Seoul: South Korean bond yields experienced an increase across all maturities on the morning of September 11, 2026. The yields for the 1-year, 2-year, 3-year, and 10-year Treasury Bonds (TB) showed notable changes from the previous session.

According to Yonhap News Agency, the 1-year Treasury Bond yield rose by 6 basis points to 3.567%, up from 3.507% in the previous session. The 2-year Treasury Bond yield increased by 9.1 basis points, reaching 3.928%, compared to 3.837% previously. Similarly, the 3-year Treasury Bond yield climbed by 8.8 basis points to 4.018%, from the prior 3.930%.

The 10-year Treasury Bond yield saw an increase of 10 basis points, reaching 4.553%, up from 4.453% in the previous session. In addition, the 2-year Monetary Stabilization Bond (MSB) yield rose by 9.8 basis points to 3.925%, compared to 3.827% before.

The yield for the 3-year Corporate Bond (AA-) increased by 8.7 basis points, settling at 4.687%, up from 4.600% in the previous session. These changes indicate movements in the bond market that could have implications for investors and the broader financial landscape.