JST Group Corporation Limited disclosed a share buyback on 05 May 2026, repurchasing 112,700 ordinary shares on the Hong Kong Stock Exchange. The transaction was executed within a price range of HKD 16.28–16.88 per share, yielding a volume-weighted average cost of HKD 16.53 and an aggregate consideration of HKD 1.86 million.

Following the repurchase, the company’s issued share capital (excluding treasury shares) decreased to 435.56 million, while total issued shares remained unchanged at 436.26 million. Treasury shares increased to 706,500, representing 0.16 % of the 435.56 million issued shares authorised under the current repurchase mandate.

The buyback forms part of the mandate approved on 05 October 2025, which permits the company to repurchase up to 42.60 million shares. Cumulative repurchases under this mandate now stand at 706,500 shares, or 0.17 % of the issued share base at the time the mandate was granted.

All repurchased shares are being held as treasury stock; none have been cancelled. In accordance with Hong Kong listing regulations, JST Group is subject to a moratorium on issuing new shares or disposing of treasury shares until 04 June 2026.