ENTG

SEC source: 0001846252-22-000002 · wf-form4_165126262183221.xml · nonDerivative · entry 1

Clark Rodney · CIK 0001846252 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,732

F1 · shares: These shares were awarded on April 27, 2022 as Restricted Stock Units, payable solely in Common Stock, pursuant to the Entegris, Inc. 2020 Stock Plan, which provides for the award of Restricted Stock Units to independent directors in consideration for services as such.

F2 · price: These Restricted Stock Units vest in full on the earlier of (1) the anniversary date of the grant, or (2) the date of the Company's 2023 Annual Meeting of Stockholders.

SEC source: 0001101302-22-000029 · wf-form4_165126269321515.xml · nonDerivative · entry 1

Kanouff Yvette · CIK 0001333214 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,732

F1 · shares: These shares were awarded on April 27, 2022 as Restricted Stock Units, payable solely in Common Stock, pursuant to the Entegris, Inc. 2020 Stock Plan, which provides for the award of Restricted Stock Units to independent directors in consideration for services as such.

F2 · price: These Restricted Stock Units vest in full on the earlier of (1) the anniversary date of the grant, or (2) the date of the Company's 2023 Annual Meeting of Stockholders.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · derivative · entry 8

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,142

Underlying: Common Stock · 12,142 shares

Expires 2027-02-19

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.

F9 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

F8 · derivative.exercise_date: The option vests in four equal annual installments. The first two installments became exercisable on February 19, 2021 and February 19, 2022. The remaining installments will become exercisable on February 19, 2023 and February 19, 2024.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 7

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,980

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F7 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $136.54 to $137.06, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 6

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,280

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F6 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $135.32 to $135.50, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 5

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,600

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F5 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $134.29 to $135.16, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 4

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,670

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F4 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $133.20 to $134.18, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 3

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,543

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F3 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $132.19 to $133.18, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 2

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,623

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 11, 2022.

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $131.17 to $132.08, 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 set forth in this footnote.

SEC source: 0001208109-22-000014 · wf-form4_164884336382216.xml · nonDerivative · entry 1

GRAVES GREGORY B · CIK 0001208109 · EVP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,122

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: 0001485429-22-000012 · wf-form4_164884343409825.xml · derivative · entry 9

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,166

Underlying: Common Stock · 14,166 shares

Expires 2027-02-19

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.

F10 · price: Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

F9 · derivative.exercise_date: The option vests in four equal annual installments. The first two installments became exercisable on February 19, 2021 and February 19, 2022. The remaining installments will become exercisable on February 19, 2023 and February 19, 2024.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · derivative · entry 8

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,123

Underlying: Common Stock · 10,123 shares

Expires 2026-02-19

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.

F8 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan in consideration of services as an employee.

F7 · derivative.exercise_date: The option vests in four equal installments. The first three installments became exercisable on February 19, 2020, February 19, 2021 and February 19, 2022. The remaining installment will become exercisable on February 19, 2023.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 7

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,399

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 28, 2022.

F6 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $139.13 to $139.50, 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 set forth in this footnote.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 6

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,344

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 28, 2022.

F5 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $138.10 to $139.09, 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 set forth in this footnote.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 5

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,523

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 28, 2022.

F4 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $137.09 to $138.08, 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 set forth in this footnote.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 4

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 191,578

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 28, 2022.

F3 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $136.04 to $137.03, 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 set forth in this footnote.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 3

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,892

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 28, 2022.

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $135.03 to $135.96, 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 set forth in this footnote.

SEC source: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 2

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 199,688

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: 0001485429-22-000012 · wf-form4_164884343409825.xml · nonDerivative · entry 1

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 185,522

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: 0001607953-22-000011 · wf-form4_164875760125441.xml · nonDerivative · entry 1

Rucci Corey · CIK 0001607953 · SVP, Business Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,539.8591

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on October 28, 2021.

SEC source: 0001731462-22-000010 · wf-form4_164875726598216.xml · derivative · entry 3

Beckman Bruce W. · CIK 0001731462 · SVP, Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,530

Underlying: Common Stock · 2,530 shares

Expires 2026-02-19

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.

F3 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan in consideration of services as an employee.

F2 · derivative.exercise_date: The option vests in four equal annual installments. The first three installments became exercisable on February 19, 2020, February 19, 2021 and February 19, 2022. The remaining installment will become exercisable on February 19, 2023.

