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Filing Details

Accession Number:: 0001561550-25-000086
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2025-04-03 16:13:51
Reporting Period:: 2025-04-01

Filing Date:: 2025-04-03
Accepted Time:: 2025-04-03 16:13:51
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	Chief Technology Officer	Yes	Yes	No	No

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
Class A Common Stock	Acquisiton	2025-04-01	94,670	$0.00	466,535	No	4	A	Direct
Class A Common Stock	Acquisiton	2025-04-01	85,637	$0.31	552,172	No	4	C	Direct
Class A Common Stock	Acquisiton	2025-04-01	30,780	$0.91	582,952	No	4	C	Direct
Class A Common Stock	Acquisiton	2025-04-01	10,688	$10.74	593,640	No	4	C	Direct
Class A Common Stock	Disposition	2025-04-01	10,771	$99.13	582,869	No	4	S	Direct
Class A Common Stock	Disposition	2025-04-01	57,922	$100.11	524,947	No	4	S	Direct
Class A Common Stock	Disposition	2025-04-01	58,412	$100.91	466,535	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	A	Direct
No	4	C	Direct
No	4	C	Direct
No	4	C	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Class B Common Stock	Stock Option (Right to Buy)	Disposition	2025-04-01	150,240	$0.00	150,240	$0.31
Class A Common Stock	Class B Common Stock	Acquisiton	2025-04-01	150,240	$0.00	150,240	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2025-04-01	85,637	$0.00	85,637	$0.00
Class B Common Stock	Stock Option (Right to Buy)	Disposition	2025-04-01	54,000	$0.00	54,000	$0.91
Class A Common Stock	Class B Common Stock	Acquisiton	2025-04-01	54,000	$0.00	54,000	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2025-04-01	30,780	$0.00	30,780	$0.00
Class B Common Stock	Stock Option (Right to Buy)	Disposition	2025-04-01	18,750	$0.00	18,750	$10.74
Class A Common Stock	Class B Common Stock	Acquisiton	2025-04-01	18,750	$0.00	18,750	$0.00
Class A Common Stock	Class B Common Stock	Disposition	2025-04-01	10,688	$0.00	10,688	$0.00

Remaning Holdings	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
300,480	2025-10-27	No	4	M	Direct
2,426,317		No	4	M	Direct
2,340,680		No	4	C	Direct
324,000	2027-10-25	No	4	M	Direct
2,394,680		No	4	M	Direct
2,363,900		No	4	C	Direct
562,500	2029-07-19	No	4	M	Direct
2,382,650		No	4	M	Direct
2,371,962		No	4	C	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Class A Common Stock	135	Indirect	By Trust

Reported Derivative Holdings

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Sec. Name	Sec. Type	Price	Date	Expiration Date	Amount	Remaning Holdings	Nature of Ownership
Class A Common Stock	Class B Common Stock	$0.00			6,663,835	6,663,835	Indirect

Expiration Date	Amount	Remaning Holdings	Nature of Ownership
	6,663,835	6,663,835	Indirect

Footnotes

Represents the number of shares of Class A Common Stock underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A Common Stock. The shares underlying the RSUs vest as to 12/48 of the shares on March 1, 2026 and the remainder of the shares vest in 12 equal installments on each June 1, September 1, December 1 and March 1 thereafter, subject to the Reporting Person remaining in Continuous Service (as defined in the Issuer's 2019 Equity Incentive Plan) of the Issuer as of each such date.
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.
Shares sold pursuant to a 10b5-1 plan dated September 5, 2023.
Price reported is a weighted-average sales price. The shares were sold at prices ranging from $98.51 to $99.50. 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 $99.51 to $100.50. 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 $100.51 to $101.41. 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.
Shares are held by the Alexis Le-Quoc Revocable Trust.
Option is fully vested and exercisable.