LOY BERTRAND

SEC source: 0001197452-20-000002 · wf-form4_158102413135891.xml · derivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,000

Underlying: Common Stock · 87,000 shares

Expires 2027-02-19

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2021 and thereafter on February 19, 2022, February 19, 2023 and February 19, 2024.

SEC source: 0001197452-20-000002 · wf-form4_158102413135891.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 626,315

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four year period with respect to 25% of these shares per year, beginning February 19, 2021 and thereafter on February 19, 2022, February 19, 2023 and February 19, 2024.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

SEC source: 0001209191-20-001060 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 223,493

F1 · shares: Represents a deferred stock award of 30,000 restricted stock units which vest quarterly in equal installments on March 31, 2020, June 30, 2020, September 30, 2020 and December 31, 2020, and are subject to continued service as a non-employee director on the applicable vesting dates. These retainer awards are granted in satisfaction of the annual retainer compensation to be earned by the director for his service on the Issuer's Board of Directors and its Committees during 2020. The number of shares of common stock subject to such retainer award is equal to the amount of cash that would have been received had the applicable retainer all been paid in cash, divided by the average daily closing price of the Issuer's common stock for the month of November, rounded to the nearest 100 shares.

F2 · balance_after: Includes (a) a deferred stock award of 30,000 restricted stock units which vest quarterly in equal installments on March 31, 2020, June 30, 2020, September 30, 2020 and December 31, 2020 as described in footnote 1 above, (b) a deferred stock award of 35,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020; and (c) 158,393 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-056373 · doc4.xml · nonDerivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,493

F7 · price: This transaction was executed in multiple trades at prices ranging from $2.48 to $2.54, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F8 · balance_after: Includes the awards referenced in clauses (a) through (c) of footnote (2) above, plus 151,593 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-056373 · doc4.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,393

F5 · price: This transaction was executed in multiple trades at prices ranging from $2.49 to $2.58, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F6 · balance_after: Includes the awards referenced in clauses (a) through (c) of footnote (2) above, plus 145,493 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-056373 · doc4.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,814

F3 · price: This transaction was executed in multiple trades at prices ranging from $2.57 to $2.70, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F4 · balance_after: Includes the awards referenced in clauses (a) through (c) of footnote (2) above, plus 134,914 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-056373 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 163,959

F1 · price: This transaction was executed in multiple trades at prices ranging from $2.52 to $2.75, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2 · balance_after: Includes (a) a deferred stock award of 3,300 restricted stock units which vests in full on December 31, 2019; (b) a deferred stock award of 35,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020; (c) a deferred stock award of 3,500 restricted stock units which vests in full on December 31, 2019; and (d) 122,059 shares of common stock held by the Reporting Person

SEC source: 0001209191-19-049501 · doc4.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,343

F5 · price: This transaction was executed in multiple trades at prices ranging from $3.04 to $3.14, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F6 · balance_after: Includes the awards referenced in clauses (a) through (c) of footnote (2) above, plus 108,643 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-049501 · doc4.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 149,971

F3 · price: This transaction was executed in multiple trades at prices ranging from $2.97 to $3.14, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F4 · balance_after: Includes the awards referenced in clauses (a) through (c) of footnote (2) above, plus 101,271 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-049501 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 138,674

F1 · price: This transaction was executed in multiple trades at prices ranging from $2.93 to $3.10, inclusive. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2 · balance_after: Includes (a) a deferred stock award of 6,600 restricted stock units which vest quarterly in equal installments on September 30, 2019 and December 31, 2019; (b) a deferred stock award of 35,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020; (c) a deferred stock award of 7,000 restricted stock units which vest quarterly in equal installments on September 30, 2019 and December 31, 2019; and (d) 89,974 shares of common stock held by the Reporting Person

SEC source: 0001209191-19-044027 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,550

F1 · shares: Represents a deferred stock award of 6,600 restricted stock units which vest quarterly in equal installments on September 30, 2019 and December 31, 2019. This retainer award was granted in lieu and satisfaction of the annual cash retainer compensation to be earned by the director for his service as the Lead Independent Director of the Issuer's Board of Directors that the reporting person was appointed to following the 2019 Annual Meeting of Stockholders. The number of shares of common stock subject to such retainer award is equal to the amount of cash that would have been received had the applicable retainer all been paid in cash, divided by the average daily closing market price of the Issuer's common stock for the month of May, rounded to the nearest 100 shares.

F2 · balance_after: Includes (a) a deferred stock award of 6,600 restricted stock units which vest quarterly in equal installments on September 30, 2019 and December 31, 2019 as described in footnote 1 above; (b) a deferred stock award of 35,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020; (c) a deferred stock award of 7,000 restricted stock units which vest quarterly in equal installments on September 30, 2019 and December 31, 2019; and (d) 142,850 shares of common stock held by the Reporting Person.

