Published daily report data
SOL options metrics: 2026-09-20
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 | 55.38% | 2.00 | 1.04% | -0.75 | 4.36% | 0.39 |
| 2W | 53.86% | 1.31 | 1.33% | -0.57 | 4.07% | 0.01 |
| 1M | 53.39% | 0.47 | 2.01% | -0.52 | 4.37% | 0.34 |
| 3M | 54.41% | 0.31 | 2.90% | 0.04 | 5.36% | 0.88 |
| 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.