Announcement on behalf of CTBC Securities Co., Ltd. for fully collecting the proceeds of the private placement

1.Date of occurrence of the event:2026/09/08
2.Company name:CTBC Securities Co., Ltd.
3.Relationship to the Company (please enter ”head office” or
  ”subsidiaries”):subsidiaries
4.Reciprocal shareholding ratios:NA
5.Cause of occurrence:CTBC Securities issued
288,350,600 common shares through private placement at NTD 17.34 per share,
raising NTD 4,999,999,404 which was fully subscribed by the parent company
CTBC financial Holding Co., Ltd..
6.Countermeasures:NA
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 record date of cash capital increase is 2026/09/08