277 calls and 0 puts traded on Nov 4, 2026, 277 contracts in total. Open interest was 13.88K contracts. Over the past 30 days, volume averaged 120 contracts per day. The MED option volume chart shows volume by strike and expiration date.

Medifast IV rank is 10, so its 30-day implied volatility of 37.8% is near the bottom of its one-year range. Over the past year it ranged from 22.2% on Dec 11, 2025 to 175.8% on Jul 17, 2026. See the MED implied volatility history for a longer view.

The Medifast put/call volume ratio was 0.00 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.18. The MED open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Medifast options about one week from expiration was $10.00, 23.9% below the $13.14 close. The MED max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 37.5%, options price a move of about ±$0.68 (±5.2%) over the next week, a range of roughly $12.46 to $13.82 from the Nov 4, 2026 close. The MED expected move chart shows it for every expiration date.