CNOOC Oilfield Services (02883): CNOOC, the controlling shareholder, has increased its holdings of 815,000 A shares and 22.858 million H shares

Zhitong Finance App News, CNOOC Finance App (02883) issued an announcement. The company received a notice from CNOOC Group Co., Ltd. (CNOOC Group), the controlling shareholder of the company. From September 24, 2026 to September 28, 2026, the CNOOC Group increased its holding of 405,000 A-shares through centralized bidding in the Shanghai Stock Exchange trading system, accounting for about 0.01% of the company's total issued shares. The amount of the increase in A-share holdings was approximately RMB 4.9356 million (excluding taxes and fees); increased through the Hong Kong Stock Exchange Limited system's on-market trading method The company holds 5 million H shares, accounting for 0.10% of the company's total issued shares, and the amount of additional H shares is approximately RMB 31.758 million (excluding tax).

After the implementation of the above holdings increase, CNOOC's current plan to increase its holdings of A shares has increased its holdings by a total of 815,000 A shares, with a cumulative increase of about RMB 9.916,600 (excluding tax); it has increased its holdings of 22.858 million H shares, and the total amount of H shares increased by approximately RMB 125 million (excluding taxes and fees). As of the disclosure date of this announcement, CNOOC held a total of 2,434.5 billion shares of the company, accounting for an increase of about 51.02% from about 50.91% before the above increase in holdings.