DDOG Form 144: Proposed sale of 33,669 Class A shares

DDOG submitted a Form 144 notice proposing the sale of 33,669 shares of Class A common stock.

Rhea-AI Filing Summary

DDOG submitted a Form 144 notice proposing the sale of 33,669 shares of Class A common stock.

The filing lists 33,669 shares tied to restricted stock units and performance stock units vesting on 03/01/2026 as issuer compensation. It also discloses recent disposition activity by Adam Blitzer: 8,023 shares sold on 12/03/2025 for $1,240,412.76 and 8,508 shares sold on 12/02/2025 for $1,349,356.04.

FAQ

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

What does DDOG's Form 144 disclose about planned sales?

The Form 144 discloses a proposed sale of 33,669 Class A shares. The notice ties these shares to restricted stock units and performance stock units vesting on 03/01/2026 and lists the sale as issuer compensation.

Which insider sales in the past three months are shown for DDOG?

The filing records two dispositions by Adam Blitzer: 8,023 shares sold on 12/03/2025 for $1,240,412.76 and 8,508 shares sold on 12/02/2025 for $1,349,356.04.

Are the proposed shares related to compensation at DDOG?

Yes. The Form 144 links the 33,669 shares to restricted stock units and performance stock units vesting as compensation on 03/01/2026, indicating the source of the shares is plan vesting.

Where is DDOG's proposed sale listed and what exchange is noted?

The notice identifies the security as Class A Common Stock and references trading on NASDAQ. The filing includes the vesting date 03/01/2026 associated with the shares being offered.

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

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Accepted by SEC EDGAR 03/02/2026 - 04:48 PM EST 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	0001861590
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	Datadog, Inc.
SEC File Number	001-39051
Address of Issuer	620 8th Avenue, 45th Floor New York NEW YORK 10018
Phone	866-329-4466
Name of Person for Whose Account the Securities are To Be Sold	Adam Blitzer
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
Class A Common Stock	Morgan Stanley Smith Barney LLC Executive Services 200 W Civic Center Dr - 4th Floor Sandy UT 84070	33669	3838266	328274648	03/02/2026	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 *
Class A Common Stock	03/01/2026	Restricted Stock Units and Performance Stock Units vesting	Issuer			33669	03/01/2026	Compensation

* 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
Adam Blitzer 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	12/03/2025	8023	1240412.76
Adam Blitzer 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	12/02/2025	8508	1349356.04

144: Remarks and Signature

Remarks	Securities to be sold were registered on Form S-8
Date of Notice	03/02/2026
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/ Adam Blitzer
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)