China Petroleum & Chemical Corporation (Sinopec Corp) filed a Next Day Disclosure Return outlining fresh on-market share repurchases executed on 22 June 2026 across both its Hong Kong-listed H shares and Shanghai-listed A shares.

Key transactions on 22 June 2026 • H shares: 1.50 million shares bought back on the Hong Kong Stock Exchange at prices between HKD 4.10 and HKD 4.19, for a total consideration of HKD 6.23 million. The purchase represents 0.006 % of the 23.78 billion H shares outstanding prior to the transaction. • A shares: 5.10 million shares repurchased on the Shanghai Stock Exchange at prices ranging from RMB 4.64 to RMB 4.79, costing RMB 24.02 million. The volume equals 0.005 % of the 97.14 billion A shares in issue before the trade.

Cumulative repurchases under current mandate Since the current mandate was approved on 13 May 2026—authorising the company to buy back up to 2.38 billion shares (10 % of total issued share capital)—Sinopec Corp has repurchased 6.50 million H shares, equivalent to 0.005 % of the total shares outstanding at the mandate date.

Capital structure unchanged pending cancellation All repurchased shares are designated for cancellation. As of 22 June 2026, the company’s issued share capital remains at 23.78 billion H shares and 97.14 billion A shares (combined 120.93 billion shares), as cancellation has not yet been effected.

Issuance restrictions In line with Hong Kong Listing Rule 10.06(3)(a), Sinopec Corp is subject to a 30-day moratorium on issuing new shares or transferring treasury shares, ending on 22 July 2026.