Antengene Corporation Limited (Antengene-B) disclosed a share repurchase on 7 October 2026, acquiring 117,000 ordinary shares on the Hong Kong Stock Exchange for a total consideration of HK$0.40 million. The transaction was executed within a price range of HK$3.38 to HK$3.50 per share, translating to a volume-weighted average repurchase price of HK$3.46.

Following the buyback, Antengene’s issued share capital (excluding treasury shares) decreased marginally by 0.017 % to 686.50 million shares. Treasury shares increased to 3.04 million, while the company’s total issued shares remained unchanged at 689.54 million as of the same date.

The October repurchase was conducted under the mandate approved on 10 June 2026, which authorises the company to repurchase up to 67.92 million shares. Cumulative repurchases under this mandate now stand at 2.84 million shares, equivalent to 0.42 % of the issued share base at the time the mandate was granted.

No repurchased shares have been cancelled; all 117,000 shares will be held as treasury stock. In line with Hong Kong Stock Exchange regulations, Antengene is subject to a moratorium on new share issues or treasury share disposals until 6 November 2026.