Datadog (DDOG) director Dominic Phillips reports initial Form 3 holdings

Rhea-AI Filing Summary

Datadog, Inc. filed an initial insider ownership report for board member Dominic Phillips. This Form 3 shows his status as a director of the company and reports beneficial ownership of 0 shares of Datadog Class A common stock held directly after the reported date.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Phillips Dominic

Role Director

Type	Security	Shares	Price	Value
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 0 shares (Direct)

Footnotes (1)

Understanding Insider Trading Forms →

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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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. Date of Event Requiring Statement (Month/Day/Year)
02/26/2026

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

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

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

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Common Stock	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

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 5 (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.

FAQ

What does the Datadog (DDOG) Form 3 filing for Dominic Phillips show?

The Form 3 for Dominic Phillips reports his initial insider holdings at Datadog. It identifies him as a director and shows he beneficially owns 0 shares of Datadog Class A common stock directly as of the reported date.

Is Dominic Phillips a director of Datadog (DDOG) according to this Form 3?

Yes, the filing identifies Dominic Phillips as a director of Datadog, Inc. This Form 3 serves as his initial statement of beneficial ownership in the company’s Class A common stock at the time of reporting.

How many Datadog (DDOG) shares does Dominic Phillips report owning on this Form 3?

Dominic Phillips reports owning 0 shares of Datadog Class A common stock directly. The Form 3 reflects his beneficial ownership position at the time he became a reporting insider under SEC requirements.

Does the Datadog (DDOG) Form 3 indicate any recent stock transactions by Dominic Phillips?

No specific buy or sell transaction is detailed in this Form 3. The transaction information is categorized as a holding entry with an unknown code, and it simply establishes that he holds 0 shares as a reporting insider.

Why did Dominic Phillips file a Form 3 for Datadog (DDOG)?

Form 3 is required when someone becomes an insider, such as a director, at a public company. Dominic Phillips filed this to disclose his initial beneficial ownership in Datadog, which the filing shows as 0 shares of Class A common stock.