POMEL OLIVIER (Chief Executive Officer) sold 12.1% of their position (84.70K shares) of DATADOG, INC. on the open market

Open‑market sale worth $19.68M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 10 sales

POMEL OLIVIER

Filed: 6/18/2026ACC: 0001561550-26-000224

InsiderPOMEL OLIVIERCIK 1783990

→

IssuerDATADOG, INC.CIK 1561550

DirectorOfficer· Chief Executive Officer

Since Sep 2019

-84.70K

Net shares

Net seller

$19.68M

Total sold

Open market trades

0B · 10S

Total transactions

84.70K acquired · 169.40K disposed

Non-Derivative Transactions11

Class A Common Stock

Direct

C · Conversion

+84.70K

Price / share

—

Trade value

—

% of position

13.8%

6/16/2026

612.75K→697.45K

Class A Common Stock

Direct

S · Sale

−1.40K

Price / share

$226.43

Trade value

$317.01K

% of position

0.2%

6/16/2026

697.45K→696.04K

Class A Common Stock

Direct

S · Sale

−1.78K

Price / share

$227.36

Trade value

$405.16K

% of position

0.3%

6/16/2026

696.04K→694.26K

Class A Common Stock

Direct

S · Sale

−1.50K

Price / share

$228.28

Trade value

$342.41K

% of position

0.2%

6/16/2026

694.26K→692.76K

Class A Common Stock

Direct

S · Sale

−2.08K

Price / share

$230.20

Trade value

$479.96K

% of position

0.3%

6/16/2026

692.76K→690.68K

Class A Common Stock

Direct

S · Sale

−25.56K

Price / share

$231.11

Trade value

$5.91M

% of position

3.7%

6/16/2026

690.68K→665.12K

Class A Common Stock

Direct

S · Sale

−9.88K

Price / share

$232.22

Trade value

$2.29M

% of position

1.5%

6/16/2026

665.12K→655.24K

Class A Common Stock

Direct

S · Sale

−20.81K

Price / share

$233.11

Trade value

$4.85M

% of position

3.2%

6/16/2026

655.24K→634.43K

Class A Common Stock

Direct

S · Sale

−18.21K

Price / share

$234.02

Trade value

$4.26M

% of position

2.9%

6/16/2026

634.43K→616.22K

Class A Common Stock

Direct

S · Sale

−2.27K

Price / share

$235.02

Trade value

$533.96K

% of position

0.4%

6/16/2026

616.22K→613.95K

Class A Common Stock

Direct

S · Sale

−1.21K

Price / share

$235.94

Trade value

$284.31K

% of position

0.2%

6/16/2026

613.95K→612.75K

Total

Net shares

+0.00

Net value

-$19.68M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A Common Stock Direct	6/16/2026	C · Conversion	+84.70K	—	—	13.8%	612.75K	697.45K
Class A Common Stock Direct	6/16/2026	S · Sale	−1.40K	$226.43	$317.01K	0.2%	697.45K	696.04K
Class A Common Stock Direct	6/16/2026	S · Sale	−1.78K	$227.36	$405.16K	0.3%	696.04K	694.26K
Class A Common Stock Direct	6/16/2026	S · Sale	−1.50K	$228.28	$342.41K	0.2%	694.26K	692.76K
Class A Common Stock Direct	6/16/2026	S · Sale	−2.08K	$230.20	$479.96K	0.3%	692.76K	690.68K
Class A Common Stock Direct	6/16/2026	S · Sale	−25.56K	$231.11	$5.91M	3.7%	690.68K	665.12K
Class A Common Stock Direct	6/16/2026	S · Sale	−9.88K	$232.22	$2.29M	1.5%	665.12K	655.24K
Class A Common Stock Direct	6/16/2026	S · Sale	−20.81K	$233.11	$4.85M	3.2%	655.24K	634.43K
Class A Common Stock Direct	6/16/2026	S · Sale	−18.21K	$234.02	$4.26M	2.9%	634.43K	616.22K
Class A Common Stock Direct	6/16/2026	S · Sale	−2.27K	$235.02	$533.96K	0.4%	616.22K	613.95K
Class A Common Stock Direct	6/16/2026	S · Sale	−1.21K	$235.94	$284.31K	0.2%	613.95K	612.75K
Total			+0.00		-$19.68M

Derivative Transactions1

Class B Common Stock

Direct

C · Conversion

Converts to

Class A Common Stock

84.70K shares

−84.70K

Strike price

Held after

8.95M

Exercisable

—

6/16/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Class B Common Stock Direct	Class A Common Stock84.70K shares	6/16/2026	C · Conversion	−84.70K		—	8.95M