[Form 4] Datadog, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Datadog, Inc. director reported multiple open-market sales of Class A common stock on 11/13/2025, executed indirectly through the 2019 Shah Family Trust. The transactions, made under a pre-arranged Rule 10b5-1 trading plan dated June 14, 2024, involved several small blocks of shares sold at weighted-average prices ranging from $185.8100 to $190.0800. After the last reported priced sale, the trust continued to beneficially own 356,533 shares of Datadog Class A common stock, held indirectly with the reporting person disclaiming beneficial ownership beyond any pecuniary interest.

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).

X

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^*

Shah Shardul

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/13/2025

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	11/13/2025		S(1)		3,147	D	$186.2865(2)	361,302	I	By Trust(3)
Class A Common Stock	11/13/2025		S(1)		2,511	D	$187.2001(4)	358,791	I	By Trust(3)
Class A Common Stock	11/13/2025		S(1)		1,558	D	$188.169(5)	357,233	I	By Trust(3)
Class A Common Stock	11/13/2025		S(1)		400	D	$189.12(6)	356,833	I	By Trust(3)
Class A Common Stock	11/13/2025		S(1)		300	D	$190.0067(7)	356,533	I	By Trust(3)
Class A Common Stock								2,106	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. Shares sold pursuant to a 10b5-1 plan dated June 14, 2024.

2. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $185.8100 to $186.7700. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

3. The shares are held by the 2019 Shah Family Trust, of which Reporting Person is Trustee. The Reporting Person disclaims Section 16 beneficial ownership of these shares, except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for Section 16 or any other purpose.

4. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $186.8200 to $187.7400. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

5. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $187.8300 to $188.7700. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

6. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $188.9400 to $189.5600. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

7. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $189.9700 to $190.0800. The Reporting Person will provide upon request to the SEC, the Issuer or security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Remarks:

	/s/ Kerry Acocella, Attorney-in-Fact	11/17/2025
	** 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 in this Form 4?

The filing reports that a Datadog, Inc. director, through the 2019 Shah Family Trust, sold multiple blocks of Class A common stock on 11/13/2025 in open-market transactions.

How many Datadog (DDOG) shares did the insider sell and at what prices?

The trust sold several blocks of shares, including 3,147, 2,511, 1,558, 400, and 300 shares, at weighted-average prices between $185.8100 and $190.0800, plus an additional line showing 2,106 shares disposed of.

How many Datadog (DDOG) shares does the reporting person still beneficially own after these trades?

After the last reported priced transaction on 11/13/2025, the filing shows 356,533 shares of Datadog Class A common stock beneficially owned indirectly by the 2019 Shah Family Trust.

Were the Datadog (DDOG) insider sales made under a Rule 10b5-1 plan?

Yes. The filing states that the shares were sold pursuant to a 10b5-1 plan dated June 14, 2024, indicating they were executed under a pre-established trading plan.

What is the nature of the reporting persons ownership of these Datadog (DDOG) shares?

The shares are held by the 2019 Shah Family Trust, of which the reporting person is Trustee. The reporting person disclaims Section 16 beneficial ownership of the shares except to the extent of any pecuniary interest.

Is this Datadog (DDOG) Form 4 filed by one or multiple reporting persons?

The document indicates that the Form is filed by one reporting person, and that person is identified as a Director of Datadog, Inc.