Datadog insider sales reported in Form 144

Datadog, Inc. notice of proposed sales of Class A Common Stock via broker Morgan Stanley Smith Barney LLC, tied to vesting of Restricted Stock Units and Performance Stock Units on 06/01/2026.

Rhea-AI Filing Summary

Datadog, Inc. notice of proposed sales of Class A Common Stock via broker Morgan Stanley Smith Barney LLC, tied to vesting of Restricted Stock Units and Performance Stock Units on 06/01/2026. The filing lists multiple prior sales by Alexis Le-Quoc between 03/02/2026 and 05/18/2026, including share counts and dollar amounts reported for each trade.

Insights

Securities Compliance Analyst

Form 144 lists proposed/reserved brokered sales following RSU/PSU vesting.

The filing shows broker identification and that securities relate to Restricted Stock Units and Performance Stock Units vesting on 06/01/2026. Multiple executed sales by Alexis Le-Quoc are itemized with dates, share counts, and gross proceeds.

Cash‑flow treatment and any sale limitations are not specified in the excerpt; subsequent SEC submissions or broker statements would show final settlement details.

Insider Transactions Specialist

Scheduled compensation vesting appears linked to the transactions shown.

The entry for 06/01/2026 ties the securities to compensation vesting events (RSUs and PSUs). The excerpt enumerates executed dispositions from 03/02/2026 through 05/18/2026 with exact share counts and dollar figures for each sale.

Holder identity is explicit (Alexis Le-Quoc); whether these sales were pursuant to a trading plan or were brokered orders is not stated in the provided text.

Key Figures

Sale on 05/18/2026: 43,224 shares Sale on 05/04/2026: 43,106 shares Sale on 03/10/2026: 53,912 shares +2 more

5 metrics

Sale on 05/18/2026 43,224 shares gross proceeds $8,992,459.28

Sale on 05/04/2026 43,106 shares gross proceeds $6,247,532.88

Sale on 03/10/2026 53,912 shares gross proceeds $6,765,670.26

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

Sale on 03/02/2026 53,541 shares gross proceeds $5,918,202.62

Key Terms

Restricted Stock Units, Performance Stock Units, Form 144

3 terms

Restricted Stock Units financial

"Restricted Stock Units and Performance Stock Units vesting"

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"

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.

Form 144 regulatory

"Filer Information | 144: Filer Information"

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.

FAQ

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

What does the DDOG Form 144 show about recent insider sales?

The filing lists multiple sales by Alexis Le-Quoc from 03/02/2026 to 05/18/2026, with share counts and gross proceeds reported for each trade. It ties new securities to RSU and PSU vesting on 06/01/2026.

How many shares and proceeds are reported for the 05/18/2026 sale in the DDOG filing?

The 05/18/2026 entry shows 43,224 shares with gross proceeds of $8,992,459.28. The filing presents this as one of several dated transactions by the same reporting person, listed with exact amounts.

Are the securities in the DDOG entry related to compensation vesting?

Yes. The excerpt states the securities tied to the broker entry relate to Restricted Stock Units and Performance Stock Units vesting on 06/01/2026, and the filer type is listed as Issuer under the compensation line.

Which broker is identified for the DDOG proposed sales?

The filing identifies Morgan Stanley Smith Barney LLC Executive Services at a Sandy, UT address as the broker associated with the listed Class A Common Stock transactions in the excerpt.

Does the Form 144 excerpt state whether the sales were under a trading plan?

The provided excerpt does not state whether the sales were executed under a prearranged trading plan. It lists executed sale dates, share counts, and gross proceeds but contains no language about Rule 10b5-1 or similar arrangements.

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

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Accepted by SEC EDGAR 06/02/2026 - 04:46 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	0001783984
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 JERSEY 10018
Phone	866-329-4466
Name of Person for Whose Account the Securities are To Be Sold	Alexis Le-Quoc
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
Relationship to Issuer	Director

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	21121	4963435	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			21121	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
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	05/18/2026	43224	8992459.28
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	05/05/2026	10806	1620900
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	05/04/2026	43106	6247532.88
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	04/22/2026	43224	5655315.78
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	04/06/2026	32300	3761654.77
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	03/23/2026	32418	4141418.95
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	03/10/2026	53912	6765670.26
Alexis Le-Quoc 620 8th Avenue, 45th floor New York NY 10018	Class A Common Stock	03/02/2026	53541	5918202.62

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/ Alexis Le-Quoc
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)