Datadog, Inc. — Director's Dealing 2021

Jun 14, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2021-06-10

Reporting Person: Ittycheria Dev (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-06-10	Class A Common Stock	A	2116	$0.00	Acquired	445048	Direct
2021-06-10	Class A Common Stock	S	8057	$95.0888	Disposed	436991	Direct
2021-06-10	Class A Common Stock	S	15407	$95.0884	Disposed	490282	Indirect
2021-06-10	Class A Common Stock	S	8	$95.8715	Disposed	490274	Indirect
2021-06-11	Class A Common Stock	S	91534	$95.2626	Disposed	345457	Direct
2021-06-11	Class A Common Stock	S	9	$95.9601	Disposed	345448	Direct
2021-06-11	Class A Common Stock	S	184385	$95.2627	Disposed	305889	Indirect

Footnotes

F1: Represents the number of shares underlying Restricted Stock Units ("RSUs") granted pursuant to the Issuer's non-employee director compensation policy. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock. The RSUs vest on the earlier of (A) the Company's next annual meeting of stockholders and (B) June 10, 2022, in each case, subject to the Reporting Person's continuous service to the Issuer through the vesting date.

F2: Shares sold pursuant to a 10b5-1 plan entered into on March 11, 2021.

F3: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $94.9377 to $95.6245. 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 $94.7677 to $95.6747. 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: Shares are held directly by LIDI 11 21 LLC (the "LLC"). The Ittycheria Family Trust (the "Trust") is the sole member of the LLC and Reporting Person is a beneficiary of the Trust.

F6: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $95.8623 to $95.8941. 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 $94.9037 to $95.8551. 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 $95.9067 to $96.0606. 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 $94.8804 to $95.8019. 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.