Entegris chair sells 109,838 shares, exercises options

Entegris Executive Chair Bertrand Loy reported combined option exercises and share sales in Entegris Inc. common stock.

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Rhea-AI Filing Summary

Entegris Executive Chair Bertrand Loy reported combined option exercises and share sales in Entegris Inc. common stock. He exercised 9,838 stock options at $98.11 per share and acquired the same number of shares, using a fully vested award granted under the Entegris 2020 Stock Plan in consideration of his employee services. He then sold a total of 109,838 shares in open-market transactions on February 24 and 25 at weighted average prices generally between about $137 and $142 per share, under a pre-arranged Rule 10b5-1 trading plan established on February 10, 2025. After these transactions, he directly held 217,767 shares of common stock and 61,534 stock options.

Insider Trade Summary

Exercise and sale activity reported; no spread calculated

Exercise and Sale 9 txns

Insider LOY BERTRAND

Role Executive Chair

Sold 109,838 shs ($15.19M)

Approx. gross sale proceeds $15.19M

Approx. exercise cost $965K

Type	Security	Shares	Price	Value
Sale	Common Stock	46,522	$137.32	$6.39M
Sale	Common Stock	3,800	$138.57	$527K
Exercise	Employee Stock Option (Right to Buy)	9,838	$0.00	$0.00
Exercise	Common Stock	9,838	$98.11	$965K
Sale	Common Stock	6,955	$140.49	$977K
Sale	Common Stock	2,783	$141.45	$394K
Sale	Common Stock	100	$142.19	$14K
Sale	Common Stock	47,611	$138.57	$6.60M
Sale	Common Stock	2,067	$139.14	$288K

Holdings After Transaction: Employee Stock Option (Right to Buy) — 61,534 contracts (Direct); Common Stock — 217,767 shares (Direct)

Footnotes (9)

F1. These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 10, 2025.
F2. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $140.00 to $140.98, 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.
F3. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $141.13 to $142.09, 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.
F4. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.00 to $138.99, 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.
F5. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $139.02 to $139.28, 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.
F6. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.05 to $137.63, 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.
F7. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.10 to $138.97, 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.
F8. This option is fully vested.
F9. Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

FAQ

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What did Entegris (ENTG) Executive Chair Bertrand Loy report in this Form 4?

Bertrand Loy reported exercising 9,838 stock options and selling 109,838 Entegris common shares in open-market transactions. The activity reflects both acquiring shares through an option exercise and subsequent sales under a pre-established Rule 10b5-1 trading plan.

How many Entegris (ENTG) shares did Bertrand Loy sell and at what prices?

Bertrand Loy sold 109,838 Entegris common shares in multiple open-market trades. Weighted average prices disclosed range roughly from $137 to $142 per share, with detailed price ranges for each trade available through the weighted average footnote disclosures.

Did Bertrand Loy exercise Entegris (ENTG) stock options in this filing?

Yes. He exercised 9,838 Employee Stock Options, converting them into an equal number of common shares at an exercise price of $98.11 per share. The option was fully vested and granted under the Entegris, Inc. 2020 Stock Plan.

Was Bertrand Loy’s Entegris (ENTG) stock sale under a Rule 10b5-1 plan?

Yes. The filing states the shares were sold under a Rule 10b5-1 Trading Plan established on February 10, 2025. Such plans pre-schedule trades, allowing insiders to sell shares according to predetermined instructions over time.

How many Entegris (ENTG) shares does Bertrand Loy own after these transactions?

After the reported transactions, Bertrand Loy directly holds 217,767 Entegris common shares. He also holds 61,534 stock options following the option exercise described, reflecting his remaining derivative equity awards linked to Entegris stock.

What role does Bertrand Loy hold at Entegris (ENTG)?

Bertrand Loy is identified in the filing as Executive Chair and a director of Entegris Inc. His position and insider status require him to report equity transactions in company securities to the Securities and Exchange Commission on Form 4.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/26/2026 - 12:59 PM

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

LOY BERTRAND

(Last)

(First)

(Middle)

C/O ENTEGRIS, INC.

129 CONCORD ROAD

(Street)

BILLERICA

01821

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
ENTEGRIS INC [ ENTG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Executive Chair

3. Date of Earliest Transaction (Month/Day/Year)
02/24/2026

4. If Amendment, Date of 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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/24/2026		M		9,838	A	$98.11	327,605	D
Common Stock	02/24/2026		S		6,955⁽¹⁾	D	$140.49⁽²⁾	320,650	D
Common Stock	02/24/2026		S		2,783⁽¹⁾	D	$141.45⁽³⁾	317,867	D
Common Stock	02/24/2026		S		100⁽¹⁾	D	$142.19	317,767	D
Common Stock	02/24/2026		S		47,611	D	$138.57⁽⁴⁾	270,156	D
Common Stock	02/24/2026		S		2,067	D	$139.14⁽⁵⁾	268,089	D
Common Stock	02/25/2026		S		46,522	D	$137.32⁽⁶⁾	221,567	D
Common Stock	02/25/2026		S		3,800	D	$138.57⁽⁷⁾	217,767	D

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option (Right to Buy)	$98.11	02/24/2026		M			9,838	⁽⁸⁾	02/19/2028	Common Stock	9,838	⁽⁹⁾	61,534	D

Explanation of Responses:

1. These shares were sold pursuant to a Rule 10b5-1 Trading Plan established by the Reporting Person on February 10, 2025.

2. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $140.00 to $140.98, 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.

3. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $141.13 to $142.09, 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.

4. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.00 to $138.99, 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.

5. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $139.02 to $139.28, 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.

6. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $137.05 to $137.63, 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.

7. The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $138.10 to $138.97, 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.

8. This option is fully vested.

9. Awarded pursuant to the Entegris, Inc. 2020 Stock Plan in consideration of services as an employee.

Remarks:

	/s/ Joseph Colella, Attorney-In-Fact for Bertrand Loy	02/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR