Fervo Energy Co

During the three months ended September 30, 2026, seven officers (as such term is defined in Rule 16a-1(f) under the Exchange Act) of the Company entered into trading plans intended to satisfy the affirmative defense of Rule 10b5-1(c) of the Exchange Act (each such trading plan, a “Rule 10b5-1 Trading Plan”), as discussed below. No other directors or officers adopted orterminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement” (each as defined in Item 408(a) and (c) of Regulation S-K).

On September 2, 2026, Timothy Latimer, our Chief Executive Officer, adopted a Rule 10b5-1 Trading Plan that provides for the sale, subject to certain conditions, of up to 629,792 shares of our Class A common stock (including shares of Class A common stock issuable upon conversion of shares of Class B common stock). Sales may be made under this trading plan through May 14, 2027, for a duration of 255 days.

On September 2, 2026, Gustavo Torres, our Senior Vice President, General Counsel and Corporate Secretary, adopted a Rule 10b5-1 Trading Plan that provides for the sale, subject to certain conditions (including a limit price), of up to 66,000 shares of our Class A common stock and 100% of the net shares of our Class A common stock (after tax withholding) issuable upon the vesting of 6,593 restricted stock units. Sales may be made under this trading plan through September 17, 2027, for a duration of 381 days.

On September 3, 2026, Christian Gradl, our Senior Vice President, GeoBlock Factory, adopted a Rule 10b5-1 Trading Plan that provides for the exercise of stock options and the sale, subject to certain conditions, of up to 125,000 shares of our Class A common stock acquired on those exercises. Sales may be made under this trading plan through March 19, 2027, for a duration of 198 days.

On September 3, 2026, Dawn Owens, our Senior Vice President, Development & Commercial Markets, adopted a Rule 10b5-1 Trading Plan that provides for the exercise of stock options and the sale, subject to certain conditions (including limit prices), of up to 55,542 shares of our Class A common stock acquired on those exercises. Sales may be made under this trading plan through March 31, 2027, for a duration of 210 days.

On September 4, 2026, David Ulrey, our Chief Financial Officer, adopted a Rule 10b5-1 Trading Plan that provides for the exercise of stock options and the sale, subject to certain conditions (including limit prices), of up to 129,829 shares of our Class A common stock acquired on those exercises. Sales may be made under this trading plan through May 28, 2027, for a duration of 267 days.

On September 4, 2026, Jack Norbeck, our Chief Technology Officer, adopted a Rule 10b5-1 Trading Plan that provides for the sale, subject to certain conditions, of up to 382,000 shares of our Class A common stock (including shares of Class A common stock issuable upon conversion of shares of Class B common stock). Sales may be made under this trading plan through May 20, 2027, for a duration of 259 days.

On September 14, 2026, Quinn Woodard, our Vice President, Operations, adopted a Rule 10b5-1 Trading Plan that provides for the exercise of stock options and the sale, subject to certain conditions (including limit prices), of up to 62,194 shares of our Class A common stock acquired on those exercises. Sales may be made under this trading plan through May 28, 2027, for a duration of 257 days.