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  4. [Form 4] Datadog, Inc. Insider Trading Activity

Datadog CEO sells 26,331 shares for taxes

Datadog’s CEO sold shares in a mandatory transaction to cover tax withholding from vested equity awards, retaining a substantial direct stake.

Filing Impact
(Very High)
Filing Sentiment
(Very Negative)
Form Type
4

Rhea-AI Filing Summary

Datadog, Inc. (DDOG) reported that Chief Executive Officer and director Olivier Pomel sold 26,331 shares of Class A Common Stock on September 2, 2026. The company required this sale solely to cover tax withholding and related brokerage fees from vested restricted stock units and performance-based restricted stock units. After the transaction, Pomel directly held 586,416 shares of Class A Common Stock, and no Rule 10b5-1 trading plan is reported.

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Insights

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Insider Pomel Olivier
Role Chief Executive Officer
Sold 26,331 shs ($5.61M)
Type Security Shares Price Value
Sale Class A Common Stock F1, F2 26,331 $212.9041 $5.61M
Holdings After Transaction: Class A Common Stock — 586,416 shares (Direct)
Footnotes (2)
  1. F1. The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees.
  2. F2. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $210.12 to $213.01. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.
Shares sold 26,331 shares Class A Common Stock sold on September 2, 2026
Weighted-average sales price $212.90 per share Weighted-average price for the September 2, 2026 sale
Post-transaction holdings 586,416 shares Class A Common Stock directly held by CEO after the sale
Price range of trades $210.12–$213.01 per share Range of prices at which shares were sold within the reported transaction
Net buy/sell shares in filing 26,331 net shares sold Single reported transaction in this Form 4
weighted-average sales price financial
"Price reported is a weighted-average sales price."
restricted stock units financial
"tax withholding obligations realized upon the vesting of restricted stock units"
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-based restricted stock units financial
"vesting of restricted stock units and performance-based restricted stock units"
Performance-based restricted stock units are a type of employee equity award that converts into company shares only if predefined financial or operational targets are met over a set period. Think of it like a bonus check that becomes stock only when specific goals are hit; it ties pay to results, aligning managers’ incentives with shareholders. Investors care because these awards affect future share count, executive incentives, and signal how management’s success will be measured and rewarded.
tax withholding obligations financial
"necessary to cover applicable tax withholding obligations realized upon the vesting"

FAQ

What insider transaction did Datadog (DDOG) disclose for CEO Olivier Pomel?
Datadog disclosed that CEO Olivier Pomel sold 26,331 shares of Class A Common Stock on September 2, 2026, in a transaction required to cover tax withholding and related brokerage fees from vested equity awards.

At what price did the Datadog (DDOG) CEO’s Form 4 sale occur?
The Form 4 reports a weighted-average sales price of $212.90 per share. A footnote states the shares were sold in multiple trades at prices ranging from $210.12 to $213.01, and detailed trade data is available on request.

How many Datadog (DDOG) shares does CEO Olivier Pomel hold after this transaction?
After the September 2, 2026 sale, CEO Olivier Pomel directly holds 586,416 shares of Datadog Class A Common Stock, as reported in the Form 4 filing.

Why did the Datadog (DDOG) CEO sell 26,331 shares according to the Form 4?
A footnote explains the issuer required the CEO to sell only the number of shares necessary to cover applicable tax withholding obligations from vesting restricted stock units and performance-based restricted stock units, plus related brokerage commission fees.

Was the Datadog (DDOG) CEO’s September 2026 sale under a Rule 10b5-1 trading plan?
No. The filing’s Rule 10b5-1 checkbox is not marked as an affirmative plan, and no footnote states the sale was made pursuant to a Rule 10b5-1 trading plan.

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

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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Pomel Olivier
(Last)(First)(Middle)
C/O DATADOG, INC.
620 8TH AVENUE, 45TH FLOOR
(Street)
NEW YORK NEW YORK 10018
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Datadog, Inc. [ DDOG ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
Chief Executive Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/02/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Class A Common Stock09/02/2026S(1)26,331D$212.9041(2)586,416D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units and performance-based restricted stock units, as well as any related brokerage commission fees.
2. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $210.12 to $213.01. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.
Remarks:
/s/ Kerry Acocella, Attorney-in-Fact09/04/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR