Datadog officer awarded 38,814 restricted shares

Datadog, Inc.’s Chief People Officer David Galloreese reported an equity award under the company’s incentive plan.

Rhea-AI Filing Summary

Datadog, Inc.’s Chief People Officer David Galloreese reported an equity award under the company’s incentive plan. On February 5, 2026, he acquired 38,814 shares of Class A common stock at $0 per share, representing performance-based restricted stock units that were earned.

The earned PSUs will vest over time, with 1/4 of the shares scheduled to vest on March 1, 2026 and the remaining shares vesting in 1/12 increments each June 1, September 1, December 1 and March 1 thereafter, subject to continued service. After this transaction, he directly owned 116,240 Class A shares.

Insider Trade Summary

Grant/Award: 38,814 shares

Grant/Award 1 txn

Insider Galloreese David

Role Chief People Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	38,814	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 116,240 shares (Direct)

Footnotes (1)

1. F1. On April 1, 2025, the Reporting Person was granted restricted stock units, the vesting of which was subject to both performance-based and service-based criteria ("PSUs"). The number of shares reported represents the number of PSUs that were earned as a result of the achievement of such performance criteria. Such earned PSUs will vest as to service as to 1/4 of the shares on March 1, 2026 and 1/12 of the remaining shares on each June 1, September 1, December 1 and March 1 thereafter, subject in each case to the Reporting Person remaining in Continuous Service (as defined in the Issuer's 2019 Equity Incentive Plan) of the Issuer as of each such date.

FAQ

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

What insider transaction did Datadog (DDOG) report for David Galloreese?

Datadog reported that Chief People Officer David Galloreese acquired 38,814 Class A shares at $0 per share. These shares represent performance-based restricted stock units that were earned under Datadog’s 2019 Equity Incentive Plan and are subject to a multi-year service-based vesting schedule.

How many Datadog (DDOG) shares does David Galloreese own after this Form 4?

Following the reported transaction, David Galloreese directly owned 116,240 shares of Datadog Class A common stock. This figure reflects the addition of 38,814 earned performance-based restricted stock units that converted into shares, subject to ongoing service-based vesting conditions over several future vesting dates.

What vesting schedule applies to David Galloreese’s Datadog PSUs reported in this Form 4?

The earned PSUs vest 1/4 on March 1, 2026, with the remaining shares vesting in 1/12 increments on each June 1, September 1, December 1 and March 1 thereafter. Vesting requires David Galloreese to remain in continuous service with Datadog on each vesting date.

What triggered the 38,814 Datadog PSUs earned by David Galloreese?

The 38,814 units stem from PSUs granted on April 1, 2025, whose vesting depended on both performance-based and service-based criteria. The reported amount represents the portion earned after meeting the specified performance conditions, with remaining vesting tied to ongoing employment at Datadog over time.

What role does David Galloreese hold at Datadog (DDOG) in this Form 4?

In this Form 4, David Galloreese is identified as Datadog’s Chief People Officer. He is reported as an officer but not a director or 10% owner. The filing reflects equity compensation connected to his executive role under Datadog’s 2019 Equity Incentive Plan.

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

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Accepted by SEC EDGAR 02/09/2026 - 05:21 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^*

Galloreese David

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

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	02/05/2026		A		38,814(1)	A	$0	116,240	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. On April 1, 2025, the Reporting Person was granted restricted stock units, the vesting of which was subject to both performance-based and service-based criteria ("PSUs"). The number of shares reported represents the number of PSUs that were earned as a result of the achievement of such performance criteria. Such earned PSUs will vest as to service as to 1/4 of the shares on March 1, 2026 and 1/12 of the remaining shares on each June 1, September 1, December 1 and March 1 thereafter, subject in each case to the Reporting Person remaining in Continuous Service (as defined in the Issuer's 2019 Equity Incentive Plan) of the Issuer as of each such date.

Remarks:

	/s/ Kerry Acocella, Attorney-in-Fact	02/09/2026
	** 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.