On 07 November 2025, China Petroleum & Chemical Corporation announced details of its share repurchase activities. The total number of issued H shares remained at 23,945,350,600, and the total number of issued A shares stood at 97,232,263,098 as of the same date.

From 22 September 2025 to 07 November 2025, the corporation repurchased multiple batches of H shares at prices from HKD 4.06 to HKD 4.28 per share, all pending cancellation. Meanwhile, from 22 August 2025 to 06 November 2025, various A shares were repurchased at prices ranging roughly between RMB 5.29 and RMB 5.80 per share, also awaiting cancellation.

On 07 November 2025, the corporation repurchased 3,172,000 H shares on The Stock Exchange of Hong Kong at a highest price of HKD 4.30 and a lowest price of HKD 4.25, with an aggregate payment of approximately HKD 13,567,278.4.

Under the share repurchase mandate approved on 28 May 2025, the corporation is authorised to repurchase up to 2,404,929,260 shares in total. As of the date of the announcement, 123,294,000 shares had been repurchased under this mandate, representing approximately 0.1% of the corporation’s issued shares at the time of approval.