TYK Medicines chairman Wu Yusheng buys 635,000 H shares for HK$2.09 million

• Chairman and CEO Wu Yusheng bought 635,000 H shares on-market between Sept. 8 and Sept. 10.
• Purchase represented about 0.17% of issued share capital; aggregate consideration about HK$ 2.09 million.
• He signaled further buying, with additional purchases expected to total no more than HK$ 3 million.
• Shares bought from Sept. 8 to Oct. 7 will be locked up for six months from each purchase date.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. TYK Medicines Inc. published the original content used to generate this news brief via IIS, the regulatory disclosure system operated by the Hong Kong Stock Exchange (HKex) (Ref. ID: HKEX-EPS-20260910-12328496), on September 10, 2026, and is solely responsible for the information contained therein.