Hong Kong, 11 June 2026 — ENN Energy Holdings Limited announced that Wellington Management Group LLP, classified as a Class (6) associate of the offeree company, executed multiple trades in ENN Energy shares on 11 June 2026 while the group’s privatisation by scheme of arrangement is underway.

On the reporting date, Wellington Management purchased 93,200 shares at USD 49.5315 per share and an additional 659 shares at USD 49.0800 per share. The firm subsequently sold 27,000 shares at USD 49.0800 per share. All transactions were carried out on a U.S. exchange for discretionary investment clients.

After these dealings, Wellington Management’s holding stood at 71.32 million shares, representing 6.3013 % of ENN Energy’s issued share capital. The investment manager, ultimately owned by Wellington Management Company LLP, remains an associate by virtue of its equity interest in ENN Energy.

The disclosure was submitted in accordance with Rule 22 of the Hong Kong Code on Takeovers and Mergers as part of the ongoing privatisation process.