Hong Kong, 5 June 2026—The Executive received a Rule 22 disclosure revealing that Morgan Stanley & Co. International plc, classified as a Class (5) associate of the offeror in the proposed privatisation of ENN Energy Holdings Limited, executed multiple unsolicited client-facilitation trades in equity-linked derivatives referencing ENN Energy shares on 4 June 2026.

Total activity comprised 14 transactions—10 purchases and 4 sales—each settled for Morgan Stanley’s own account and leaving no residual position in the disclosed instruments.

Key aggregates • Purchases: 13,080 reference shares for total consideration of USD 0.68 million, at an average price of USD 52.15 per share. • Sales: 1,600 reference shares for total consideration of USD 0.08 million, at an average price of USD 51.95 per share.

Price and maturity profile • Executed purchase prices ranged from USD 51.25 to USD 52.41. • Executed sale prices ranged from USD 51.25 to USD 52.14. • The derivatives mature between 21 January 2027 and 16 May 2033, with the largest single-day purchase—7,537 reference shares—linked to a 31 May 2033 maturity.

Disclosure context The dealings form part of the ongoing privatisation of ENN Energy by way of scheme of arrangement. All transactions were made for Morgan Stanley’s proprietary book, consistent with its role as an associate connected with the offeror under the Hong Kong Code on Takeovers and Mergers.