Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
GRAVES GREGORY B
   2. Issuer Name and Ticker or Trading Symbol
ENTEGRIS INC [ENTG] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP & CFO
(Last)
(First)
(Middle)
4613 DREXEL AVE. S.		 3. Date of Earliest Transaction (Month/Day/Year)
07/26/2017
(Street)

EDINA, MN 55424		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 07/26/2017   M   900 A $ 13.49 61,546 D  
Common Stock 07/26/2017   S(1)   900 D $ 26 60,646 D  
Common Stock 07/27/2017   M   18,812 A $ 13.49 79,458 D  
Common Stock 07/27/2017   S(1)   18,812 D $ 26.2248 (2) 60,646 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy) $ 13.49 07/26/2017   M     900   (3) 02/19/2022 Common Stock 900 $ 0 (4) 49,088 D  
Employee Stock Option (Right to Buy) $ 13.49 07/27/2017   M     18,812   (3) 02/19/2022 Common Stock 18,812 $ 0 (4) 30,276 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
GRAVES GREGORY B
4613 DREXEL AVE. S.
EDINA, MN 55424		       EVP & CFO  

Signatures

 /s/ Sue Lee, Attorney-In-Fact for Gregory B. Graves   07/28/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on May 12, 2017.
(2) The price in column 4 is a weighted average price reported in reliance on a letter from the Office of Chief Counsel, Securities and Exhcange Commission's Division of Corporate Secretaries & Corporate Governance Professionals dated June 25, 2008. These shares were sold in multiple transactions at prices ranging from $26.00 to $26.75, 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 set forth in this note.
(3) This option vests in four equal installments. The first two installments became exercisable on February 19, 2016 and February 19, 2017, respectively. The remaining installments become exercisable on February 19, 2018 and February 19, 2019, respectively.
(4) This option was granted pursuant to the Entegris, Inc. 2010 Stock Plan, as amended, in consideration of service as an employee.

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