Cloudflare, Inc.

Securities Trading Plans of Directors and Officers

During the three months ended December 31, 2025, the following officers and director, as defined in Rule 16a-1(f), adopted a “Rule 10b5-1 trading arrangement” as defined in Regulation S-K Item 408:

On November 20, 2025, Thomas Seifert, our Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of up to 187,841 shares of our Class A common stock. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until March 17, 2027, or earlier if all transactions under the trading arrangement are completed.

On November 24, 2025, Janel Riley, our Chief Accounting Officer, adopted a Rule 10b5-1 trading arrangement providing for the sale from time to time of up to 29,999 shares of our Class A common stock, plus an amount of shares of Class A common stock determined, net of taxes, following the vesting and settlement of RSUs. The number of shares to be withheld, and therefore the exact number of shares to be sold pursuant to Ms. Riley’s trading arrangement can only be determined upon the occurrence of the future vesting events. The trading arrangement is intended to satisfy the affirmative defense in Rule 10b5-1(c). The duration of the trading arrangement is until March 3, 2027, or earlier if all transactions under the trading arrangement are completed.

No other officers or directors, as defined in Rule 16a-1(f), adopted and/orterminated a “Rule 10b5-1 trading arrangement” as defined in Regulation S-K Item 408, during the last fiscal quarter.