David M Obstler sold $3.9M of DDOG stock

David M Obstler, Chief Financial Officer of Datadog, Inc. (DDOG), sold 16,000 shares of DDOG stock worth $3.9M, per an SEC Form 4 filed Sep 23, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Sep 21, 2026, 2 days before it was made public.

DDOG has moved -24.8% since the trade date, from $245.05 to $184.38 (Nov 11, 2026 close).