DDOG Form 144: Insider dispositions of Class A shares

Company notice: an authorized sale of Class A Common Stock was reported under a Form 144 tied to executive compensation vesting.

Rhea-AI Filing Summary

Company notice: an authorized sale of Class A Common Stock was reported under a Form 144 tied to executive compensation vesting. The filing lists scheduled vesting on 06/01/2026 for Restricted Stock Units and Performance Stock Units and two completed dispositions: 33,429 shares and 32,092 shares on 03/02/2026 and 03/03/2026 respectively, with aggregate proceeds shown in the filing.

Insights

Securities Compliance Analyst

Form 144 lists executive-related vesting and recent dispositions by an insider.

The filing records Class A Common Stock tied to Restricted Stock Units and Performance Stock Units vesting on 06/01/2026. Two open-market dispositions are shown on 03/02/2026 and 03/03/2026 with proceeds reported.

Timing and amounts are administrative disclosures; cash‑flow treatment is indicated by the reported proceeds. Subsequent filings may disclose further sales or transfers.

Key Figures

Vesting date: 06/01/2026 Disposition: 33,429 shares Proceeds: $3,695,104.16 +3 more

6 metrics

Vesting date 06/01/2026 Restricted Stock Units and Performance Stock Units vesting

Disposition 33,429 shares Sale on 03/02/2026

Proceeds $3,695,104.16 Gross proceeds for 33,429-share sale on 03/02/2026

Disposition 32,092 shares Sale on 03/03/2026

Proceeds $3,537,902.31 Gross proceeds for 32,092-share sale on 03/03/2026

Securities listed Class A Common Stock Securities to be sold per Form 144

Key Terms

Form 144, Restricted Stock Units, Performance Stock Units

3 terms

Form 144 regulatory

"The filing is identified as a Form 144 notice of proposed sale of 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.

Restricted Stock Units financial

"Restricted Stock Units and Performance Stock Units vesting on 06/01/2026"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Performance Stock Units financial

"Restricted Stock Units and Performance Stock Units vesting on 06/01/2026"

Performance stock units are a type of company award that grants employees shares of stock only if certain performance goals are met. They motivate employees to work toward specific company achievements, aligning their interests with those of shareholders. For investors, they can influence a company's future stock supply and reflect management’s confidence in reaching key targets.

FAQ

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

What does the DDOG Form 144 disclose about the securities to be sold?

The Form 144 discloses Class A Common Stock connected to Restricted Stock Units and Performance Stock Units vesting on 06/01/2026. It lists the securities as issuer compensation-related and subject to the vesting schedule shown in the filing.

How many shares did the insider sell according to the DDOG filing?

The filing shows two completed dispositions: 33,429 shares on 03/02/2026 and 32,092 shares on 03/03/2026. Each sale includes the gross proceeds reported alongside the share counts in the notice.

Are the reported proceeds included in the DDOG Form 144?

Yes. The Form 144 lists gross proceeds for the two reported dispositions: $3,695,104.16 for 33,429 shares and $3,537,902.31 for 32,092 shares, as shown in the filing's sales table.

Does the DDOG filing indicate who is selling the shares?

The filing identifies the selling party by name and address in the sales rows. The securities are tied to executive compensation vesting; the filing shows the address and the insider name associated with the reported dispositions.

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

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Accepted by SEC EDGAR 06/02/2026 - 04:43 PM EDT 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	13777	3237595	330825798	06/02/2026	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	06/01/2026	Restricted Stock Units and Performance Stock Units vesting	Issuer			13777	06/01/2026	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	03/03/2026	32092	3537902.31
Adam Blitzer 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	03/02/2026	33429	3695104.16

144: Remarks and Signature

Remarks	Securities to be sold were registered on Form S-8
Date of Notice	06/02/2026
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)