Datadog, Inc. — Director's Dealing 2022

Jun 3, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2022-06-01

Reporting Person: De Madre Armelle (Chief People Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-06-01	Class A Common Stock	C	1875	$0.00	Acquired	72241	Direct
2022-06-01	Class A Common Stock	S	1875	$100.00	Disposed	70366	Direct
2022-06-02	Class A Common Stock	C	1875	$0.00	Acquired	72241	Direct
2022-06-02	Class A Common Stock	S	1875	$110.00	Disposed	70366	Direct
2022-06-02	Class A Common Stock	S	2562	$102.22	Disposed	67804	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-06-01	StockOption(Right toBuy)	$7.9567	M	1875	Disposed	2029-06-28	Class B Common Stock (1875)	Direct
2022-06-01	Class B Common Stock	$	M	1875	Acquired		Class A Common Stock (1875)	Direct
2022-06-01	Class B Common Stock	$	C	1875	Disposed		Class A Common Stock (1875)	Direct
2022-06-02	StockOption(Right toBuy)	$7.9567	M	1875	Disposed	2029-06-28	Class B Common Stock (1875)	Direct
2022-06-02	Class B Common Stock	$	M	1875	Acquired		Class A Common Stock (1875)	Direct
2022-06-02	Class B Common Stock	$	C	1875	Disposed		Class A Common Stock (1875)	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: Includes 129 shares acquired on May 13, 2022 under the Issuer's Employee Stock Purchase Plan.

F3: Shares sold pursuant to a 10b5-1 plan entered into on August 18, 2020.

F4: 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.

F5: Option vested as to 25% on June 20, 2020 and in equal monthly installments thereafter over three years.