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Filing Details

Accession Number:: 0001209191-21-057521
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2021-09-23 21:28:08
Reporting Period:: 2021-09-21

Accepted Time:: 2021-09-23 21:28:08
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1561550	Datadog Inc.	DDOG	Services-Prepackaged Software (7372)	272825503

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1783984	Alexis Le-Quoc	C/O Datadog, Inc. 620 8Th Avenue, 45Th Floor New York NY 10018	President & Cto	Yes	Yes	No	No

Transaction Summary

Sold:	315,904 shares	Avg. Price: $145.22	Total Value: $45,875,239.51
Number of Shares After Transactions:	620 shares

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Class A Common Stock	Acquisiton	2021-09-21	257,520	$0.00	257,520	No	4	C	Indirect	By Trust
Class A Common Stock	Disposition	2021-09-21	8,500	$143.21	249,020	No	4	S	Indirect	By Trust
Class A Common Stock	Disposition	2021-09-21	39,182	$143.94	209,838	No	4	S	Indirect	By Trust
Class A Common Stock	Disposition	2021-09-21	106,665	$145.17	103,173	No	4	S	Indirect	By Trust
Class A Common Stock	Disposition	2021-09-21	103,173	$145.87	0	No	4	S	Indirect	By Trust
Class A Common Stock	Acquisiton	2021-09-21	56,784	$0.00	57,404	No	4	C	Indirect	By GRAT
Class A Common Stock	Disposition	2021-09-21	3,300	$143.37	54,104	No	4	S	Indirect	By GRAT
Class A Common Stock	Disposition	2021-09-21	7,598	$144.02	46,506	No	4	S	Indirect	By GRAT
Class A Common Stock	Disposition	2021-09-21	27,258	$145.23	19,248	No	4	S	Indirect	By GRAT
Class A Common Stock	Disposition	2021-09-21	18,628	$145.93	620	No	4	S	Indirect	By GRAT
Class A Common Stock	Acquisiton	2021-09-23	600	$0.00	600	No	4	C	Indirect	By Trust
Class A Common Stock	Disposition	2021-09-23	600	$150.00	0	No	4	S	Indirect	By Trust
Class A Common Stock	Acquisiton	2021-09-23	1,000	$0.00	1,620	No	4	C	Indirect	By GRAT
Class A Common Stock	Disposition	2021-09-23	1,000	$150.00	620	No	4	S	Indirect	By GRAT

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	C	Indirect	By Trust
No	4	S	Indirect	By Trust
No	4	S	Indirect	By Trust
No	4	S	Indirect	By Trust
No	4	S	Indirect	By Trust
No	4	C	Indirect	By GRAT
No	4	S	Indirect	By GRAT
No	4	S	Indirect	By GRAT
No	4	S	Indirect	By GRAT
No	4	S	Indirect	By GRAT
No	4	C	Indirect	By Trust
No	4	S	Indirect	By Trust
No	4	C	Indirect	By GRAT
No	4	S	Indirect	By GRAT

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Class A Common Stock	Class B Common Stock	Disposition	2021-09-21	257,520	$0.00	257,520	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2021-09-21	56,784	$0.00	56,784	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2021-09-23	600	$0.00	600	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2021-09-23	1,000	$0.00	1,000	$0.00

Remaning Holdings	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
9,258,823	No	4	C	Indirect
2,725,324	No	4	C	Indirect
9,258,223	No	4	C	Indirect
2,724,324	No	4	C	Indirect

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Class A Common Stock	174,764	Direct

Footnotes

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.
Shares are held by the Alexis Le-Quoc Revocable Trust.
Shares sold pursuant to a 10b5-1 plan entered into on June 14, 2021.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $142.51 to $143.50. 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $143.52 to $144.50. 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $144.52 to $145.51. 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $145.52 to $146.20. 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.
Shares are held by the Alexis Le-Quoc 2016 GRAT.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $142.68 to $143.67 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $143.68 to $144.67 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $144.69 to $145.68. 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.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $145.69 to $146.26 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.