Companhia Siderurgica Nacional S.A. (SID) options traded 186 contracts on November 11, 2026 (129 calls and 57 puts, a put/call ratio of 0.44), compared with a 30-day average of 238. Options price a move of about ±4.8% by the nearest expiration.

Key numbers

30-day implied volatility (IV30): 72.4%
Implied move by the nearest expiration: ±4.8%
Option volume: 186 contracts (129 calls, 57 puts); 30-day average 238

Data as of November 11, 2026.

SID Option Breakdown

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

▲ Close