XLK implied volatility
From the closing options book · October 20, 2026 · updated after every close
XLK's at-the-money implied volatility was 28.0% at the October 20, 2026 close. Over the past 258 sessions it ranged from 15.8% to 46.6%, putting today's level at an IV rank of 40 and IV percentile of 56.
XLK at-the-money IV, last 60 sessions
Options were pricing more movement than XLK actually delivered over the last 20 sessions (28.0% implied against 19.7% 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 XLK's own closing history.
These are the October 20, 2026 closing numbers. Members see XLK's map move live all session.
Common questions
28.0% at the money at the October 20, 2026 close.
40 over the past 258 sessions (IV percentile 56).
Its IV percentile is 56: 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.