COF implied volatility
From the closing options book · October 20, 2026 · updated after every close
COF's at-the-money implied volatility was 41.5% at the October 20, 2026 close. Over the past 226 sessions it ranged from 16.5% to 64.9%, putting today's level at an IV rank of 52 and IV percentile of 80.
COF at-the-money IV, last 60 sessions
Options were pricing more movement than COF actually delivered over the last 20 sessions (41.5% implied against 20.9% 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 COF's own closing history.
These are the October 20, 2026 closing numbers. Members see COF's map move live all session.
Common questions
41.5% at the money at the October 20, 2026 close.
52 over the past 226 sessions (IV percentile 80).
Its IV percentile is 80: 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.