Hong Kong, 28 May 2026—In a filing made under Rule 22 of the Hong Kong Code on Takeovers and Mergers, ENN Energy Holdings Ltd. reported that BlackRock, Inc., classified as a Class (6) associate of the offeree company, reduced its shareholding through a market sale conducted on 27 May 2026.

• Transaction details: BlackRock disposed of 602,038 ENN Energy shares at an average price of HK$55.25 per share. • Post-transaction position: BlackRock’s aggregate stake now stands at 69.89 million shares, equivalent to 6.18 percent of ENN Energy’s issued share capital. • Transaction context: The shares were sold on a U.S. exchange for the accounts of discretionary investment clients. The disclosure is linked to the ongoing privatisation of ENN Energy by way of a scheme of arrangement.

The filing underscores the movement of a major associate shareholder during the privatisation process, offering visibility into changing ownership dynamics in the utility company.