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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

MonthOpenCloseHighLowChange
Jan49 bps46 bps49 bps44 bps-6.12%
Feb45 bps55 bps55 bps45 bps+22.22%
Mar53 bps56 bps60 bps51 bps+5.66%
Apr54 bps52 bps54 bps49 bps-3.70%
May52 bps48 bps52 bps48 bps-7.69%

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