DDOG insider Form 4: Director reports multi‑block sales, funds to 0

Rhea-AI Filing Summary

Datadog (DDOG): Director insider sales disclosed. Matthew Jacobson, a director, reported open‑market sales of Class A common stock on 11/10/2025 and 11/11/2025 by affiliated funds ICONIQ Strategic Partners VI, L.P. and ICONIQ Strategic Partners VI‑B, L.P. Transactions included 61,608 and 90,760 shares at a weighted average price of $198.4338, with additional sales at weighted averages of $199.5981, $200.5623, $201.0687, and final sales at $200.1396.

Following the 11/11/2025 sales, the filings show those funds at 0 shares. Separately, the reporting person lists 675,558 shares held directly via trusts, with beneficial ownership disclaimed except to any pecuniary interest.

Insider Trade Summary

Net Seller: 436,116 shares ($87,067,466)

Net Sell 11 txns

Insider Jacobson Matthew

Role Director

Sold 436,116 shs ($87.07M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	12,859	$200.1396	$2.57M
Sale	Class A Common Stock	18,951	$200.1396	$3.79M
Sale	Class A Common Stock	61,608	$198.4338	$12.23M
Sale	Class A Common Stock	90,760	$198.4338	$18.01M
Sale	Class A Common Stock	26,851	$199.5981	$5.36M
Sale	Class A Common Stock	39,435	$199.5981	$7.87M
Sale	Class A Common Stock	74,427	$200.5623	$14.93M
Sale	Class A Common Stock	109,819	$200.5623	$22.03M
Sale	Class A Common Stock	566	$201.0687	$114K
Sale	Class A Common Stock	840	$201.0687	$169K
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 0 shares (Indirect, By ICONIQ Strategic Partners VI, L.P.); Class A Common Stock — 675,558 shares (Direct)

Footnotes (1)

1. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $198.00 to $199.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request. ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. Divesh Makan, William J.G. Griffith and the Reporting Person are the sole equity holders of ICONIQ VI Parent GP. The Reporting Person is a General Partner and a Managing Director at ICONIQ Capital. The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $199.01 to $200.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $200.01 to $201.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $201.02 to $201.14. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $200.00 to $200.61. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request. These shares are directly held by the Reporting Person through a trust of which he is a trustee and another estate planning trust having an independent trustee. The Reporting Person disclaims beneficial ownership of the shares held by such trusts for purposes of Section 16 of the Exchange Act, except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose

Form 4 Insider Transactions: What Each Field Means →

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^*

Jacobson Matthew

(Last) (First) (Middle)

C/O ICONIQ CAPITAL

50 BEALE ST., STE. 2300

(Street)

SAN FRANCISCO CA 94105

(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)
11/10/2025

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	11/10/2025		S		61,608	D	$198.4338(1)	114,703	I(2)(3)	By ICONIQ Strategic Partners VI, L.P.
Class A Common Stock	11/10/2025		S		90,760	D	$198.4338(1)	169,045	I(2)(3)	By ICONIQ Strategic Partners VI-B, L.P.
Class A Common Stock	11/10/2025		S		26,851	D	$199.5981(4)	87,852	I(2)(3)	By ICONIQ Strategic Partners VI, L.P.
Class A Common Stock	11/10/2025		S		39,435	D	$199.5981(4)	129,610	I(2)(3)	By ICONIQ Strategic Partners VI-B, L.P.
Class A Common Stock	11/10/2025		S		74,427	D	$200.5623(5)	13,425	I(2)(3)	By ICONIQ Strategic Partners VI, L.P.
Class A Common Stock	11/10/2025		S		109,819	D	$200.5623(5)	19,791	I(2)(3)	By ICONIQ Strategic Partners VI-B, L.P.
Class A Common Stock	11/10/2025		S		566	D	$201.0687(6)	12,859	I(2)(3)	By ICONIQ Strategic Partners VI, L.P.
Class A Common Stock	11/10/2025		S		840	D	$201.0687(6)	18,951	I(2)(3)	By ICONIQ Strategic Partners VI-B, L.P.
Class A Common Stock	11/11/2025		S		12,859	D	$200.1396(7)	0	I(2)(3)	By ICONIQ Strategic Partners VI, L.P.
Class A Common Stock	11/11/2025		S		18,951	D	$200.1396(7)	0	I(2)(3)	By ICONIQ Strategic Partners VI-B, L.P.
Class A Common Stock								675,558	D(8)

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. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $198.00 to $199.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

2. ICONIQ Strategic Partners VI GP, L.P. ("ICONIQ VI GP") is the sole general partner of each of ICONIQ Strategic Partners VI, L.P. ("ICONIQ VI") and ICONIQ Strategic Partners VI-B, L.P. ("ICONIQ VI-B"). ICONIQ Strategic Partners VI TT GP, Ltd. ("ICONIQ VI Parent GP") is the sole general partner of ICONIQ VI GP. Divesh Makan, William J.G. Griffith and the Reporting Person are the sole equity holders of ICONIQ VI Parent GP.

3. The Reporting Person is a General Partner and a Managing Director at ICONIQ Capital. The Reporting Person disclaims beneficial ownership of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

4. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $199.01 to $200.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

5. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $200.01 to $201.00. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

6. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $201.02 to $201.14. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

7. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $200.00 to $200.61. Full information regarding the number of shares sold at each separate price can be furnished to the SEC staff upon request.

8. These shares are directly held by the Reporting Person through a trust of which he is a trustee and another estate planning trust having an independent trustee. The Reporting Person disclaims beneficial ownership of the shares held by such trusts for purposes of Section 16 of the Exchange Act, except to the extent of his pecuniary interest therein, if any. This report shall not be deemed an admission that the Reporting Person is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose

	/s/ Matthew Jacobson	11/13/2025
	** 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 did Datadog (DDOG) disclose in this Form 4?

A director, Matthew Jacobson, reported open‑market sales of Class A common stock by ICONIQ Strategic Partners VI and VI‑B on 11/10/2025 and 11/11/2025.

What were example share amounts and prices in the reported DDOG sales?

Examples include 61,608 and 90,760 shares sold at a weighted average price of $198.4338, with additional blocks at $199.5981, $200.5623, $201.0687, and $200.1396.

What were the holdings after the reported transactions for the ICONIQ funds?

The filings show ICONIQ Strategic Partners VI and VI‑B at 0 shares after the 11/11/2025 transactions.

How many DDOG shares does the reporting person list as directly held?

The filing lists 675,558 shares held directly via trusts, with beneficial ownership disclaimed except to any pecuniary interest.

What is the reporting person’s relationship to Datadog (DDOG)?

The reporting person is a Director.

Were the reported prices single trades or averages?

They are weighted average prices; the sales occurred in multiple transactions within disclosed price ranges.