Thomas J Seifert sold $3.3M of NET stock

Thomas J Seifert, Chief Financial Officer of Cloudflare, Inc. (NET), sold 10,000 shares of NET stock worth $3.3M, per an SEC Form 4 filed Sep 21, 2026.

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

The trade happened on Sep 17, 2026, 4 days before it was made public.

NET has moved -4.6% since the trade date, from $333.94 to $318.50 (Nov 12, 2026 close).