Bank of China Limited (03988.HK) released its monthly return for October 2025. The announcement confirms that authorized and registered share capital balances remained unchanged, ending the month at RMB 422,212,411,814 in total. Permanent paid-up shares consisted of 83,622,276,395 H shares and 238,590,135,419 A shares, with no adjustments during the period.

The bank’s domestic preference shares—730,000,000 in the third tranche and 270,000,000 in the fourth tranche—also remained static. The report indicates no new issuances, no repurchases, and no movement in treasury shares. The announcement further notes that although domestic preference shares can convert to ordinary A shares upon specified trigger events, there were no such conversions during October 2025.