Historical Year Data · 2026
Single-B HY OAS in 2026
Single-B HY OAS opened 2026 at 302 bps and closed at 326 bps, a +7.95% move for the year. The high of 377 bps was reached on March 30, and the low of 270 bps on September 21.
Open
302 bps
2026-01
Close
326 bps
208 data points
High
377 bps
Mar 30
Low
270 bps
Sep 21
Full Year Change
+7.95%
2025 Change
+3.79%
Monthly Breakdown
| Month | Open | Close | High | Low | Change |
|---|---|---|---|---|---|
| Jan | 302 bps | 314 bps | 314 bps | 281 bps | +3.97% |
| Feb | 306 bps | 345 bps | 345 bps | 306 bps | +12.75% |
| Mar | 336 bps | 361 bps | 377 bps | 327 bps | +7.44% |
| Apr | 346 bps | 311 bps | 347 bps | 303 bps | -10.12% |
| May | 305 bps | 299 bps | 316 bps | 295 bps | -1.97% |
| Jun | 295 bps | 299 bps | 304 bps | 282 bps | +1.36% |
| Jul | 297 bps | 304 bps | 304 bps | 285 bps | +2.36% |
| Aug | 295 bps | 272 bps | 295 bps | 272 bps | -7.80% |
| Sep | 275 bps | 316 bps | 316 bps | 270 bps | +14.91% |
| Oct | 329 bps | 326 bps | 329 bps | 302 bps | -0.91% |
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