Seoul: South Korean bond yields exhibited mixed changes on December 11, 2025, with notable movements in the 1-year Treasury Bond (TB) yield. The 1-year TB yield increased to 2.578%, marking a change of 3.4 basis points from the previous session's 2.544%.

According to Yonhap News Agency, the 2-year TB yield rose slightly by 0.8 basis points, reaching 2.909% compared to 2.901% in the previous session. The 3-year TB yield experienced a modest increase of 0.6 basis points, moving from 3.095% to 3.101%. Additionally, the 10-year TB yield edged up by 0.7 basis points, settling at 3.378% from the previous 3.371%.

The 2-year Monetary Stabilization Bond (MSB) yield saw a minor rise of 0.5 basis points, reaching 2.965% from 2.960%. The 3-year Corporate Bond (AA-) yield increased by 1.1 basis points, moving from 3.574% to 3.585%. Meanwhile, the 91-day Certificate of Deposit (CD) yield remained unchanged at 2.830%, maintaining its previous session's level.