Historical Year Data · 2026
6-Month Bill Auction High Yield in 2026
6-Month Bill Auction High Yield opened 2026 at 3.59% and closed at 3.73%, a +4.10% move for the year. The high of 3.75% was reached on March 23, and the low of 3.59% on January 5.
Open
3.59%
2026-01
Close
3.73%
19 data points
High
3.75%
Mar 23
Low
3.59%
Jan 5
Full Year Change
+4.10%
2025 Change
-15.13%
Monthly Breakdown
| Month | Open | Close | High | Low | Change |
|---|---|---|---|---|---|
| Jan | 3.59% | 3.64% | 3.64% | 3.59% | +1.48% |
| Feb | 3.64% | 3.64% | 3.64% | 3.61% | +0.00% |
| Mar | 3.65% | 3.72% | 3.75% | 3.65% | +2.03% |
| Apr | 3.73% | 3.71% | 3.73% | 3.71% | -0.70% |
| May | 3.73% | 3.73% | 3.73% | 3.73% | +0.13% |
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