Datadog (DDOG) Chief Product Officer earns 77,630 performance RSUs

Rhea-AI Filing Summary

Datadog, Inc.’s Chief Product Officer, Li Yanbing, reported the acquisition of 77,630 shares of Class A common stock at $0 per share on February 5, 2026. These shares represent performance-based restricted stock units (PSUs) that were earned after meeting specified performance goals from a grant made on April 1, 2025.

The earned PSUs will vest over time if Li Yanbing remains in continuous service: one-quarter of the shares vest on March 1, 2026, and one-twelfth of the remaining shares vest on each June 1, September 1, December 1 and March 1 thereafter. Following this transaction, Li Yanbing beneficially owns 277,024 shares of Datadog Class A common stock directly.

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
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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^*

Li Yanbing

(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 Product 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		77,630(1)	A	$0	277,024	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.

FAQ

What insider transaction did Datadog (DDOG) report for Li Yanbing?

Datadog reported that Chief Product Officer Li Yanbing acquired 77,630 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 from an April 1, 2025 grant.

How many Datadog shares does Li Yanbing own after this Form 4 filing?

After the reported transaction, Li Yanbing beneficially owns 277,024 shares of Datadog Class A common stock directly. This total includes the 77,630 shares acquired through earned performance-based restricted stock units reported in the February 5, 2026 transaction.

What are the vesting terms for Li Yanbing’s 77,630 Datadog PSUs?

The 77,630 earned PSUs will vest over time if service continues. One-quarter vest on March 1, 2026, and one-twelfth of the remaining shares vest on each June 1, September 1, December 1 and March 1 thereafter, subject to continuous service conditions.

When were the Datadog PSUs granted to Li Yanbing that appear in this Form 4?

The performance-based restricted stock units were originally granted on April 1, 2025. Vesting depended on both performance and service criteria, and the 77,630 shares reported on the Form 4 reflect units earned after achievement of the specified performance goals.

What role does Li Yanbing hold at Datadog according to this Form 4?

Li Yanbing is identified as an officer of Datadog, serving as Chief Product Officer. The Form 4 indicates this role in the relationship section, confirming executive status and explaining why these equity-based awards are reported as insider transactions.

Is Li Yanbing’s ownership in Datadog held directly or indirectly?

The Form 4 indicates that Li Yanbing’s 277,024 shares of Datadog Class A common stock are held directly. The ownership form column lists the position as “D” for direct, and no indirect ownership entities are specified in the filing excerpt.