CONVEX
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

MonthOpenCloseHighLowChange
Jan3.59%3.64%3.64%3.59%+1.48%
Feb3.64%3.64%3.64%3.61%+0.00%
Mar3.65%3.72%3.75%3.65%+2.03%
Apr3.73%3.71%3.73%3.71%-0.70%
May3.73%3.73%3.73%3.73%+0.13%

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