Loading listed desk
ATM IV percentile, min–max rank, z-score, and ring VRP on session / 7d / 30d from stored listed ATM IV (kpi_history) when those samples exist — not a 1y exchange percentile. Thin windows stay —. Share copies %ile + VRP + sources. Research terminal.
7d / 30d use listed ATM IV stored in kpi_history. Thin or short windows stay —. Percentile, min–max rank, z-score, and ring VRP follow this window — not a 1y exchange percentile.
IV percentile
Fraction of session ATM IV samples at or below current. Not a 1y exchange rank. 45 samples in this window.
As of 9/28/2026, 1:58:37 PM
| Level | IV | vs now |
|---|---|---|
| Min | 61.9% | -0.4 pts |
| p25 | 62.5% | +0.3 pts |
| Median | 65.4% | +3.2 pts |
| Mean | 64.6% | +2.3 pts |
| p75 | 66.4% | +4.2 pts |
| Max | 67.0% | +4.7 pts |
| Now | 62.2% | — |
Percentile, min–max rank, z-score, and ring VRP use this lookback window on the history ring — not a 1y exchange series. Sources: live · derive chain · ATM IV from history ring · RV from spots. Thin samples stay —. Options research only (no OMS).