Current Rating
Rating FAQ
Long-term  :   twA
Short-term  :   twA-1
Outlook  :  Stable
Issuer Rating History
Rating Date Long-term Rating outlook (credit watch) Short-term Rating
2021/06/25 twA Stable twA-1
2020/06/22 twA Negative twA-1
2010/03/08 twA Stable twA-1
2009/03/03 twA Negative twA-1
2008/12/23 twA Watch Neg twA-1
2007/06/07 twA Stable twA-1
2006/06/20 twA Stable twA-2
2005/07/15 twA- Positive twA-2
2004/12/22 twA- Stable twA-2
2004/07/15 twBBB Stable twA-3
2001/07/09 twBBB- Stable twA-3
Research Analysis
Publish Date Subject
2024/06/21 Media Release: O-Bank 'twA/twA-1' Ratings Affirmed On Satisfactory Asset Quality, Improved Deposit Structure; Outlook Stable
2023/06/20 Research Update: O-Bank Co. Ltd. Ratings Affirmed At 'twA/twA-1'; Outlook Stable
2022/06/27 Research Update: O-Bank Co. Ltd. Ratings Affirmed At 'twA/twA-1'; Outlook Stable
2022/01/18 Media Release: Selected Taiwan-Based Bank Ratings Affirmed Under Revised Criteria
2021/06/25 Media Release: O-Bank Co. Ltd. Outlook Revised To Stable On Stabilizing Asset Quality, Improved Capitalization; 'twA/twA-1' Ratings Affirmed
2020/06/22 Media Release: O-Bank Co. Ltd. Outlook Revised To Negative As Weakened Asset Quality Pressures Capitalization; 'twA/twA-1' Ratings Affirmed
Last 5 Years Issue Rating History
Series Amount
(Million)		 Issue Date Maturity Date
 Coupon Rate
(%)		 Rating Rating Date
103--4/   0 -- -- -- NR  2022/05/05
103-3-/   0 -- -- -- NR  2021/09/26
103--2/   0 -- -- -- NR  2021/06/26
103-1-/   0 -- -- -- NR  2021/03/27
99-2-/   0 -- -- -- NR  2020/07/07
*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.