Datadog (DDOG) General Counsel awarded 61,536 Class A shares

Rhea-AI Filing Summary

Datadog, Inc.’s General Counsel and Secretary Kerry Acocella received 61,536 shares of Class A Common Stock on February 5, 2026 through the earning of performance-based restricted stock units (PSUs) at a price of $0 per share. These PSUs were originally granted on April 1, 2025 and became earned after meeting specified performance criteria. The earned PSUs are now subject to a service-based vesting schedule, with 1/4 of the shares vesting on March 1, 2026 and 1/12 of the remaining shares vesting on each June 1, September 1, December 1 and March 1 thereafter, so long as Acocella remains in continuous service under Datadog’s 2019 Equity Incentive Plan. Following this transaction, Acocella beneficially owns 143,374 Class A shares directly.

Insider Trade Summary

Net Buyer: 61,536 shares

Net Buy 1 txn

Insider Acocella Kerry

Role General Counsel and Secretary

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	61,536	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 143,374 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

What insider transaction did Datadog (DDOG) report for Kerry Acocella?

Datadog reported that General Counsel Kerry Acocella acquired 61,536 shares of Class A Common Stock at $0 per share. These shares represent performance-based restricted stock units that were earned after meeting performance criteria and are now subject to a service-based vesting schedule.

How many Datadog (DDOG) shares does Kerry Acocella own after this Form 4?

After the reported transaction, Kerry Acocella beneficially owns 143,374 shares of Datadog Class A Common Stock directly. This total reflects the addition of 61,536 earned performance-based restricted stock units credited on February 5, 2026 at a price of $0 per share.

What is the vesting schedule for Kerry Acocella’s Datadog (DDOG) PSUs?

The earned PSUs vest 1/4 of the shares on March 1, 2026, then 1/12 of the remaining shares on each June 1, September 1, December 1 and March 1. Vesting requires that Kerry Acocella remain in continuous service with Datadog under its 2019 Equity Incentive Plan.

When were the Datadog (DDOG) PSUs originally granted to Kerry Acocella?

The restricted stock units were originally granted on April 1, 2025 as performance-based and service-based PSUs. The 61,536 shares reported on the Form 4 represent the portion earned based on achievement of performance criteria, which then follow a separate service-based vesting schedule.

What type of security did Kerry Acocella receive in this Datadog (DDOG) Form 4?

Kerry Acocella received Class A Common Stock of Datadog through the earning of performance-based restricted stock units. The Form 4 shows 61,536 shares acquired at $0 per share as non-derivative securities, reflecting the conversion of earned PSUs into common stock.

Is Kerry Acocella considered an officer of Datadog (DDOG) in this filing?

Yes. The Form 4 identifies Kerry Acocella as an officer of Datadog, serving as General Counsel and Secretary. The filing confirms the transaction is reported by one reporting person in this executive role, rather than a joint or group filing with other insiders.

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Form 4 Insider Transactions: What Each Field Means →

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

Acocella Kerry

(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)
	General Counsel and Secretary

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		61,536(1)	A	$0	143,374	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	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.