Blackrock (BLK) options traded 1,434 contracts on October 23, 2026 (651 calls and 783 puts, a put/call ratio of 1.20), compared with a 30-day average of 2,061. Options price a move of about ±1.8% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 27.0%
Implied move by the nearest expiration: ±1.8%
Option volume: 1,434 contracts (651 calls, 783 puts); 30-day average 2,061

Data as of October 23, 2026.

BLK Option Breakdown

A breakdown of key statistics for each option expiration listed for BLK. 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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