Seoul: South Korean treasury bond yields saw a modest increase on December 1, 2025, across various maturities. The 1-year treasury bond yield rose to 2.544% from the previous session's 2.517%, marking a change of 2.7 basis points.

According to Yonhap News Agency, the 2-year treasury bond yield increased by 5.6 basis points, reaching 2.891% from 2.835% in the previous session. The 3-year treasury bond also experienced an uptick, rising by 5.4 basis points to 3.045% from 2.991%. The longer-term 10-year treasury bond yield saw a rise of 4.3 basis points, reaching 3.387% from the previous session's 3.344%.

In addition, the 2-year monetary stabilization bond yield increased by 4.5 basis points to 2.942% from 2.897%. The 3-year corporate bond, rated AA-, rose by 5.3 basis points, reaching 3.481% from the prior 3.428%. Meanwhile, the 91-day certificate of deposit remained unchanged at 2.800%.