SLB volatility Slb N.V.
IV30Implied volatility interpolated to a constant 30-day horizon from the expirations around it, so different stocks and dates can be compared fairly.33.7%
HV20How much the stock actually moved, measured from daily closing prices over a past window (annualized). Compare with implied volatility to see what the options market priced versus what happened.40.1%
HV6040.8%
IV − HV20 spread
-6.4pt
Universe percentileWhere this IV30 ranks across all securities we cover today (a cross-sectional comparison, not the stock's own history).
52
Own-history percentileWhere today's IV30 sits versus its own daily history — 80 means higher than roughly 80% of recorded observations for that period.
4/60 days recorded
Cboe delayed options data · as of 06:38 UTC · How these are computed
IV term structure
At-the-money implied volatility for each listed expiration, plotted by days remaining.
| Expires | DTE | ATM IV | 25Δ skewThe IV gap between 25-delta puts and 25-delta calls for one expiration. Positive skew means downside protection is priced richer than upside exposure. | Implied move |
|---|---|---|---|---|
| Sep 04, 2026 | 0 | 37.9% | -4.5pt | ±1.7% |
| Sep 11, 2026 | 7 | 32.6% | -1.1pt | ±3.9% |
| Sep 18, 2026 | 14 | 32.0% | -3.3pt | ±5.2% |
| Sep 25, 2026 | 21 | 33.7% | -2.5pt | ±6.6% |
| Oct 02, 2026 | 28 | 33.7% | -2.6pt | ±7.6% |
| Oct 09, 2026 | 35 | 33.9% | -2.5pt | ±8.5% |
| Oct 16, 2026 | 42 | 35.4% | -1.4pt | ±9.7% |
| Oct 23, 2026 | 49 | 41.2% | -7.5pt | ±12.4% |
| Nov 20, 2026 | 77 | 36.5% | -1.0pt | ±13.5% |
| Dec 18, 2026 | 105 | 36.0% | -0.4pt | ±15.5% |
| Jan 15, 2027 | 133 | 36.3% | -1.7pt | ±17.5% |
| Feb 19, 2027 | 168 | 35.5% | -1.2pt | ±19.2% |
| Mar 19, 2027 | 196 | 36.2% | +0.5pt | ±21.1% |
| Jun 17, 2027 | 286 | 36.4% | +0.2pt | ±25.4% |
| Sep 17, 2027 | 378 | 35.5% | — | ±28.3% |
| Jan 21, 2028 | 504 | 36.0% | — | ±32.9% |
Volatility smile — Sep 18, 2026
Implied volatility by strike. The tilt toward puts (left side higher) is the skew: downside protection priced richer than upside.
callsputs
Implied vs realized, daily record
IV30HV20