Seoul: South Korean bond yields on May 19, 2026, exhibited mixed results across different maturities. The 1-year Treasury Bond (TB) yield increased slightly by 0.6 basis points to 3.153% from the previous session's 3.147%. Meanwhile, the 2-year TB yield remained unchanged at 3.597%.

According to Yonhap News Agency, the 3-year TB yield experienced a minor decrease, slipping by 0.6 basis points to 3.751% from its previous level of 3.757%. The 10-year TB yield saw a more significant drop, declining by 2.9 basis points to 4.210% from 4.239%.

In other segments, the 2-year Monetary Stabilization Bond (MSB) yield rose by 0.6 basis points to 3.627%, up from 3.621%. The 3-year Corporate Bond (AA-) yield decreased by 0.4 basis points, moving from 4.381% to 4.377%. The 91-day Certificate of Deposit (CD) yield remained steady at 2.810%, with no change from the previous session.