CTBC Financial (TPE:2891) unit CTBC Bank will issue NT$9.6 billion in perpetual non-cumulative subordinated financial debentures on June 4, according to a Monday Taiwan Exchange filing.
Shares gained about 2% in Tuesday's late morning trade.
The 50th series subordinated bonds will carry a fixed annual coupon rate of 4.5% and have no maturity date.
The bonds will be issued at face value, with each debenture carrying a denomination of NT$10 million.
Proceeds will be used to strengthen its capital structure and replenish working capital.
CTBC Bank said the notes may be redeemed after seven years, subject to regulatory approval.