Datadog, Inc. — Director's Dealing 2021

Oct 7, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2021-10-04

Reporting Person: Kopits Laszlo (General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-04	Class A Common Stock	S	1600	$135.3432	Disposed	206219	Direct
2021-10-04	Class A Common Stock	S	4791	$136.2531	Disposed	201428	Direct
2021-10-04	Class A Common Stock	S	809	$137.1558	Disposed	200619	Direct
2021-10-04	Class A Common Stock	S	300	$138.1033	Disposed	200319	Direct
2021-10-04	Class A Common Stock	S	300	$139.37	Disposed	200019	Direct
2021-10-04	Class A Common Stock	S	200	$142.57	Disposed	199819	Direct

Footnotes

F1: Shares sold pursuant to a 10b5-1 plan entered into on February 27, 2021.

F2: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $134.84 to $135.83. 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: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $135.84 to $136.82. 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 $136.86 to $137.81. 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 $137.91 to $138.46. 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 $139.10 to $139.55. 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 $142.27 to $142.87. 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.