The index will track 30 days forward volatility implied by IBIT options, offering investors a rules-based gauge of risk in digital assets.

Cboe Global Markets is set to expand its volatility index franchise into digital assets with the launch of the Cboe IBIT Volatility Index (BITVX) on 23 March. Cboe’s VIX methodology is a rules‑based formula The benchmark applies Cboe’s well‑known VIX methodology to Bitcoin, offering a formal gauge of 30‑day expected volatility derived from options tied to the iShares Bitcoin Trust ETF (iBIT). Cboe’s VIX methodology is a rules‑based formula built from SPX index options that