Datadog, Inc. — Director's Dealing 2023

Dec 6, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2023-12-04

Reporting Person: Pomel Olivier (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-12-04	Class A Common Stock	C	85637	$0.3067	Acquired	403421	Direct
2023-12-04	Class A Common Stock	S	8715	$115.9143	Disposed	394706	Direct
2023-12-04	Class A Common Stock	S	28085	$116.7775	Disposed	366621	Direct
2023-12-04	Class A Common Stock	S	47697	$117.9486	Disposed	318924	Direct
2023-12-04	Class A Common Stock	S	1140	$118.3449	Disposed	317784	Direct
2023-12-04	Class A Common Stock	S	18652	$116.774	Disposed	299132	Direct
2023-12-04	Class A Common Stock	S	57	$117.9311	Disposed	299075	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-12-04	Stock Option (Right to Buy)	$0.3067	M	150240	Disposed	2029-06-28	Class B Common Stock (150240)	Direct
2023-12-04	Class B Common Stock	$	M	150240	Acquired		Class A Common Stock (150240)	Direct
2023-12-04	Class B Common Stock	$	C	85637	Disposed		Class A Common Stock (85637)	Direct

Footnotes

F1: 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.

F2: Shares sold pursuant to a 10b5-1 plan dated December 12, 2022.

F3: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $115.32 to $116.31. 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.

F4: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $116.32 to $117.31. 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.

F5: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $117.32 to $118.31. 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.

F6: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $118.32 to $118.37. 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.

F7: The Reporting Person was required by the Issuer to sell only the number of shares of common stock necessary to cover applicable tax withholding obligations realized upon the vesting of restricted stock units, as well as any related brokerage commission fees.

F8: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $117.9048 to $117.9643. 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.

F9: Option is fully vested and exercisable.