ENTG Form 144: Insider and Option-Related Sales

ENTG submitted a Form 144 disclosing proposed and recent dispositions of Common Stock by an affiliate and an individual.

Rhea-AI Filing Summary

ENTG submitted a Form 144 disclosing proposed and recent dispositions of Common Stock by an affiliate and an individual. The filing lists proposed sales tied to options granted on 02/02/2021 (3,916 shares) and 01/31/2023 (2,410 shares), with an effective filing date of 05/14/2026.

The filing also reports two sales by Joseph Colella: 1,580 shares sold on 02/20/2026 for $207,754.20 and 1,592 shares sold on 04/07/2026 for $183,987.44.

Insights

Securities Compliance Counsel

Form 144 shows routine Rule 144 dispositions and options-related sales reporting.

The filing lists proposed sales tied to prior option grants (3,916 shares from 02/02/2021 and 2,410 shares from 01/31/2023) with a filing date of 05/14/2026. These entries are typical when holders intend to rely on Rule 144 resale conditions.

Two past transactions by Joseph Colella are disclosed: 1,580 shares on 02/20/2026 for $207,754.20 and 1,592 shares on 04/07/2026 for $183,987.44. Cash‑flow treatment and remaining holdings are not specified in the excerpt.

Key Figures

Filing date: 05/14/2026 Proposed sale (option grant 02/02/2021): 3,916 shares Proposed sale (option grant 01/31/2023): 2,410 shares +3 more

6 metrics

Filing date 05/14/2026 Form 144 effective/filing date

Proposed sale (option grant 02/02/2021) 3,916 shares Options granted 02/02/2021; listed for sale on 05/14/2026

Proposed sale (option grant 01/31/2023) 2,410 shares Options granted 01/31/2023; listed for sale on 05/14/2026

Sale by Joseph Colella 1,580 shares Sold on 02/20/2026 for $207,754.20

Sale by Joseph Colella 1,592 shares Sold on 04/07/2026 for $183,987.44

Aggregate proceeds reported (two sales) $391,741.64 Sum of $207,754.20 and $183,987.44 from the two disclosed sales

Key Terms

Form 144, Options Granted, Rule 144

3 terms

Form 144 regulatory

"listed as the filing type and used to report resale of restricted/controlled securities"

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.

Options Granted financial

"tied to dates <date>02/02/2021</date> and <date>01/31/2023</date> in the securities list"

Rule 144 regulatory

"Form 144 context implying reliance on resale conditions for restricted securities"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

FAQ

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

What does ENTG's Form 144 disclose?

The filing discloses proposed and recent sales of Common Stock, including proposed sales of 3,916 and 2,410 shares tied to option grants and two completed sales by Joseph Colella.

How many shares did Joseph Colella sell and for what amounts?

Joseph Colella sold 1,580 shares on 02/20/2026 for $207,754.20 and 1,592 shares on 04/07/2026 for $183,987.44, as reported.

Are the proposed sales tied to option grants in the Form 144?

Yes. The filing lists proposed sales tied to options granted on 02/02/2021 (3,916 shares) and 01/31/2023 (2,410 shares), filed on 05/14/2026.

Does the Form 144 state who receives the sale proceeds?

The excerpt does not state proceeds recipients explicitly. The filing shows transaction amounts for prior sales but does not allocate cash flows in the visible text.

Does this Form 144 indicate Rule 144 reliance or timing conditions?

The filing is a Rule 144 notice dated 05/14/2026 listing shares and option dates; it does not include additional timing or conditional language in the provided excerpt.

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

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Accepted by SEC EDGAR 05/14/2026 - 01:21 PM 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	0001811061
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	Colella Joseph
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	6326	886718.20	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	Options Granted - 02/02/2021	Issuer			3916	05/14/2026	Cash
Common	05/14/2026	Options Granted - 01/31/2023	Issuer			2410	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
Joseph Colella 129 Concord Road Billerica MA 01821	Common	02/20/2026	1580	207754.20
Joseph Colella 129 Concord Road Billerica MA 01821	Common	04/07/2026	1592	183987.44

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/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph M. Colella
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)