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Nasdaq · USD

MKSI

MKS INC

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110
SEC CIK
0001049502
Parsed reports
467

Last 12 months

Inside the activity.

0 purchase rows · 45 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202501
Jan 202600
Feb 2026015
Mar 202603
Apr 202600
May 2026016
Jun 202607
Jul 202600
Aug 202602
Sep 202601
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
March 31, 2017 Filed Apr 3, 2017 20:31 UTC
Werth Dennis LSr. VP, Business Units
Exercise / conversionRestricted Stock Unit · Derivative 2,952 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-013545 · form4.xml · derivative · entry 4

Werth Dennis L · CIK 0001550572 · Sr. VP, Business Units

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,327.275

Underlying: Common Stock · 2,952 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F3 · derivative.exercise_date: These RSUs vested on March 31, 2017.

F3 · derivative.expiration_date: These RSUs vested on March 31, 2017.

Read SEC document
March 31, 2017 Filed Apr 3, 2017 20:31 UTC
Werth Dennis LSr. VP, Business Units
Tax withholdingCommon Stock 2,033 $68.75 $139,768.75
Disclosure

SEC source: 0001127602-17-013545 · form4.xml · nonDerivative · entry 3

Werth Dennis L · CIK 0001550572 · Sr. VP, Business Units

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,979

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

Read SEC document
March 31, 2017 Filed Apr 3, 2017 20:31 UTC
Werth Dennis LSr. VP, Business Units
Exercise / conversionCommon Stock 2,455 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-013545 · form4.xml · nonDerivative · entry 2

Werth Dennis L · CIK 0001550572 · Sr. VP, Business Units

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,012

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
March 31, 2017 Filed Apr 3, 2017 20:31 UTC
Werth Dennis LSr. VP, Business Units
Exercise / conversionCommon Stock 2,952 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-013545 · form4.xml · nonDerivative · entry 1

Werth Dennis L · CIK 0001550572 · Sr. VP, Business Units

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,557

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
March 15, 2017 Filed Mar 16, 2017 18:38 UTC
BAGSHAW SETH HVice President, CFO, Treasurer
SaleCommon Stock 5,000 $68.27 $341,345.00
Disclosure

SEC source: 0001127602-17-011898 · form4.xml · nonDerivative · entry 1

BAGSHAW SETH H · CIK 0001192439 · Vice President, CFO, Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,745.593

Read SEC document
March 14, 2017 Filed Mar 15, 2017 17:17 UTC
Abrams John RSr. VP, Global Sales & Service
SaleCommon Stock 12,066 $67.09 $809,544.14
Disclosure

SEC source: 0001127602-17-011743 · form4.xml · nonDerivative · entry 1

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0.237

F1 · price: This transaction was executed in multiple trades at prices ranging from $66.90 to $67.22. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected.

Read SEC document
March 13, 2017 Filed Mar 15, 2017 17:10 UTC SaleCommon Stock 2,500 $67.01 $167,520.00
Disclosure

SEC source: 0001127602-17-011741 · form4.xml · nonDerivative · entry 1

ANDERSON ROBERT R · CIK 0001202728 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 11,295.824

Read SEC document
February 27, 2017 Filed Feb 28, 2017 16:31 UTC
BAGSHAW SETH HVice President, CFO, Treasurer
SaleCommon Stock 7,500 $67.00 $502,500.00
Disclosure

SEC source: 0001127602-17-008846 · form4.xml · nonDerivative · entry 1

BAGSHAW SETH H · CIK 0001192439 · Vice President, CFO, Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,745.593

Read SEC document
February 22, 2017 Filed Feb 23, 2017 18:06 UTC SaleCommon Stock 14,734 $67.99 $1,001,764.66
Disclosure

SEC source: 0001127602-17-007958 · form4.xml · nonDerivative · entry 1

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0.753

F1 · price: This transaction was executed in multiple trades at prices ranging from $67.96 to $68.05. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionRestricted Stock Unit · Derivative 4,013 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 11

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,237.321

Underlying: Common Stock · 4,013 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F8 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F8 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionRestricted Stock Unit · Derivative 5,217 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 10

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,852.307

Underlying: Common Stock · 5,217 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F7 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F7 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionRestricted Stock Unit · Derivative 3,073 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 9

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,250.321

Underlying: Common Stock · 3,073 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F6 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F6 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionRestricted Stock Unit · Derivative 3,780 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 8

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,069.307

Underlying: Common Stock · 3,780 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F5 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F5 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC GrantRestricted Stock Unit · Derivative 7,385.524 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 7

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,323.321

Underlying: Common Stock · 7,385.524 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F4 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F4 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC GrantRestricted Stock Unit · Derivative 11,078.287 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · derivative · entry 6

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,849.307

Underlying: Common Stock · 11,078.287 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F3 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F3 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Tax withholdingCommon Stock 6,449 $67.70 $436,597.30
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · nonDerivative · entry 5

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,734.753

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionCommon Stock 4,013 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · nonDerivative · entry 4

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,183.753

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionCommon Stock 5,217 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · nonDerivative · entry 3

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,170.753

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionCommon Stock 3,073 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · nonDerivative · entry 2

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,953.753

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 22:03 UTC Exercise / conversionCommon Stock 3,780 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006642 · form4.xml · nonDerivative · entry 1

Lee John Tseng-Chung · CIK 0001414656 · Sr. VP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,880.753

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionRestricted Stock Unit · Derivative 2,006 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 11

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,865.104

Underlying: Common Stock · 2,006 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F8 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F8 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionRestricted Stock Unit · Derivative 2,608.635 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 10

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,574.884

Underlying: Common Stock · 2,608.635 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F7 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F7 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionRestricted Stock Unit · Derivative 1,418 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 9

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,871.104

Underlying: Common Stock · 1,418 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F6 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F6 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionRestricted Stock Unit · Derivative 1,745 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 8

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,183.519

Underlying: Common Stock · 1,745 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F5 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F5 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
GrantRestricted Stock Unit · Derivative 4,431.315 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 7

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,289.104

Underlying: Common Stock · 4,431.315 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F4 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F4 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
GrantRestricted Stock Unit · Derivative 6,646.972 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · derivative · entry 6

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,928.519

Underlying: Common Stock · 6,646.972 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F3 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F3 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Tax withholdingCommon Stock 2,526 $67.70 $171,010.20
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · nonDerivative · entry 5

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,066.237

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionCommon Stock 2,006 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · nonDerivative · entry 4

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,592.237

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionCommon Stock 2,608.635 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · nonDerivative · entry 3

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,586.237

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionCommon Stock 1,418 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · nonDerivative · entry 2

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,977.602

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:50 UTC
Abrams John RSr. VP, Global Sales & Service
Exercise / conversionCommon Stock 1,745 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006636 · form4.xml · nonDerivative · entry 1

Abrams John R · CIK 0001600505 · Sr. VP, Global Sales & Service

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,559.602

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionRestricted Stock Unit · Derivative 2,157 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 11

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,780.916

Underlying: Common Stock · 2,157 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F8 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F8 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionRestricted Stock Unit · Derivative 2,804 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 10

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,888.176

Underlying: Common Stock · 2,804 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F7 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F7 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionRestricted Stock Unit · Derivative 1,773 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 9

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,937.916

Underlying: Common Stock · 1,773 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F6 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F6 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionRestricted Stock Unit · Derivative 2,181 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 8

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,692.176

Underlying: Common Stock · 2,181 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F5 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F5 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
GrantRestricted Stock Unit · Derivative 3,692.762 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 7

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,710.916

Underlying: Common Stock · 3,692.762 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F4 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F4 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
GrantRestricted Stock Unit · Derivative 5,539.143 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · derivative · entry 6

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,873.176

Underlying: Common Stock · 5,539.143 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F3 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F3 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Tax withholdingCommon Stock 2,894 $67.70 $195,923.80
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · nonDerivative · entry 5

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,562.945

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionCommon Stock 2,157 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · nonDerivative · entry 4

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,456.945

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionCommon Stock 2,804 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · nonDerivative · entry 3

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,299.945

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionCommon Stock 1,773 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · nonDerivative · entry 2

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,495.945

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:55 UTC
Quirk Brian CharlesSr. VP, Global Operations
Exercise / conversionCommon Stock 2,181 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006639 · form4.xml · nonDerivative · entry 1

Quirk Brian Charles · CIK 0001600515 · Sr. VP, Global Operations

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,722.945

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Exercise / conversionRestricted Stock Unit · Derivative 11,037 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 11

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,688.95

Underlying: Common Stock · 11,037 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F8 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F8 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Exercise / conversionRestricted Stock Unit · Derivative 15,653 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 10

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,242.487

Underlying: Common Stock · 15,653 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F7 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F7 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2017, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Exercise / conversionRestricted Stock Unit · Derivative 9,456 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 9

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 64,725.95

Underlying: Common Stock · 9,456 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F6 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F6 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Exercise / conversionRestricted Stock Unit · Derivative 12,213 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 8

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,895.487

Underlying: Common Stock · 12,213 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F5 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F5 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2016, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
GrantRestricted Stock Unit · Derivative 22,156.573 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 7

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74,181.95

Underlying: Common Stock · 22,156.573 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F4 · derivative.exercise_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F4 · derivative.expiration_date: These RSUs vest in three equal annual installments commencing on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
GrantRestricted Stock Unit · Derivative 33,234.86 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · derivative · entry 6

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 114,108.487

Underlying: Common Stock · 33,234.86 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

F3 · derivative.exercise_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

F3 · derivative.expiration_date: These RSUs are subject to the achievement of performance criteria determined in the first year of grant and thereafter vest in three equal annual installments beginning on February 15, 2018, provided that if, in any vesting year, February 15th is not a business day, such vesting shall occur on the next business day.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Tax withholdingCommon Stock 22,755 $67.70 $1,540,513.50
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · nonDerivative · entry 5

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 73,796.984

F2 · kind: This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

Read SEC document
February 15, 2017 Filed Feb 16, 2017 21:41 UTC
COLELLA GERALD GDirector · CEO, President, Director
Exercise / conversionCommon Stock 11,037 Not disclosed Not disclosed
Disclosure

SEC source: 0001127602-17-006624 · form4.xml · nonDerivative · entry 4

COLELLA GERARD G · CIK 0001256715 · Director · CEO, President, Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,551.984

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.