Announcement by CTBC Holding for preferred share B dividend yield reset after issuance of 7 years

1.Date of occurrence of the event:2024/12/23
2.Company name:CTBC Financial Holding Co., Ltd.
3.Relationship to the Company (please enter ”head office” or
  ”subsidiaries”):Head Office
4.Reciprocal shareholding ratios:N/A
5.Cause of occurrence:In accordance with the rights and obligations of
preferred share B to reset dividend yield
6.Countermeasures:The dividend yield of preferred share B was set at 3.75%.
The dividend yield will be reset every 7 years and the interest rate
fixing date which is two business days prior to the interest rate reset
date. The average 7 year IRS rate of TAIFXIRS and COSMOS3 by Reuter at
11:00am on December 23rd, 2024 is 1.9925%. Thus, the dividend yield reset
is 4.66%, equal to the sum of the above average 7 year IRS rate and the
markup rate 2.6675%, and will be effective from December 25th, 2024.
7.Any other matters that need to be specified (the information disclosure
  also meets the requirements of Article 7, subparagraph 9 of the Securities
  and Exchange Act Enforcement Rules, which brings forth a significant impact
  on shareholders rights or the price of the securities on public companies.):
The original PYTWDFIX can not be obtained. Thus, the Company substitute
TAIFXIRS for it with good faith.