Government borrowing costs hit multi-decade highs, 10s +4bp · desk brief, Tue 18 Aug 2026
Treasuries (close 2026-08-17): 2s 4.19% (+2.0bp), 10s 4.72% (+4.0bp), 30s 5.31% (+6.0bp).
Tape (close 2026-08-17): VIX 15.19, 2s10s +53bp.
Narrative: Trump Threatens Oman, Rejects Iran Truce Extension | Daybreak Europe 8/18/2026
What mattered:
• Government borrowing costs hit multi-decade highs
• Long-Term Debt Costs Soar to Highest in Decades as Bonds Slump
• Bond Rout Sends Long-Term Borrowing Costs to Highest in Decades
• GB: Employment Change (3M): 83K
• 30-year Treasury yield tops 5.33%, new 19-year high, on inflation and spending concerns