MU implied volatility
From the closing options book · October 20, 2026 · updated after every close
MU's at-the-money implied volatility was 57.0% at the October 20, 2026 close. Over the past 257 sessions it ranged from 40.6% to 156.8%, putting today's level at an IV rank of 14 and IV percentile of 16.
MU at-the-money IV, last 60 sessions
Options were pricing more movement than MU actually delivered over the last 20 sessions (57.0% implied against 45.6% 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 MU's own closing history.
These are the October 20, 2026 closing numbers. Members see MU's map move live all session.
Common questions
57.0% at the money at the October 20, 2026 close.
14 over the past 257 sessions (IV percentile 16).
Its IV percentile is 16: low 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.