717 calls and 39 puts traded on Nov 4, 2026, 756 contracts in total. Open interest was 14.08K contracts. Over the past 30 days, volume averaged 444 contracts per day. The MCY option volume chart shows volume by strike and expiration date.

Mercury General IV rank is 4, so its 30-day implied volatility of 31.4% is near the bottom of its one-year range. Over the past year it ranged from 26.0% on Aug 28, 2026 to 179.2% on Jan 16, 2026. See the MCY implied volatility history for a longer view.

The Mercury General put/call volume ratio was 0.05 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.05. The MCY open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Mercury General options about one week from expiration was $101.35, 14.1% above the $88.79 close. The MCY max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 32.1%, options price a move of about ±$3.95 (±4.4%) over the next week, a range of roughly $84.84 to $92.74 from the Nov 4, 2026 close. The MCY expected move chart shows it for every expiration date.