Datadog director awarded 5,151 restricted shares

Phillips Dominic reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Phillips Dominic reported acquisition or exercise transactions in this Form 4 filing.

Datadog, Inc. director Dominic Phillips reported receiving a grant of 5,151 shares of Class A common stock in the form of Restricted Stock Units under the non-employee director compensation policy. These RSUs vest in three equal annual installments starting on February 26, 2027, contingent on his continued service.

Insider Trade Summary

Grant/Award: 5,151 shares

Grant/Award 1 txn

Insider Phillips Dominic

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	5,151	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 5,151 shares (Direct)

Footnotes (1)

1. F1. Represents the number of shares underlying Restricted Stock Units ("RSUs") granted pursuant to the Issuer's non-employee director compensation policy. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock. The RSUs vest in three successive equal annual installments over a three-year period commencing on February 26, 2027, in each case, subject to the Reporting Person's continuous service to the Issuer through the vesting date.

FAQ

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

What insider transaction did Datadog (DDOG) report for Dominic Phillips?

Datadog reported that director Dominic Phillips acquired 5,151 shares of Class A common stock through a Restricted Stock Unit grant. The award was made under the non-employee director compensation policy and reflects equity-based compensation rather than an open-market stock purchase.

How many Datadog (DDOG) shares were granted to Dominic Phillips in this Form 4?

Dominic Phillips was granted 5,151 Restricted Stock Units, each representing one share of Datadog’s Class A common stock. This entire amount was reported as an acquisition, increasing his directly held beneficial ownership by the same number of shares, subject to future vesting conditions.

What are the vesting terms of Dominic Phillips’ Datadog (DDOG) RSU grant?

The 5,151 RSUs granted to Dominic Phillips vest in three equal annual installments over three years. Vesting begins on February 26, 2027, and each installment requires his continuous service with Datadog through the applicable vesting date before shares are delivered.

Was Dominic Phillips’ Datadog (DDOG) RSU grant an open-market stock purchase?

No, the transaction was a grant of 5,151 Restricted Stock Units under Datadog’s non-employee director compensation policy. The Form 4 identifies the code as a grant or award acquisition, not a market trade, and the price per share is reported as zero dollars.

What does each RSU in Dominic Phillips’ Datadog (DDOG) grant represent?

Each Restricted Stock Unit granted to Dominic Phillips represents a contingent right to receive one share of Datadog’s Class A common stock. The shares are only delivered as the RSUs vest over time, and vesting depends on his continued service to the company.

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

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Accepted by SEC EDGAR 03/02/2026 - 04:41 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

Phillips Dominic

(Last) (First) (Middle)

C/O DATADOG, INC.

620 8TH AVENUE, 45TH FLOOR

(Street)

NEW YORK NY 10018

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Datadog, Inc. [ DDOG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/26/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	02/26/2026		A		5,151(1)	A	$0	5,151	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the number of shares underlying Restricted Stock Units ("RSUs") granted pursuant to the Issuer's non-employee director compensation policy. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock. The RSUs vest in three successive equal annual installments over a three-year period commencing on February 26, 2027, in each case, subject to the Reporting Person's continuous service to the Issuer through the vesting date.

Remarks:

	/s/ Kerry Acocella, Attorney-in-Fact	03/02/2026
	** Signature of Reporting Person	Date
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.