Auction Results of 20-Year Central Government Bonds (Issue Code A15107)

The Bank, on behalf of the Ministry of Finance, conducted an auction of 20-Year Central Government Bonds (A15107) on July 23, 2026. The auction results are as follows:

• Issue Date                                                       July 28, 2026
• Maturity Date                                                  July 28, 2046
• Amount Offered                                              NT$20 billion
• Amount Issued                                                NT$20 billion
• Coupon Rate                                                 2.1250% 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$19.9979 billion

          Amount Issued                                            NT$19.9979 billion

          Total Bids Tendered                                     NT$20.7500 billion

          Total Bids Accepted                                     NT$19.9979 billion

          Bid-to-Cover Ratio                                     1.04

          Lowest Accepted Yield                               1.7800% per annum

          Highest Accepted Yield                              2.2000% per annum

          Weighted Average Accepted Yield             1.9040% per annum

• Agency Sales via Chunghwa Post Co., Ltd.

          Amount Offered                                          NT$0.0021 billion

          Amount Issued                                            NT$0.0021 billion