Cloudflare, Inc. 4

Cloudflare CFO Thomas J. Seifert exercised 10,000 options and then sold 11,000 Class A shares of Cloudflare, Inc. (NET) on August 17, 2026 for about $3.4 million under a Rule 10b5-1 plan.

On August 17, 2026, Cloudflare, Inc. CFO Thomas J. Seifert exercised 10,000 fully vested employee stock options at a $2.04 strike price into Class B Common Stock and then converted those 10,000 Class B shares into Class A Common Stock, increasing his directly held Class A position before the sale. On the same day, under a pre-arranged Rule 10b5-1 trading plan, he executed a series of open market sales of Class A Common Stock totaling 11,000 shares at weighted average prices ranging from approximately $305.25 to $314.61 per share, for aggregate proceeds of roughly $3.39 million. Following these transactions, he continued to hold 110,846 Class A shares directly, plus substantial indirect Class A and Class B holdings through various trusts and an investment entity, with many of the Class B shares remaining convertible into Class A on a one-for-one basis and no expiration.

Filing Facts

CIK

1477333

Ticker

NET

Form

4

Source Type

sec

Accession

0001473289-26-000025

Alert Tier

7