasurer
Stock Option (right to buy) 660 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.