Datadog, Inc. — Director's Dealing 2021

Nov 18, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2021-11-16

Reporting Person: Le-Quoc Alexis (Director, President & CTO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-11-16	Class A Common Stock	C	343360	$0.00	Acquired	343360	Indirect
2021-11-16	Class A Common Stock	S	1200	$186.5813	Disposed	342160	Indirect
2021-11-16	Class A Common Stock	S	14070	$187.8948	Disposed	328090	Indirect
2021-11-16	Class A Common Stock	S	22185	$188.7714	Disposed	305905	Indirect
2021-11-16	Class A Common Stock	S	16572	$189.8484	Disposed	289333	Indirect
2021-11-16	Class A Common Stock	S	17249	$191.0544	Disposed	272084	Indirect
2021-11-16	Class A Common Stock	S	142270	$191.9664	Disposed	129814	Indirect
2021-11-16	Class A Common Stock	S	126765	$192.8861	Disposed	3049	Indirect
2021-11-16	Class A Common Stock	S	3049	$193.4428	Disposed	0	Indirect
2021-11-16	Class A Common Stock	C	112568	$0.00	Acquired	113188	Indirect
2021-11-16	Class A Common Stock	S	2844	$187.0405	Disposed	110344	Indirect
2021-11-16	Class A Common Stock	S	13672	$188.1344	Disposed	96672	Indirect
2021-11-16	Class A Common Stock	S	16559	$188.8331	Disposed	80113	Indirect
2021-11-16	Class A Common Stock	S	15189	$189.8863	Disposed	64924	Indirect
2021-11-16	Class A Common Stock	S	6002	$191.1519	Disposed	58922	Indirect
2021-11-16	Class A Common Stock	S	31283	$192.0372	Disposed	27639	Indirect
2021-11-16	Class A Common Stock	S	27019	$192.927	Disposed	620	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-11-16	Class B Common Stock	$	C	343360	Disposed		Class A Common Stock (343360)	Indirect
2021-11-16	Class B Common Stock	$	C	112568	Disposed		Class A Common Stock (112568)	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	174764	Direct

Footnotes

F1: Each share of Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, 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 nine-month anniversary of 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: Shares are held by the Alexis Le-Quoc Revocable Trust.

F3: Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.

F4: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $186.36 to $186.75. 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 $187.37 to $188.36. 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 $188.37 to $189.22. 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 $189.37 to $190.14. 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 $190.42 to $191.41. 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 $191.42 to $192.41. 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.

F10: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $192.42 to $193.34. 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.

F11: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $193.43 to $193.45. 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.

F12: Shares are held by the Alexis Le-Quoc 2016 GRAT.

F13: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $186.50 to $187.49. 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.

F14: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $187.50 to $188.49. 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.

F15: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $188.50 to $189.47. 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.

F16: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $189.51 to $190.47. 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.

F17: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $190.54 to $191.52. 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.

F18: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $191.54 to $192.53. 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.

F19: Price reported is a weighted-average sales price. The shares were sold at prices ranging from $192.54 to $193.47. 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.