4

Changes in Ownership

Datadog, Inc. Filed 2023-06-05 Acc 0001209191-23-034423

Chief People Officer sold 27,866 shares at an average $99.59 ($2,775,078)

Chief People Officer acquired 18,750 shares (conversion)
Traded under a Rule 10b5-1 plan

From the SEC's structured data for this filing

Trades in this filing

Insider	Date	Transaction	Shares	Price	Value	Owned after	D/I
De Madre Armelle Chief People Officer	2023-06-01	Conversion 10b5-1	+1,875	$7.96	$14,919	111,525	D
De Madre Armelle Chief People Officer	2023-06-01	Sale 10b5-1	−1,875	$93.00	$174,375	109,650	D
De Madre Armelle Chief People Officer	2023-06-02	Conversion 10b5-1	+16,875	$7.96	$134,269	126,525	D
De Madre Armelle Chief People Officer	2023-06-02	Sale 10b5-1	−19,897	$100.00	$1,989,700	106,628	D
De Madre Armelle Chief People Officer	2023-06-02	Sale 10b5-1	−4,014	$100.33	$402,733	102,614	D
De Madre Armelle Chief People Officer	2023-06-05	Sale 10b5-1	−2,080	$100.13	$208,270	100,534	D
Derivatives
De Madre Armelle Chief People Officer	2023-06-01	Option exercise · StockOption(Right toBuy) 10b5-1	−1,875			41,250	D
De Madre Armelle Chief People Officer	2023-06-01	Option exercise · Class B Common Stock 10b5-1	+1,875			1,875	D
De Madre Armelle Chief People Officer	2023-06-01	Conversion · Class B Common Stock 10b5-1	−1,875			0	D
De Madre Armelle Chief People Officer	2023-06-02	Option exercise · StockOption(Right toBuy) 10b5-1	−16,875			24,375	D
De Madre Armelle Chief People Officer	2023-06-02	Option exercise · Class B Common Stock 10b5-1	+16,875			16,875	D
De Madre Armelle Chief People Officer	2023-06-02	Conversion · Class B Common Stock 10b5-1	−16,875			0	D
Open-market sales · 27,866 sh · avg $99.59 · $2,775,078