OBSTLER DAVID M 4

What Happened
David M. Obstler, Datadog's Chief Financial Officer, sold 16,323 shares of DDOG common stock in an open-market transaction on June 2, 2026. The weighted-average sale price was $267.15, generating approximately $4,360,761 in gross proceeds. This sale is reported as a disposition (S) and—per the filing—was made to satisfy tax withholding obligations associated with vested restricted stock units (RSUs) and performance-based RSUs.

Key Details

• Transaction date: 2026-06-02 (filed with the SEC on 2026-06-04; filing appears timely).
• Price: weighted-average $267.15; reported price range $267.15 to $268.44.
• Shares sold: 16,323; Proceeds ≈ $4,360,761.
• Shares owned after transaction: not specified in the provided filing excerpt.
• Footnotes: F1 — sale was limited to the number of shares needed to cover tax withholding and brokerage fees; F2 — weighted-average price reported, and a full breakdown of shares sold at each price is available on request.
• Transaction code: S (sale).

Context
The filing indicates the sale was to cover tax withholding for vested RSUs, a common, routine type of insider sale that does not necessarily reflect the insider’s view on the company. Purchases by insiders tend to be watched more closely for bullish signals; routine withholding sales are typically administrative.