CDNS implied volatility
From the closing options book · October 20, 2026 · updated after every close
CDNS's at-the-money implied volatility was 52.1% at the October 20, 2026 close. Over the past 249 sessions it ranged from 25.0% to 108.8%, putting today's level at an IV rank of 32 and IV percentile of 79.
CDNS at-the-money IV, last 60 sessions
Options were pricing more movement than CDNS actually delivered over the last 20 sessions (52.1% implied against 36.5% 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 CDNS's own closing history.
These are the October 20, 2026 closing numbers. Members see CDNS's map move live all session.
Common questions
52.1% at the money at the October 20, 2026 close.
32 over the past 249 sessions (IV percentile 79).
Its IV percentile is 79: 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.