CNOOC (00883): Over half of the original holdings increase plan period, the total amount of the actual holdings increase has not reached 50% of the lower limit of the planned amount range

Zhitong Finance App News, CNOOC (00883) issued an announcement. From March 5, 2026 to October 8, 2026, CNOOC Group increased its holdings of the Company's 3.186,600 A shares through the Shanghai Stock Exchange trading system, accounting for about 0.0067% of the total number of issued shares of the Company, with an increase of RMB 99.9972 million (excluding taxes and fees); and increased its Hong Kong shares by 7.514 million shares through the Hong Kong Stock Exchange trading system, accounting for an increase of about 0.0158% of the total number of issued shares of the Company The holding amount is RMB 149 million (tax not included).

As of October 8, 2026, under the current increase plan, CNOOC Group increased its holdings of the Company's A-shares by a total of RMB 0.0082% of the total number of shares issued by the Company, with a cumulative increase of RMB 130 million (excluding taxes and fees); and a cumulative increase of 31.812 million shares of the Company's Hong Kong shares, accounting for approximately 0.0669% of the total number of issued shares of the Company, with a cumulative increase of RMB 522 million (excluding taxes and fees).

As of October 8, 2026, the original holdings increase period has passed halfway, but due to various factors such as overseas geopolitics, large fluctuations in international crude oil prices, and changes in the capital market, the total amount of increase in holdings has not reached 50% of the lower limit of the planned amount range. In the future, CNOOC Group will continue to take the opportunity to increase its shares in the Company with its own capital in accordance with this holdings increase plan.

This plan to increase holdings complies with the relevant provisions of the “Securities Law of the People's Republic of China” and other relevant laws and regulations. CNOOC Group and its co-actors promised not to reduce their holdings of the Company's shares during the implementation of this plan and during the statutory period.