Alexis LeQuoc files Form 144 for Class A share sales

Alexis T. LeQuoc reported proposed sales of Class A Common shares via Form 144, listing multiple 10b5-1 disposals on specific dates.

Rhea-AI Filing Summary

Alexis T. LeQuoc reported proposed sales of Class A Common shares via Form 144, listing multiple 10b5-1 disposals on specific dates. The filing shows individual sale entries including 02/11/2026 (32,418 shares, $4,110,310.64 and 10,688 shares, $1,355,142.21) and earlier 10b5-1 sales in 2025 and 2026

The notice lists several trade dates and per-trade share counts with dollar amounts; these are proposed dispositions under Rule 144 delivered as required.

Insights

Insider Transactions Specialist

Form 144 lists multiple 10b5-1 sales by Alexis T. LeQuoc, showing per-trade shares and proceeds.

Alexis T. LeQuoc provided sale notices for Class A Common shares with specific trade dates such as 02/11/2026 and entries showing $4,110,310.64 and $1,355,142.21. Each line ties a share count to gross proceeds.

These entries are routine Rule 144/10b5-1 disclosures. Cash-flow treatment and whether sales were executed under a trading plan are described by the listed dates and amounts; subsequent filings would show final execution details.

FAQ

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

What did the DDOG Form 144 filed by Alexis T. LeQuoc disclose?

The filing disclosed proposed sales of Class A Common shares under Rule 144 with multiple 10b5-1 trade entries. It lists specific trade dates, share counts, and gross proceeds such as 32,418 shares for $4,110,310.64 on 02/11/2026.

How many shares and proceeds are shown for the 02/11/2026 entries in the DDOG filing?

The excerpt shows two 02/11/2026 entries: 32,418 shares with gross proceeds of $4,110,310.64 and 10,688 shares with gross proceeds of $1,355,142.21. Each entry links a share count to a dollar amount on that date.

Do these Form 144 entries confirm the sales were completed for DDOG?

These entries are notices of proposed dispositions under Rule 144 and list dates and amounts tied to 10b5-1 plans. The filing shows proposed sale details; confirmation of execution or net proceeds would appear in subsequent transaction filings or broker reports.

Are the 2025 entries included in the DDOG Form 144 significant?

The filing includes multiple 2025 10b5-1 sale entries with share counts and dollar amounts (for example, 43,224 shares for $6,656,349.04 on 12/08/2025). They are routine disclosure of prior plan-based disposals by the reporting person.

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

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Accepted by SEC EDGAR 02/23/2026 - 04:28 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	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 YORK 10018
Phone	8663294466
Name of Person for Whose Account the Securities are To Be Sold	ALEXIS T LEQUOC
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	Director
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	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	21612	2499643.92	328274648	02/23/2026	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	12/06/2023	Previously Exercised Stock Options	Issuer			21612	12/06/2023	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
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	02/11/2026	32418	4110310.64
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	02/11/2026	10688	1355142.21
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	01/28/2026	32418	4570510.08
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	01/05/2026	32418	4341580.65
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	01/05/2026	10688	1431454.53
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	12/29/2025	32418	4468786.72
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	12/08/2025	43224	6656349.04
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	12/08/2025	10688	1648854.86
ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	12/02/2025	13765	2183108.35
10b5-1 Sales for ALEXIS T LEQUOC 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	11/24/2025	43224	6850774.91

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon previously exercised options from 12/06/2023 through 10/14/2024. Securities to be sold, acquired through RSU/PSU or upon option exercise, were registered on Form S-8.
Date of Notice	02/23/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/13/2025
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 T. Le-Quoc
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)