Datadog, Inc. — Director's Dealing 2026

Mar 2, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Datadog, Inc. (DDOG)
CIK: 0001561550
Period of Report: 2026-02-26

Reporting Person: Phillips Dominic (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-26	Class A Common Stock	A	5151	—	Acquired	5151	Direct

Footnotes

F1: Represents the number of shares underlying Restricted Stock Units ("RSUs") granted pursuant to the Issuer's non-employee director compensation policy. Each RSU represents a contingent right to receive one share of Issuer's Class A common stock. The RSUs vest in three successive equal annual installments over a three-year period commencing on February 26, 2027, in each case, subject to the Reporting Person's continuous service to the Issuer through the vesting date.