Announcement on behalf of CTBC Bank Co., Ltd. regarding the 2026 cash dividend record date

1.Date of the resolution by the board of directors or shareholders meeting
  or decision by the Company:2026/05/29
2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”,
”Ex-dividend”, or ”Ex-rights and dividend”):Ex-dividend
3.Type and monetary amount of dividend distribution:
  The cash dividend is NT$1.74803 per share, with a total distribution amount
  of NT$29,941,049,152.
4.Ex-rights (ex-dividend) trading date:NA
5.Last date before book closure:NA
6.Book closure starting date:NA
7.Book closure ending date:NA
8.Ex-rights (ex-dividend) record date:2026/06/03
9.Any other matters that need to be specified:
  The distribution date is June 5, 2026.