Seoul: South Korean bond yields saw an increase across various maturities on June 19, 2026. The 1-year Treasury Bond (TB) rose by 1.7 basis points, reaching a yield of 3.300% from the previous session's 3.283%. The 2-year TB also experienced a rise, closing at 3.630%, which is a 2.2 basis point increase from the last session's 3.608%.

According to Yonhap News Agency, the 3-year TB registered an increase of 3.4 basis points, moving up to 3.784% from 3.750%. The 10-year TB yield rose by 5.3 basis points, reaching 4.171% from the previous session's 4.118%. Among other securities, the 2-year Monetary Stabilization Bond (MSB) increased to 3.678% from 3.649%, marking a rise of 2.9 basis points.

Further, the 3-year Corporate Bond (CB) rated AA- saw an increase in yield by 3.8 basis points, closing at 4.419% compared to the previous 4.381%. Meanwhile, the 91-day Certificate of Deposit (CD) remained unchanged at 2.920%, showing stability in its yield.