4 calls and 0 puts traded on Nov 4, 2026, 4 contracts in total. Open interest was 1.26K contracts. Over the past 30 days, volume averaged 14 contracts per day. The KRO option volume chart shows volume by strike and expiration date.

Kronos Worldwide IV rank is 24, so its 30-day implied volatility of 65.0% is in the lower part of its one-year range. Over the past year it ranged from 24.0% on Mar 25, 2026 to 191.8% on Jan 16, 2026. See the KRO implied volatility history for a longer view.

The Kronos Worldwide put/call volume ratio was 0.00 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.17. The KRO open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Kronos Worldwide options about one week from expiration was $7.50, 3.0% below the $7.73 close. The KRO max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 67.0%, options price a move of about ±$0.72 (±9.3%) over the next week, a range of roughly $7.01 to $8.45 from the Nov 4, 2026 close. The KRO expected move chart shows it for every expiration date.