Total Voting Rights Hong Kong, Shanghai & Florham Park, NJ - Friday

Hong Kong, Shanghai & Florham Park, NJ - Friday, May 30, 2025: HUTCHMED (China) Limited ("HUTCHMED") (Nasdaq/AIM: HCM; HKEX: 13) hereby notifies the market that as at May 30, 2025, the issued share capital of HUTCHMED consisted of 871,611,095 ordinary shares of US$0.10 each, with each share carrying one right to vote and with no shares held in treasury.

The above figure of 871,611,095 may be used by shareholders as the denominator for the calculations by which they could determine if they are required to notify their interest in, or a change to their interest in, HUTCHMED shares under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

For illustrative purposes only, the 871,611,095 ordinary shares would be equivalent to 871,611,095 depositary interests (each equating to one ordinary share) which are traded on AIM or, if the depositary interests were converted in their entirety, equivalent to 174,322,219 American depositary shares (each equating to five ordinary shares) which are traded on Nasdaq.