Marathon Petroleum against Williams Companies — live side-by-side technical comparison.
Prices as of 2026-10-16T20:00:03+00:00 UTC · updates daily
MPC leads 4 of the 5 windows we measure — over 1 month MPC is +15.5% and WMB +0.5%; over year to date MPC is +194.0% and WMB +18.6%. The MPC/WMB price ratio stands at 6.7069, above its 50-day average of 5.4818, and above the 200-day average of 3.8385. A ratio above its own average means MPC is gaining on WMB; on this reading the recent edge belongs to MPC.
| MPC | WMB | |
|---|---|---|
| Price | $478.07 | $71.28 |
| 1 day | +0.2% | +3.0%lead |
| 5 days | +5.1%lead | -1.9% |
| 1 month | +15.5%lead | +0.5% |
| 6 months | +111.3%lead | +0.6% |
| Year to date | +194.0%lead | +18.6% |
| 52-week position | 98% of range | 63% of range |
| 52-week range | $161.93–$485.22 | $56.19–$80.08 |
| vs 50-day average | above $395.82 | below $72.28 |
| vs 200-day average | above $276.35 | below $71.82 |
| RSI (14) | 86 | 57 |
| Next earnings | 2026-11-03 | 2026-11-02 |
MPC trades at $478.07, above its 50-day average of $395.82, and above the 200-day at $276.35. It sits at 98% of its 52-week range ($161.93–$485.22); 14-day RSI is 86, in overbought territory; an average session moves it about 3.4%. For levels, the first level overhead is $484.92 (1.4% away) and the first support below is $475.00 (0.6% down). On the checklist the page runs for every asset, 6 of 6 checks read bullish — the lean is bullish.
WMB trades at $71.28, below its 50-day average of $72.28, and below the 200-day at $71.82. It sits at 63% of its 52-week range ($56.19–$80.08); 14-day RSI is 57, in neutral territory; an average session moves it about 2.8%. For levels, the first level overhead is $71.82 (0.8% away) and the first support below is $70.00 (1.8% down). On the checklist the page runs for every asset, 3 of 6 checks read bullish — the lean is mixed.
MPC is the more volatile of the two — an average session moves it 3.4% against 2.8% for WMB, so an identical position size carries roughly 1.2× the daily risk.
The comparison turns on those levels: MPC clearing $484.92 or losing $475.00; WMB clearing $71.82 or losing $70.00. Until one of them gives way, the relative reading above stands.