Current Rating
Rating FAQ
Long-term  :   twAAA
Short-term  :   twA-1+
Outlook  :  Stable
Issuer Rating History
Rating Date Long-term Rating outlook (credit watch) Short-term Rating
2021/04/23 twAAA Stable twA-1+
2012/06/26 twAA+ Stable twA-1+
Research Analysis
Publish Date Subject
2024/06/25 Research Update: BankTaiwan Securities Co. Ltd. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2023/06/19 Research Update: BankTaiwan Securities Co. Ltd. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2022/06/27 Research Update: BankTaiwan Securities Co. Ltd. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2022/05/06 Media Release: Taiwan Cooperative Bank Upgraded And Several Financial Institution Ratings Affirmed Following Taiwan Upgrade; Outlooks Stable
2022/01/24 Media Release: Ratings On Taiwan-Based Securities Brokers Affirmed Under Revised Criteria
2021/06/29 Research Update: BankTaiwan Securities Co. Ltd. Ratings Affirmed At 'twAAA/twA-1+'; Outlook Stable
2021/04/23 Media Release: Ratings And Outlooks On Various Taiwanese Financial Institutions Revised Following Taiwan Upgrade
2020/06/23 Research Update: BankTaiwan Securities Co. Ltd. Ratings Affirmed At 'twAA+/twA-1+'; Outlook Stable
Last 5 Years Issue Rating History
Series Amount
(Million)		 Issue Date Maturity Date
 Coupon Rate
(%)		 Rating Rating Date
None
*Taiwan Ratings maintains continuous surveillance over its ratings and the “Rating date” below refers to the last date on which the ratings/outlook have been changed or the ratings on/off CreditWatch.
*Unless there is a material change in our rating views on a given entity, Taiwan Ratings does not update the “Rating date,” which is accordance with the general international practice for rating disclosures.