Serve Robotics Inc. /DE/

On November 17, 2025, Euan Abraham, our Chief Hardware and Manufacturing Officer, entered into a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act with respect to the potential sale of up to 70,875 shares of the Company’s common stock. The arrangement has a termination date of the earlier of (i)November 13, 2026 or (ii) the date on which an aggregate of 70,875 shares of the Company’s common stock have been sold under the Rule 10b5-1 trading plan. In no event will sales occur under the trading plan prior to February 17, 2026. As of the date of this Annual Report on Form 10-K, none of the shares have been sold and no other adjustments were made to the trading plan during the quarterly period covered by this Annual Report on Form 10-K.

Other than as disclosed above, during the fiscal quarter ended December 31, 2025, no director or officer of the Company adopted orterminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement” (in each case, as defined in Item 408 of Regulation S-K).