Datadog, Inc. — Director's Dealing 2021

Apr 20, 2021

SEC Form 4/A — Form 4/A

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2020-11-04

Reporting Person: Agarwal Amit (Chief Product Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-11-04	Common A Common Stock	S	4905	$96.153	Disposed	137357	Direct
2020-11-04	Common A Common Stock	S	17086	$97.1599	Disposed	120271	Direct
2020-11-04	Common A Common Stock	S	2609	$97.8204	Disposed	117662	Direct
2020-11-04	Common A Common Stock	S	400	$99.08	Disposed	117262	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Class B Common Stock	$		Class A Common Stock ()	941607	Direct

Footnotes

F1: Shares sold pursuant to a 10b5-1 plan entered into on September 2, 2020.

F2: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $95.58 to $96.57. 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 $96.58 to $97.57. 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 $97.58 to $98.55. 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.

F5: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $98.64 to $99.52. 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: 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.

F7: Includes the conversion of 8,000 shares of Class B Common Stock on June 15, 2020 for a charitable gift of 8,000 shares of Class A Common Stock that was reported on June 25, 2020. The conversion was inadvertently not included in Table II of that report.