5 calls and 2 puts traded on Nov 4, 2026, 7 contracts in total. Open interest was 29.1K contracts. Over the past 30 days, volume averaged 301 contracts per day. The MG option volume chart shows volume by strike and expiration date.

Mistras IV rank is 24, so its 30-day implied volatility of 49.6% is in the lower part of its one-year range. Over the past year it ranged from 8.9% on Sep 23, 2026 to 181.3% on Jan 16, 2026. See the MG implied volatility history for a longer view.

The Mistras put/call volume ratio was 0.40 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.36. The MG open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Mistras options about one week from expiration was $20.00, 1.2% below the $20.24 close. The MG max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 55.1%, options price a move of about ±$1.54 (±7.6%) over the next week, a range of roughly $18.70 to $21.78 from the Nov 4, 2026 close. The MG expected move chart shows it for every expiration date.