IHI implied volatility
From the closing options book · October 20, 2026 · updated after every close
IHI's at-the-money implied volatility was 23.5% at the October 20, 2026 close. Over the past 47 sessions it ranged from 18.5% to 55.7%, putting today's level at an IV rank of 13 and IV percentile of 34.
IHI at-the-money IV, last 60 sessions
Options were pricing more movement than IHI actually delivered over the last 20 sessions (23.5% implied against 17.6% 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 IHI's own closing history.
These are the October 20, 2026 closing numbers. Members see IHI's map move live all session.
Common questions
23.5% at the money at the October 20, 2026 close.
13 over the past 47 sessions (IV percentile 34).
Its IV percentile is 34: middling 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.