SEC source: 0001209191-19-032800 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 184,950

F1 · shares: Represents a deferred stock award of 35,100 restricted stock units which fully vest on the earlier to occur of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020.

F2 · balance_after: Includes (a) deferred stock award of 35,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 16, 2019, immediately prior to the commencement of such meeting, and (ii) May 23, 2020; (b) a deferred stock award of 10,500 restricted stock units which vest quarterly in equal installments on June 30, 2019, September 30, 2019 and December 31, 2019; and (c) 139,350 shares of common stock held by the Reporting Person.

SEC source: 0001197452-19-000007 · edgar.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 595,447

F3 · shares: Shares automatically withheld upon settlement of performance share units to satisfy tax withholding obligations.

SEC source: 0001197452-19-000007 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 622,735

F1 · shares: Awarded in connection with the settlement of performance share units for the 2016-2018 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

SEC source: 0001197452-19-000004 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 561,277

SEC source: 0001197452-19-000002 · edgar.xml · derivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,140

Underlying: Common Stock · 115,140 shares

Expires 2026-02-19

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration for services as an employee.

F3 · derivative.exercise_date: The option vests in four equal annual installments beginning on February 19, 2020 and thereafter on February 19, 2021, February 19, 2022 and February 19, 2023.

SEC source: 0001197452-19-000002 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 586,254

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four year period with respect to 25% of these shares per year, beginning February 19, 2020 and thereafter on February 19, 2021, February 19, 2022 and February 19, 2023.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration for services as an employee.

SEC source: 0001209191-19-000916 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 149,850

F1 · shares: Represents a deferred stock award of 14,000 restricted stock units which vest quarterly in equal installments on March 31, 2019, June 30, 2019, September 30, 2019 and December 31, 2019, and are subject to continued service as a non-employee director on the applicable vesting dates. These retainer awards are granted in satisfaction of the annual retainer compensation to be earned by the director for his service on the Issuer's Board of Directors and its Committees during 2019. The number of shares of common stock subject to such retainer award is equal to the amount of cash that would have been received had the retainers all been paid in cash, divided by the average daily closing market price of the Issuer's common stock for the month of November, rounded to the nearest 100 shares.

F2 · balance_after: Includes (a) a deferred stock award of 14,000 restricted stock units which vest quarterly in equal installments on March 31, 2019, June 30, 2019, September 30, 2019 and December 31, 2019; a (b) deferred stock award of 18,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 17, 2018, immediately prior to the commencement of such meeting, and (ii) May 17, 2019; and (c) 117,750 shares of common stock held by the Reporting Person.

SEC source: 0001209191-18-033852 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,850

F1 · shares: Represents a deferred stock award of 18,100 restricted stock units which fully vest on the earlier to occur of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 17, 2018, immediately prior to the commencement of such meeting, and (ii) May 24, 2019.

F2 · balance_after: Includes (a) a deferred stock award of 18,100 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 17, 2018, immediately prior to the commencement of such meeting, and (ii) May 17, 2019; (b) a deferred stock award of 11,250 restricted stock units which vest quarterly in equal installments on June 30, 2018, September 30, 2018 and December 31, 2018; and (c) 106,500 shares of common stock held by the Reporting Person.

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 8

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 545,306

F2 · price: The price in column 4 is a weighted price reported in reliance to a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Secretaries and Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $33.00 to $33.15, inclusive. The Reporting Person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges of this footnote.

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 7

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 547,330

F1 · price: The price in column 4 is a weighted price reported in reliance to a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Secretaries and Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $33.05 to $33.75, inclusive. The Reporting Person undertakes to provide Entegris, Inc., any shareholder of Entegris, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges of this footnote.

SEC source: 0001197452-18-000008 · edgar.xml · derivative · entry 11

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 263,140 shares

Expires 2021-02-19

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.

F4 · price: This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: This option is fully vested.

SEC source: 0001197452-18-000008 · edgar.xml · derivative · entry 10

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 236,844 shares

Expires 2020-02-19

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.

F4 · price: This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: This option is fully vested.

SEC source: 0001197452-18-000008 · edgar.xml · derivative · entry 9

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 81,918 shares

Expires 2019-02-19

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.

F4 · price: This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: This option is fully vested.

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 6

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 720,306

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 5

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 888,140

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.

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 625,000

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 768,907

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.

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 532,063

SEC source: 0001197452-18-000008 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 581,012

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.

SEC source: 0001197452-18-000006 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 499,094

SEC source: 0001197452-18-000003 · edgar.xml · derivative · entry 4

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,176

Underlying: Common Stock · 108,176 shares

Expires 2025-02-19

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F5 · derivative.exercise_date: The option vests in four equal installments starting on February 19, 2019 and thereafter on February 19, 2020, February 19, 2021 and February 19, 2022.

SEC source: 0001197452-18-000003 · edgar.xml · nonDerivative · entry 3

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 526,955

F4 · shares: Shares automatically withheld upon settlement of performance share units to satisfy tax withholding obligations.

SEC source: 0001197452-18-000003 · edgar.xml · nonDerivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 550,751

F3 · shares: Awarded in connection with the settlement of performance share units for the 2015-2017 performance cycle.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

SEC source: 0001197452-18-000003 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 486,330

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four year period with respect to 25% of these shares per year, starting February 19, 2019 and thereafter on February 19, 2020, February 19, 2021 and February 19, 2022.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

SEC source: 0001209191-18-001622 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 117,750

F1 · shares: Represents a deferred stock award of 15,000 restricted stock units which vest quarterly in equal installments on March 31, 2018, June 30, 2018, September 30, 2018 and December 31, 2018, and are subject to continued service as a non-employee director on the applicable vesting dates. These retainer awards are granted in lieu and satisfaction of the annual cash retainer compensation to be earned by the director for his service on the Issuer's Board of Directors and its Committees during 2018. The number of shares of common stock subject to such retainer award is equal to the amount of cash that would have been received had the retainers all been paid in cash, divided by the average daily closing market price of the Issuer's common stock for the month of November, rounded to the nearest 100 shares.

F2 · balance_after: Includes (a) a deferred stock award of 15,000 restricted stock units which vest quarterly in equal installments on March 31, 2018, June 30, 2018, September 30, 2018 and December 31, 2018; (b) a deferred stock award of 31,300 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 18, 2017, immediately prior to the commencement of such meeting, and (ii) May 18, 2018; and (c) 71,450 shares of common stock held by the Reporting Person.

SEC source: 0001209191-17-043270 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 102,750

F1 · shares: Represents a deferred stock award of 950 restricted stock units which vest quarterly in equal installments on September 30, 2017 and December 31, 2017. This retainer award was granted in lieu and satisfaction of the annual cash retainer compensation to be earned by the director for his service on a committee of the Issuer's Board of Directors that the reporting person was appointed to following the 2017 annual meeting of stockholders. The number of shares of common stock subject to such retainer award is equal to the amount of cash that would have been received had the applicable retainer all been paid in cash, divided by the average daily closing market price of the Issuer's common stock for the month of April, rounded to the nearest 100 shares.

F2 · balance_after: Includes (a) a deferred stock award of 31,300 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 18, 2017, immediately prior to the commencement of such meeting, and (ii) May 18, 2018; (b) a deferred stock award of 9,750 restricted stock units which vest quarterly in equal installments on September 30, 2017 and December 31, 2017; and (c) 61,700 shares of common stock held by the Reporting Person.

SEC source: 0001209191-17-036307 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 101,800

F1 · shares: Represents a deferred stock award of 31,300 restricted stock units which fully vest on the earlier to occur of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 18, 2017, immediately prior to the commencement of such meeting, and (ii) May 18, 2018.

F2 · balance_after: Includes (a) a deferred stock award of 31,300 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after May 18, 2017, immediately prior to the commencement of such meeting, and (ii) May 18, 2018; (b) a deferred stock award of 13,200 restricted stock units which vest quarterly in equal installments on June 30, 2017, September 30, 2017 and December 31, 2017; and (c) 57,300 shares of common stock held by the Reporting Person.

SEC source: 0001197452-17-000005 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 452,250

SEC source: 0001197452-17-000003 · edgar.xml · derivative · entry 2

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,992

Underlying: Common Stock · 139,992 shares

Expires 2024-02-19

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

F3 · derivative.exercise_date: The option vests in four equal annual installments starting on February 19, 2018 and thereafter on February 19, 2019, February 19, 2020 and February 19, 2021.

SEC source: 0001197452-17-000003 · edgar.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 476,867

F1 · shares: These shares are restricted stock units with restrictions that lapse over a four year period with respect to 25% of these shares per year, starting February 19, 2018 and thereafter on February 19, 2019, February 19, 2020 and February 19, 2021.

F2 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of services as an employee.

SEC source: 0001209191-17-001074 · doc4.xml · nonDerivative · entry 1

LOY BERTRAND · CIK 0001197452 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,500

F1 · shares: Includes (a) a deferred stock award of 17,600 restricted stock units which vest quarterly in equal installments on March 31, 2017, June 30, 2017, September 30, 2017 and December 31, 2017; (b) a deferred stock award of 25,300 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after July 1, 2016, immediately prior to the commencement of such meeting, and (ii) July 1, 2017; and (c) 27,600 shares of common stock held by the Reporting Person.

F1 · balance_after: Includes (a) a deferred stock award of 17,600 restricted stock units which vest quarterly in equal installments on March 31, 2017, June 30, 2017, September 30, 2017 and December 31, 2017; (b) a deferred stock award of 25,300 restricted stock units which fully vest on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders after July 1, 2016, immediately prior to the commencement of such meeting, and (ii) July 1, 2017; and (c) 27,600 shares of common stock held by the Reporting Person.