1.89K calls and 1.16K puts traded on Nov 4, 2026, 3.06K contracts in total. Open interest was 100.58K contracts. Over the past 30 days, volume averaged 2.39K contracts per day. The MPLX option volume chart shows volume by strike and expiration date.

MPLX IV rank is 6, so its 30-day implied volatility of 17.4% is near the bottom of its one-year range. Over the past year it ranged from 8.7% on Nov 17, 2025 to 161.7% on Jul 17, 2026. See the MPLX implied volatility history for a longer view.

The MPLX put/call volume ratio was 0.61 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 0.54. The MPLX open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for MPLX options about one week from expiration was $60.14, 6.9% above the $56.25 close. The MPLX max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 18.6%, options price a move of about ±$1.45 (±2.6%) over the next week, a range of roughly $54.80 to $57.70 from the Nov 4, 2026 close. The MPLX expected move chart shows it for every expiration date.