Microvast Holdings, Inc.

Rule 10b5-1 under the Exchange Act provides an affirmative defense that enables prearranged transactions in securities in a manner that avoids concerns about initiating transactions at a future date while possibly in possession of material nonpublic information. Our Insider Trading Policy permits our directors and executive officers to enter into trading plans designed to comply with Rule 10b5-1.

On December 12, 2025, Yang Wu, the Company's Chief Executive Officer, adopted a 10b5-1 trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act. The 10b5-1 trading plan provides for the sale of an aggregate of up to 10,000,000 shares of the Company's common stock between April 1, 2026 and March 31, 2027.

On June 11, 2025, Yixin Pan, director and Chair of the Compensation Committee and Nominating & Governance Committee, adopted a 10b5-1 trading plan intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act. The 10b5-1 trading plan provides for the sale of an aggregate of up to 12,596 shares of the Company's common stock between December 31, 2025 and January 6, 2026.

No other director or officer of the Company (as defined in Rule 16a-1(f) under the Exchange Act)adopted orterminated any contract, instruction or written plan for the purchase or sale of our securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act or any “non-Rule 10b5-1 trading arrangement” as defined in Item 408(c) of Regulation S-K during the three months ended June 30, 2026.