Published daily report data
SOL options metrics: 2026-09-18
Structured values from the immutable published report artifact. Levels are percentages; daily changes are volatility points.
Snapshot
- Current snapshot
- Previous snapshot
- Report generated
Fixed-tenor implied volatility and skew
| Tenor | ATM IV | ATM Δ | RR25 | RR25 Δ | BF25 | BF25 Δ |
|---|---|---|---|---|---|---|
| 1W | 50.69% | 0.79 | 4.01% | 0.03 | 3.81% | -0.61 |
| 2W | 51.97% | -0.07 | 5.09% | 2.05 | 3.71% | -0.65 |
| 1M | 52.69% | -2.13 | 3.13% | -0.19 | 3.69% | -1.03 |
| 3M | 54.03% | -1.74 | 3.40% | 0.51 | 5.28% | 0.21 |
| 6M | Unavailable: The target tenor falls outside the listed-expiry range at one or both snapshots; extrapolated values are suppressed. | |||||
| 9M | Unavailable: The target tenor falls outside the listed-expiry range at one or both snapshots; extrapolated values are suppressed. | |||||
| 1Y | Unavailable: The target tenor falls outside the listed-expiry range at one or both snapshots; extrapolated values are suppressed. | |||||
Realised volatility
Unavailable: Canonical SOL index coverage for 7d is incomplete: expected 10080 one-minute returns, found 10042 (99.6230% coverage); returns spanning missing minutes are excluded.
Provenance and conventions
Derivasys proprietary historical SVI surface database
- Source report: SOL
- RR25: 25-delta call IV minus 25-delta put IV
- BF25: Average 25-delta wing IV minus ATM forward IV
- Fixed tenors: Fixed-tenor measures are published only when listed expiries bracket the target at both comparison snapshots. Targets outside either observable range are suppressed, not extrapolated; headline rankings use only supported tenors.