Form 4 Filing for Datadog, Inc. (DDOG)

This filing details transactions made by David M. Obstler, Chief Financial Officer of Datadog, Inc. (DDOG), on September 14, 2026. The transactions primarily involve the sale of Class A Common Stock, executed under a 10b5-1 plan, with reported sales prices on a weighted-average basis ranging from $220.67 to $233.49. Some shares were acquired at $0 cost. Additionally, there were transactions involving Class B Common Stock, which is convertible into Class A Common Stock. These transactions were made by trusts for the benefit of Mr. Obstler's children, with his spouse acting as trustee. The filing is the second of two parts due to length limitations.