ENTG files Form 144 to sell 2,000 shares

ENTG reports a proposed sale of 2,000 shares of Common Stock through Fidelity Brokerage Services on 05/14/2026.

Rhea-AI Filing Summary

ENTG reports a proposed sale of 2,000 shares of Common Stock through Fidelity Brokerage Services on 05/14/2026.

The filing lists prior dispositions by Olivier Blachier: 1,664 shares sold on 02/20/2026 for $218,799.36 and 275 shares sold on 04/07/2026 for $31,781.75. The listed grant date for the option is 01/31/2023.

Insights

Securities Counsel

Routine Form 144 notice of proposed resale activity; past sales disclosed.

The filing provides a standard resale notice for 2,000 shares to be sold via Fidelity on 05/14/2026, and documents prior open-market dispositions by Olivier Blachier on 02/20/2026 and 04/07/2026.

Regulatory relevance is procedural: subsequent Form 4 or transaction reports may show final trade execution. Cash‑flow treatment and purchaser details are not disclosed in the excerpt.

Key Figures

Proposed resale: 2,000 shares Prior sale 1: 1,664 shares Prior sale 2: 275 shares

3 metrics

Proposed resale 2,000 shares scheduled via Fidelity on 05/14/2026

Prior sale 1 1,664 shares sold on 02/20/2026 for $218,799.36

Prior sale 2 275 shares sold on 04/07/2026 for $31,781.75

Key Terms

Form 144, Option Granted, Issuer

3 terms

Form 144 regulatory

"Securities To Be Sold and Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Option Granted financial

"Option Granted - 01/31/2023"

Issuer regulatory

"Option Granted - 01/31/2023 | Issuer"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does ENTG's Form 144 indicate about the planned sale?

It indicates a proposed resale of 2,000 shares scheduled via Fidelity on 05/14/2026. The form notifies regulators of an intended sale and lists related prior disposals by the reporting person.

Who reported recent share sales in the filing for ENTG?

The filing shows recent sales by Olivier Blachier: 1,664 shares on 02/20/2026 and 275 shares on 04/07/2026. Each sale includes the dollar amounts as reported.

What proceeds were reported for the prior sales in ENTG's filing?

The reported proceeds were $218,799.36 for 1,664 shares on 02/20/2026 and $31,781.75 for 275 shares on 04/07/2026. These figures appear in the sale-history section.

Does the Form 144 disclose the option grant related to the shares?

Yes; the excerpt lists an option granted with a grant date of 01/31/2023 tied to the shares proposed for resale on 05/14/2026. Further terms are not included in the excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/14/2026 - 11:39 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001891661
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ENTEGRIS INC
SEC File Number	001-32598
Address of Issuer	129 CONCORD ROAD BILLERICA MASSACHUSETTS 01821
Phone	9784366500
Name of Person for Whose Account the Securities are To Be Sold	Blachier Olivier
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	2000	280088.01	152500000	05/14/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/14/2026	Option Granted - 01/31/2023	Issuer			2000	05/14/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Olivier Blachier 129 Concord Road Billerica MA 01821	Common	02/20/2026	1664	218799.36
Olivier Blachier 129 Concord Road Billerica MA 01821	Common	04/07/2026	275	31781.75

144: Remarks and Signature

Remarks
Date of Notice	05/14/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Olivier Blachier
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)