SEC source: 0001731462-22-000010 · wf-form4_164875726598216.xml · nonDerivative · entry 2

Beckman Bruce W. · CIK 0001731462 · SVP, Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,920.972

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on May 28, 2021.

SEC source: 0001731462-22-000010 · wf-form4_164875726598216.xml · nonDerivative · entry 1

Beckman Bruce W. · CIK 0001731462 · SVP, Finance

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 28,450.972

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: 0001226867-22-000004 · wf-form4_164746091039767.xml · nonDerivative · entry 1

OLSON PAUL L H · CIK 0001226867 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,350

F1 · kind: These shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on February 9, 2022.

SEC source: 0001716139-22-000008 · wf-form4_164677332603931.xml · derivative · entry 3

Rice Susan G. · CIK 0001716139 · SVP, Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,660

Underlying: Common Stock · 10,000 shares

Expires 2025-02-19

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.

F3 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan in consideration of services as an employee.

F2 · derivative.exercise_date: This option is fully vested.

SEC source: 0001716139-22-000008 · wf-form4_164677332603931.xml · nonDerivative · entry 2

Rice Susan G. · CIK 0001716139 · SVP, Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,346.004

F1 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $114.83 to $115.52, 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 set forth in this footnote.

SEC source: 0001716139-22-000008 · wf-form4_164677332603931.xml · nonDerivative · entry 1

Rice Susan G. · CIK 0001716139 · SVP, Human Resources

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,796.004

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: 0001678021-22-000008 · wf-form4_164574989170815.xml · derivative · entry 9

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,489

Underlying: Common Stock · 3,163 shares

Expires 2026-02-19

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.

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

F3 · derivative.exercise_date: The option vests in four equal annual installments. The first three installments became exercisable on February 19, 2020, February 19, 2021 and February 19, 2022. The remaining installment will become exercisable on February 19, 2023.

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · derivative · entry 8

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,217 shares

Expires 2025-02-19

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.

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

F1 · derivative.exercise_date: This option is fully vested.

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · derivative · entry 7

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,327 shares

Expires 2024-02-19

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.

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

F1 · derivative.exercise_date: This option is fully vested.

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 6

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,400

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 5

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81,138

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: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 4

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,975

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 3

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,709

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: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 2

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,492

SEC source: 0001678021-22-000008 · wf-form4_164574989170815.xml · nonDerivative · entry 1

Tison Stuart · CIK 0001678021 · SVP & GM, SCEM

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 78,138

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: 0001485429-22-000008 · wf-form4_164574981319801.xml · derivative · entry 8

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,696 shares

Expires 2025-02-19

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.

F8 · price: Awarded pursuant to the Entegris, Inc. 2010 Stock Plan in consideration of services as an employee.

F7 · derivative.exercise_date: This option is fully vested.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 7

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,399

F6 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $129.69 to $130.21, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 6

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,474

F5 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $128.52to $129.45, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 5

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 179,364

F4 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $127.52 to $128.49, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 4

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,368

F3 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $126.44 to $127.10, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 3

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,368

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $125.37 to $126.13, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 2

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,068

F1 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $124.37 to $125.27, 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 set forth in this footnote.

SEC source: 0001485429-22-000008 · wf-form4_164574981319801.xml · nonDerivative · entry 1

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 185,095

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: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 6

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 175,399

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F7 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $129.69 to $130.21, 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 set forth in this footnote.

SEC source: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 5

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,474

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F6 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $128.52to $129.45, 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 set forth in this footnote.

SEC source: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 4

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 179,364

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F5 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $127.52 to $128.49, 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 set forth in this footnote.

SEC source: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 3

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,368

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F4 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $126.44 to $127.10, 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 set forth in this footnote.

SEC source: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 2

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,368

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F3 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $125.37 to $126.13, 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 set forth in this footnote.

SEC source: 0001485429-22-000010 · wf-form4a_164616896810655.xml · nonDerivative · entry 1

Edlund Todd James · CIK 0001485429 · EVP & COO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 183,068

F1 · kind: This Form 4/A is being filed to disclose that these shares were sold pursuant to a Rule 10b-5 Trading Plan established by the Reporting Person on March 3, 2021.

F2 · price: The price reported in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exchange Commission's Division of Corporate Finance to the Society of Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $124.37 to $125.27, 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 set forth in this footnote.