According to the latest disclosure submitted on 9 February 2026 under the Hong Kong Code on Takeovers and Mergers, Morgan Stanley Bank, N.A., a Class (5) associate connected with the Offeror, reported dealings in the A shares of ENN Natural Gas Co., Ltd. on 6 February 2026. The transactions involved derivatives categorized as other product types, conducted through unsolicited client facilitation sales totaling 3,300 and 9,500 reference securities at respective reference prices of RMB19.7927 and RMB19.7672, resulting in total amounts of RMB65,315.9991 and RMB187,788.0010. Both transactions concluded with resultant balances of zero. The derivatives have maturity dates of 31 August 2027 and 28 April 2026 respectively.

Morgan Stanley Bank, N.A., ultimately owned by Morgan Stanley, executed these dealings for its own account. The disclosure forms part of the privatisation process by way of a scheme of arrangement involving ENN Natural Gas Co., Ltd.