iShares Mbs ETF (MBB) options traded 298 contracts on October 19, 2026 (221 calls and 77 puts, a put/call ratio of 0.35), compared with a 30-day average of 3,507. Options price a move of about ±0.5% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 6.5%
Implied move by the nearest expiration: ±0.5%
Option volume: 298 contracts (221 calls, 77 puts); 30-day average 3,507

Data as of October 19, 2026.

MBB Option Breakdown

A breakdown of key statistics for each option expiration listed for MBB. View implied volatility, volatility skew, volume, open interest, straddle premiums, and liquidity -- including bid/ask spread and NBBO bid/ask sizes. Includes links to the option chain, as well as numerous detailed charts.

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