Seoul: South Korean bond yields experienced a slight decline across most tenors, as observed on December 5, 2025. The yields for different treasury bonds (TB) and monetary stabilization bonds (MSB) showed a downward trend, with only the 91-day certificate of deposit (CD) witnessing an increase.

According to Yonhap News Agency, the 1-year treasury bond yield decreased by 1.5 basis points to 2.509% from the previous session's 2.524%. The 2-year treasury bond yield fell by 2.4 basis points, settling at 2.826% compared to 2.850% in the last session. Additionally, the 3-year treasury bond saw a reduction of 3.1 basis points, reaching 2.994% from the prior 3.025%.

The 10-year treasury bond also experienced a decrease, dropping by 1.8 basis points to 3.358% from the previous session's 3.376%. Similarly, the 2-year monetary stabilization bond yield decreased by 2.3 basis points, reaching 2.878% from the earlier 2.901%.

In the corporate bond sector, the 3-year corporate bond rated AA- saw its yield decline by 2.1 basis points to 3.453%, down from 3.474% observed in the previous session. In contrast, the 91-day certificate of deposit yield increased by 2.0 basis points, rising to 2.830% from the previous 2.810%.