Westlake (WLK) options traded 29 contracts on November 13, 2026 (25 calls and 4 puts, a put/call ratio of 0.16), compared with a 30-day average of 142. Options price a move of about ±1.9% by the nearest expiration.
Data as of November 13, 2026.
A breakdown of key statistics for each option expiration listed for WLK. 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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