SLB implied volatility
From the closing options book · October 20, 2026 · updated after every close
SLB's at-the-money implied volatility was 43.4% at the October 20, 2026 close. Over the past 195 sessions it ranged from 23.7% to 58.9%, putting today's level at an IV rank of 56 and IV percentile of 87.
SLB at-the-money IV, last 60 sessions
Options were pricing more movement than SLB actually delivered over the last 20 sessions (43.4% implied against 27.1% realized).
IV rank places today's IV between the period's low (0) and high (100); IV percentile is the share of sessions with lower IV. Both use SLB's own closing history.
These are the October 20, 2026 closing numbers. Members see SLB's map move live all session.
Common questions
43.4% at the money at the October 20, 2026 close.
56 over the past 195 sessions (IV percentile 87).
Its IV percentile is 87: high against its own past year.
Compare: implied volatility on other tickers
Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.