Historical Year Data · 2026
AA Corporate OAS in 2026
AA Corporate OAS opened 2026 at 49 bps and closed at 48 bps, a -2.04% move for the year. The high of 60 bps was reached on March 13, and the low of 44 bps on January 22.
Open
49 bps
2026-01
Close
48 bps
97 data points
High
60 bps
Mar 13
Low
44 bps
Jan 22
Full Year Change
-2.04%
2025 Change
+2.08%
Monthly Breakdown
| Month | Open | Close | High | Low | Change |
|---|---|---|---|---|---|
| Jan | 49 bps | 46 bps | 49 bps | 44 bps | -6.12% |
| Feb | 45 bps | 55 bps | 55 bps | 45 bps | +22.22% |
| Mar | 53 bps | 56 bps | 60 bps | 51 bps | +5.66% |
| Apr | 54 bps | 52 bps | 54 bps | 49 bps | -3.70% |
| May | 52 bps | 48 bps | 52 bps | 48 bps | -7.69% |
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