Datadog, Inc. — Director's Dealing 2022

Dec 6, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2022-12-02

Reporting Person: Le-Quoc Alexis (Director, President & CTO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-12-02	Class A Common Stock	S	9659	$74.6338	Disposed	179370	Direct
2022-12-05	Class A Common Stock	C	71364	$0.3067	Acquired	250734	Direct
2022-12-05	Class A Common Stock	S	36479	$70.144	Disposed	214255	Direct
2022-12-05	Class A Common Stock	S	14220	$71.0839	Disposed	200035	Direct
2022-12-05	Class A Common Stock	S	13517	$71.9176	Disposed	186518	Direct
2022-12-05	Class A Common Stock	S	2846	$73.0572	Disposed	183672	Direct
2022-12-05	Class A Common Stock	S	3102	$74.0413	Disposed	180570	Direct
2022-12-05	Class A Common Stock	S	1200	$74.7908	Disposed	179370	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-12-05	Stock Option (Right to Buy)	$0.3067	M	125200	Disposed	2025-10-27	Class B Common Stock (125200)	Direct
2022-12-05	Class B Common Stock	$	M	125200	Acquired		Class A Common Stock (125200)	Direct
2022-12-05	Class B Common Stock	$	C	71364	Disposed		Class A Common Stock (71364)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	4988	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$		Class A Common Stock (2550604)	2550604	Indirect
Class B Common Stock	$		Class A Common Stock (7666266)	7666266	Indirect

Footnotes

F1: 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.

F2: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $74.54 to $74.635231. 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.

F3: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, 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 nine-month anniversary of 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.

F4: Shares sold pursuant to a 10b5-1 trading plan.

F5: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $69.53 to $70.52. 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 $70.53 to $71.51. 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: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $71.54 to $72.53. 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.

F8: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $72.54 to $73.53. 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: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $73.55 to $74.53. 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.

F10: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $74.55 to $75.01. 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.

F11: Shares are held by the Alexis Le-Quoc 2016 GRAT.

F12: Option is fully vested and exercisable.

F13: Shares are held by the Alexis Le-Quoc Revocable Trust.