Datadog, Inc. — Director's Dealing 2021

Apr 30, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2021-04-28

Reporting Person: OBSTLER DAVID M (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-04-28	Class A Common Stock	S	10367	$92.0759	Disposed	79633	Indirect
2021-04-28	Class A Common Stock	S	4633	$92.8145	Disposed	75000	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	178230	Direct

Footnotes

F1: Shares sold pursuant to a 10b5-1 plan entered into on December 10, 2020.

F2: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $91.46 to $92.45. 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: Shares are held directly by the David Obstler 2019 GRAT, of which Reporting Person is Trustee.

F4: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $92.472 to $93.27. 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.