Form 4 for DDOG Datadog

Accepted 2025-12-04 00:00:00 ET · period of report 2025-12-02 · accession 0001561550-25-000345 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2025-12-04	2025-12-02+	DDOG	Blitzer Adam	COO	S - Sale	$156.66	-16.5K	165.2K	-9%	-$2.59M

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Class A Common Stock	2025-12-02	S	D	8,508	$158.60	173,220	D	—	—
2	Common	Class A Common Stock	2025-12-03	S	D	4,410	$153.85	168,810	D	—	—	(F3) Price reported is a weighted-average sales price. The shares were sold at prices ranging from $153.34 to $154.32. 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.
3	Common	Class A Common Stock	2025-12-03	S	D	601	$154.74	168,209	D	—	—	(F4) Price reported is a weighted-average sales price. The shares were sold at prices ranging from $153.34 to $155.29. 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.
4	Common	Class A Common Stock	2025-12-03	S	D	3,012	$155.69	165,197	D	—	—	(F5) Price reported is a weighted-average sales price. The shares were sold at prices ranging from $155.36 to $155.96. 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.