On 12 November 2025, China Petroleum & Chemical Corporation announced that its total number of issued H shares and A shares remained at 23,945,350,600 and 97,232,263,098, respectively. The disclosure shows a series of share repurchases for cancellation that have not yet been cancelled, spanning from late August to mid-November 2025.

According to the announcement, H-share repurchases included 3,708,000 shares on 12 November 2025 at prices ranging from HKD 4.39 to HKD 4.49, with an aggregate price of HKD 16,520,994. A-share repurchases on the same day totaled 2,759,600 shares on the Shanghai Stock Exchange at prices between RMB 5.69 and RMB 5.72, reaching an aggregate price of RMB 15,761,124. All repurchased shares during these periods have been designated for cancellation though not yet cancelled as of the closing balance date.