ENTEGRIS INC — Board/Management Information 2021

May 21, 2021

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 8-K

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CURRENT REPORT

PURSUANT TO SECTIONS 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported) May 20, 2021

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Entegris, Inc.

(Exact name of registrant as specified in its charter)

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Delaware

(State or Other Jurisdiction of Incorporation or Organization)

001-32598	41-1941551
(Commission File Number)	(I.R.S. Employer Identification No.)

129 Concord Road,	01821
(Address of principal executive offices)	(Zip Code)

(978) 436-6500

(Registrant’s telephone number, including area code)

N/A

(Former Name or Former Address, if Changed Since Last Report)

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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of class	Trading Symbol(s)	Name of each exchange on which registered
Common stock, $0.01 par value per share	ENTG	The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

Effective May 20, 2021, Brian F. Sullivan stepped down from the Board of Directors (the "Board") of Entegris, Inc. (the "Company") to further focus on other business matters. Mr. Sullivan served on the Board and various Board committees of the Company or those of a predecessor public company for nearly 18 years, and this decision is not a result of any disagreement with the Company on any matter relating to the Company's operations, policies, or practices. The Company and the Board thank Mr. Sullivan for his many contributions during his tenure. In connection with the foregoing, the Company intends to reduce the size of the Board from ten to nine directors.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ENTEGRIS, INC.
Dated: May 21, 2021
By: /s/ Joseph Colella
Name: Joseph Colella
Title: Senior Vice President, General Counsel and Secretary