Auction Results of 30-Year Central Government Bonds (Issue Code A15105)

The Bank, on behalf of the Ministry of Finance, conducted an auction of 30-Year Central Government Bonds (A15105) on May 26, 2026. The auction results are as follows:

• Issue Date                                                       May 29, 2026
• Maturity Date                                                  May 29, 2056
• Amount Offered                                              NT$20 billion
• Amount Issued                                                NT$20 billion
• Coupon Rate                                                   1.8750% per annum

                                                                                   (determined in increments of 0.125% at the closest rate below the highest accepted yield)

• Issue Price                                                       Calculated based on the highest accepted yield

• Competitive Bidding      

          Amount Offered                                               NT$19.9999 billion

          Amount Issued                                                 NT$19.9999 billion

          Total Bids Tendered                                          NT$31 billion

          Total Bids Accepted                                          NT$19.9999 billion

          Bid-to-Cover Ratio                                           1.55

          Lowest Accepted Yield                                     1.6600% per annum

          Highest Accepted Yield                                    1.9000% per annum

          Weighted Average Accepted Yield                   1.8140% per annum

• Agency Sales via Chunghwa Post Co., Ltd.

          Amount Offered                                                NT$0.0001 billion

          Amount Issued                                                  NT$0.0001 billion