Were Datadog (DDOG) CEO share sales made under a 10b5-1 plan?

Yes. A footnote states the shares were sold pursuant to a Rule 10b5-1 trading plan dated December 15, 2025. Such pre-arranged plans typically indicate sales were scheduled in advance rather than timed opportunistically.

Datadog (NASDAQ: DDOG) CEO option exercises and 10b5-1 share sale

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Datadog CEO Olivier Pomel exercised stock options and sold shares. On March 16, 2026, he exercised and converted derivative securities for a total of 190,109 shares through multiple option exercises and Class B to Class A conversions.

On the same date, he sold 42,443 shares of Class A Common Stock in open-market transactions at weighted-average prices between about $126 and $129 per share, pursuant to a Rule 10b5-1 trading plan dated December 15, 2025.

Following these transactions, he directly holds 704,821 shares of Class A Common Stock and 8,994,615 shares of Class B Common Stock, indicating that the sale represents a relatively small portion of his overall equity position.

Insider Trade Summary 10b5-1

Net Seller: 42,443 shares ($5,381,599)

Net Sell 10 txns

Insider Pomel Olivier

Role Chief Executive Officer

Sold 42,443 shs ($5.38M)

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	38,118	$0.00	--
Exercise	Class B Common Stock	38,118	$0.9092	$35K
Exercise	Stock Option (Right to Buy)	35,715	$0.00	--
Exercise	Class B Common Stock	35,715	$10.74	$384K
Conversion	Class B Common Stock	42,443	$0.00	--
Conversion	Class A Common Stock	42,443	$0.00	--
Sale	Class A Common Stock	11,243	$126.1077	$1.42M
Sale	Class A Common Stock	24,070	$126.7826	$3.05M
Sale	Class A Common Stock	5,853	$127.7658	$748K
Sale	Class A Common Stock	1,277	$128.6608	$164K

Holdings After Transaction: Stock Option (Right to Buy) — 419,298 shares (Direct); Class B Common Stock — 9,001,343 shares (Direct); Class A Common Stock — 747,264 shares (Direct)

Footnotes (1)

Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock. Shares sold pursuant to a 10b5-1 plan dated December 15, 2025. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.42 to $126.40. 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. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.42 to $127.41. 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. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $127.42 to $128.39. 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. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $128.42 to $129.13. 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. Option is fully vested and exercisable.

Form 4 Insider Transactions: What Each Field Means →

03/18/2026 - 04:06 PM

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^*

Pomel Olivier

(Last)

(First)

(Middle)

C/O DATADOG, INC.

620 8TH AVENUE, 45TH FLOOR

(Street)

NEW YORK

10018

(City)

(State)

(Zip)

UNITED STATES

(Country)

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
X	Officer (give title below)	Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Class A Common Stock	03/16/2026		C⁽¹⁾		42,443	A	$0	747,264	D
Class A Common Stock	03/16/2026		S⁽²⁾		11,243	D	$126.1077⁽³⁾	736,021	D
Class A Common Stock	03/16/2026		S⁽²⁾		24,070	D	$126.7826⁽⁴⁾	711,951	D
Class A Common Stock	03/16/2026		S⁽²⁾		5,853	D	$127.7658⁽⁵⁾	706,098	D
Class A Common Stock	03/16/2026		S⁽²⁾		1,277	D	$128.6608⁽⁶⁾	704,821	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (Right to Buy)	$0.9092	03/16/2026		M			38,118	⁽⁷⁾	10/24/2027	Class B Common Stock	38,118	$0	419,298	D
Class B Common Stock	⁽¹⁾	03/16/2026		M		38,118		⁽¹⁾	⁽¹⁾	Class A Common Stock	38,118	$0.9092	9,001,343	D
Stock Option (Right to Buy)	$10.74	03/16/2026		M			35,715	⁽⁷⁾	07/18/2029	Class B Common Stock	35,715	$0	845,453	D
Class B Common Stock	⁽¹⁾	03/16/2026		M		35,715		⁽¹⁾	⁽¹⁾	Class A Common Stock	35,715	$10.74	9,037,058	D
Class B Common Stock	⁽¹⁾	03/16/2026		C			42,443	⁽¹⁾	⁽¹⁾	Class A Common Stock	42,443	$0	8,994,615	D

Explanation of Responses:

1. Each share of Class B Common Stock is convertible at any time at the option of the Reporting Person into one share of Class A Common Stock and has no expiration date. Each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon the earliest of: (i) any transfer, whether or not for value, except for certain "Permitted Transfers" as defined in the Issuer's amended and restated certificate of incorporation, (ii) the death of the Reporting Person in the case of shares held directly or in a trustee capacity, and (iii) the tenth anniversary of the Issuer's initial public offering of its Class A Common Stock.

2. Shares sold pursuant to a 10b5-1 plan dated December 15, 2025.

3. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $125.42 to $126.40. 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.

4. Price reported is a weighted-average sales price. The shares were sold at prices ranging from $126.42 to $127.41. 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 $127.42 to $128.39. 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 $128.42 to $129.13. 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. Option is fully vested and exercisable.

Remarks:

	/s/ Kerry Acocella, Attorney-in-Fact	03/18/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What did Datadog (DDOG) CEO Olivier Pomel report in this Form 4?

Olivier Pomel reported option exercises, share conversions, and open-market sales. He exercised and converted into 190,109 shares, then sold 42,443 Class A shares, while retaining substantial Class A and Class B holdings after the transactions.

How many Datadog (DDOG) shares did the CEO sell on March 16, 2026?

He sold 42,443 shares of Class A Common Stock. These were executed as open-market transactions at weighted-average prices above $126 per share, according to multiple sale entries and related pricing footnotes in the Form 4.

How many Datadog (DDOG) shares did the CEO acquire through exercises and conversions?

He acquired 190,109 shares through option exercises and derivative conversions. This total reflects multiple transactions involving stock options and conversions of Class B Common Stock into Class A Common Stock reported for the same transaction date.

What are Olivier Pomel’s Datadog (DDOG) holdings after these transactions?

After the reported trades, he directly holds 704,821 shares of Class A Common Stock and 8,994,615 shares of Class B Common Stock. These figures come from the post-transaction ownership totals listed for the final Class A and Class B entries.

What types of securities did the Datadog (DDOG) CEO transact in this Form 4?

He transacted in stock options, Class B Common Stock, and Class A Common Stock. The filing shows option exercises, conversions of Class B into Class A, and subsequent open-market sales of Class A shares on the same date.