US Treasury bill yields declined on Monday as improved risk sentiment took hold amid renewed hopes for a diplomatic resolution between the United States and Iran.

The government completed a full award of its T-bill offering with lower rates across all tenors, reflecting a broad-based retreat in short-term yields as market participants priced in a de-escalation of geopolitical risk.

The move in the bill market underscores the sensitivity of US debt markets to geopolitical developments in the Middle East.

As tensions between Washington and Tehran ease, the premium investors demand for holding short-term US government debt compresses.

This repricing aligns with broader market trends where reduced uncertainty in energy supply routes and regional stability lowers the immediate risk premium embedded in rates.

This development follows a period of heightened volatility in Treasury markets driven by fears of a prolonged conflict.