Datadog (DDOG) COO Adam Blitzer earns 130,644 performance-based shares

Rhea-AI Filing Summary

Datadog Chief Operating Officer Adam Blitzer reported an equity award tied to performance goals. On 02/05/2026, he acquired 130,644 shares of Datadog Class A common stock at $0 per share, reflecting performance-based restricted stock units earned from an April 1, 2025 PSU grant. Following this transaction, he beneficially owned 295,841 Class A shares directly. The earned PSUs vest over time, with one quarter of the shares scheduled to vest on March 1, 2026 and the remainder in equal quarterly installments thereafter, subject to continued service under Datadog’s 2019 Equity Incentive Plan.

Insider Trade Summary

Net Buyer: 130,644 shares

Net Buy 1 txn

Insider Blitzer Adam

Role Chief Operating Officer

Type	Security	Shares	Price	Value
Grant/Award	Class A Common Stock	130,644	$0.00	$0.00

Holdings After Transaction: Class A Common Stock — 295,841 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 Adam Blitzer?

Datadog reported that Chief Operating Officer Adam Blitzer acquired 130,644 Class A common shares at $0 per share. These shares relate to performance-based restricted stock units that were earned after meeting specified performance criteria from an April 1, 2025 grant.

How many Datadog (DDOG) shares does Adam Blitzer own after this Form 4?

After the reported transaction, Adam Blitzer beneficially owns 295,841 Datadog Class A common shares directly. This total includes the 130,644 shares underlying performance-based restricted stock units that were earned and reported as acquired on February 5, 2026.

What is the price per share for Adam Blitzer’s Datadog equity award?

The reported acquisition price per share is $0, indicating this was an equity compensation grant, not an open-market purchase. The shares relate to performance-based restricted stock units that vested based on the achievement of predefined performance criteria under Datadog’s 2019 Equity Incentive Plan.

How do Adam Blitzer’s Datadog performance stock units vest over time?

The earned PSUs vest as to service in tranches: 25% 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, contingent on his continued service with Datadog.

What performance grant led to Adam Blitzer’s Datadog share acquisition?

The shares stem from restricted stock units granted on April 1, 2025 that were subject to both performance-based and service-based conditions. The 130,644 shares reported represent the portion of performance stock units earned after satisfying the specified performance criteria.

Is Adam Blitzer’s Datadog Form 4 transaction a direct or indirect holding?

The filing indicates that Adam Blitzer’s 295,841 Datadog Class A common shares, including the newly acquired 130,644 shares, are held as a direct ownership position. No indirect ownership entity or separate beneficial owner is referenced for this particular transaction.

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

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 02/09/2026 - 05:22 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^*

Blitzer Adam

(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 Operating 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		130,644(1)	A	$0	295,841	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.