China Southern Airlines Company Limited filed its Monthly Return for the period ended 31 March 2026, disclosing only minor changes in share capital driven by convertible bond activity.

Authorised and issued share capital • Total authorised share capital remained at RMB 18.12 billion, comprising 13.48 billion A-shares and 4.64 billion H-shares. • No change was recorded in the 4.64 billion issued H-shares. • Issued A-shares increased by 0.04 million to 13.48 billion following conversions under the company’s 2020 A-share convertible bond programme. • The company confirmed it held no treasury shares at month-end, and the H-share public float satisfied the Hong Kong Stock Exchange’s 5 % minimum requirement.

Convertible bond update • Outstanding A-share convertible bonds decreased by RMB 0.26 million to RMB 5.90 billion. • The month’s conversions generated 41,815 new A-shares. • After these conversions, up to 0.96 billion A-shares remain available for future issuance at an adjusted conversion price of RMB 6.17 per share.

No other share options, warrants, or equity-linked instruments were exercised or issued during the month.