Datadog's Olivier Pomel plans $19M stock sale

Rhea-AI Filing Summary

Datadog, Inc. (DDOG) received a Rule 144 notice that Olivier Pomel plans to sell 89,497 shares of Class A common stock, with an indicated aggregate value of about $19.1 million, through Morgan Stanley Smith Barney LLC, with an expected sale date of September 8, 2026.

The shares to be sold were acquired primarily through stock option exercises and RSU/PSU awards registered on Form S-8, and follow a series of recent sales under a 10b5-1 sales plan over the prior three months.

Key Figures

Planned shares to be sold: 89,497 shares Aggregate market value of planned sale: $19,056,596.21 Shares outstanding: 334,904,614 shares +4 more

7 metrics

Planned shares to be sold 89,497 shares Class A common stock covered by the Rule 144 notice

Aggregate market value of planned sale $19,056,596.21 Estimated value of 89,497 shares as of September 8, 2026

Shares outstanding 334,904,614 shares Datadog Class A common stock outstanding as of September 8, 2026

Past sale on September 2, 2026 26,331 shares for $5,605,977.86 Sale of Class A common stock by Olivier Pomel

Past sale on August 5, 2026 84,698 shares for $24,283,460.25 Two Class A common stock sales under a 10b5-1 plan

Past sale on August 19, 2026 47,054 shares for $11,080,548.83 Class A common stock sale under a 10b5-1 plan

Past sale on July 23, 2026 47,054 shares for $11,518,400.42 Class A common stock sale under a 10b5-1 plan

Key Terms

Rule 144, 10b5-1 Sales Plan, Form S-8, RSU/PSU, +1 more

5 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

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.

10b5-1 Sales Plan regulatory

"10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor"

A 10b5-1 sales plan is a written, prearranged schedule that company insiders use to buy or sell their employer’s stock under a U.S. securities rule, so trades occur automatically at set times or prices regardless of later private information. It matters to investors because it reduces the risk of insider-trading accusations and signals that certain insider trades were planned ahead—like putting transactions on autopilot—while still affecting share supply and market confidence.

Form S-8 regulatory

"Securities to be sold, acquired through RSU/PSU or upon option exercise, were registered on Form S-8."

A Form S-8 is a U.S. Securities and Exchange Commission registration that lets a public company set aside shares for employee benefit plans and stock-based compensation. Think of it as opening a dedicated account that authorizes the company to issue or reserve stock for workers and directors; it matters to investors because it enables share dilution when those awards are granted or exercised and signals how management is compensated and incentivized.

RSU/PSU financial

"Securities to be sold, acquired through RSU/PSU or upon option exercise"

Exercise of Stock Options financial

"Class A Common | 09/08/2026 | Exercise of Stock Options | Issuer"

FAQ

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

What does the Form 144 filing for Datadog (DDOG) disclose?

The notice states that Olivier Pomel plans to sell 89,497 shares of Datadog Class A common stock under Rule 144, with an indicated total value of about $19.1 million, using Morgan Stanley Smith Barney LLC as broker on September 8, 2026.

How many Datadog (DDOG) shares is Olivier Pomel planning to sell and how were they acquired?

He plans to sell 89,497 Class A shares. The filing explains these securities were acquired through the exercise of stock options and RSU/PSU awards between December 4, 2023 and March 7, 2025, all of which were registered on Form S-8.

What recent Datadog (DDOG) share sales by Olivier Pomel are reported in the past three months?

Reported past three-month sales include 26,331 shares on September 2, 2026 for $5.61 million, plus earlier sales such as 84,698 shares on August 5, 2026 for $24.28 million, all under a 10b5-1 sales plan.

What is the value of the planned Datadog (DDOG) stock sale under this Form 144?

The Form 144 lists an aggregate market value of approximately $19,056,596.21 for the planned sale of 89,497 Datadog Class A shares, based on the market price information included in the filing for the expected sale date.

What does the Form 144 say about how the Datadog (DDOG) shares will be sold?

The planned sale involves Class A common stock of Datadog to be sold through Morgan Stanley Smith Barney LLC, with the shares originating from stock option exercises and previously exercised options, and sales designated as cash transactions.

What is noted about Datadog (DDOG) shares outstanding in this Form 144?

The filing lists 334,904,614 shares of Datadog Class A common stock as outstanding as of September 8, 2026; this figure provides context and is separate from the 89,497 shares covered by the planned Rule 144 sale.

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

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Available on EDGAR 09/08/2026 - 04:30 PM EDT Accepted by SEC EDGAR 09/08/2026 - 04:29 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	0001783990
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	OLIVIER POMEL
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	89497	19056596.21	334904614	09/08/2026	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	09/08/2026	Exercise of Stock Options	Issuer			42443	09/08/2026	Cash
Class A Common	12/04/2023	Previously Exercised Stock Options	Issuer			47054	12/04/2023	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
OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	09/02/2026	26331	5605977.86
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/19/2026	47054	11080548.83
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/05/2026	42443	12168675.49
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	08/05/2026	84698	24283460.25
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/23/2026	47054	11518400.42
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/13/2026	42443	10992596.94
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	07/13/2026	84698	21936522.51
10b5-1 Sales Plan for OLIVIER POMEL 620 8th Avenue, 45th Floor New York NY 10018	Class A Common	06/16/2026	84698	19675497.86

144: Remarks and Signature

Remarks	The securities to be sold were acquired upon the previous exercise of options during the period of 12/04/2023 through 03/07/2025. Securities to be sold, acquired through RSU/PSU or upon option exercise, were registered on Form S-8.
Date of Notice	09/08/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/15/2025
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/ Olivier Pomel
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)