On 20 May 2026, Morgan Stanley Capital Services LLC disclosed two offsetting derivative transactions in A shares of ENN Natural Gas Co., Ltd. under Rule 22 of the Hong Kong Code on Takeovers and Mergers.

The Class (5) associate connected to the prospective offeror executed:

• An unsolicited client-facilitation purchase of 25,500 reference shares, linked to derivatives maturing on 31 August 2027, at RMB 20.9805 per share for a consideration of RMB 535,003.99.

• A simultaneous unsolicited client-facilitation sale of an identical 25,500 reference shares, with the same maturity and reference price, receiving RMB 535,003.99.

Following the matched transactions, Morgan Stanley Capital Services LLC reported a resultant balance of zero reference securities related to ENN Natural Gas.

The firm confirmed the dealings were conducted for its own account and that it is ultimately owned by Morgan Stanley. No other positions or agreements were disclosed.