Observatory · observe first
Marathon Petroleum
MPC · United States · Oil & Gas Refining & Marketing · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.112%
12M weight contribution
-0.007 pp
3M weight contribution
+0.007 pp
12M price return
-7.0%
Share of matched S&P 500 members
Monthly observations through May 2025
Company price index
A separate dimension from market allocation
Historical observations
Most recent 24 observations at or before the selected month
| Month | Market cap | Universe weight | 12M weight change | 12M return | Above 6M weight average |
|---|---|---|---|---|---|
| May 2025 | $49.4bn | 0.112% | -0.007 pp | -7.0% | Yes |
| Apr 2025 | $43.0bn | 0.103% | -0.082 pp | -22.8% | No |
| Mar 2025 | $45.5bn | 0.108% | -0.094 pp | -26.2% | Yes |
| Feb 2025 | $46.9bn | 0.105% | -0.070 pp | -9.4% | No |
| Jan 2025 | $46.8bn | 0.104% | -0.083 pp | -10.2% | No |
| Dec 2024 | $44.8bn | 0.102% | -0.066 pp | -4.1% | No |
| Nov 2024 | $50.2bn | 0.111% | -0.066 pp | +6.8% | No |
| Oct 2024 | $48.7bn | 0.114% | -0.081 pp | -1.9% | No |
| Sep 2024 | $54.5bn | 0.127% | -0.075 pp | +9.8% | No |
| Aug 2024 | $59.3bn | 0.143% | -0.039 pp | +26.6% | No |
| Jul 2024 | $62.4bn | 0.112% | -0.011 pp | +35.8% | No |
| Jun 2024 | $61.1bn | 0.115% | +0.000 pp | +51.8% | No |
| May 2024 | $62.2bn | 0.119% | +0.009 pp | +71.8% | No |
| Apr 2024 | $64.0bn | 0.185% | +0.002 pp | +52.3% | Yes |
| Mar 2024 | $72.8bn | 0.202% | -0.003 pp | +52.8% | Yes |
| Feb 2024 | $61.2bn | 0.175% | -0.018 pp | +40.0% | No |
| Jan 2024 | $62.9bn | 0.187% | -0.019 pp | +31.9% | Yes |
| Dec 2023 | $56.3bn | 0.168% | -0.029 pp | +30.5% | No |
| Nov 2023 | $56.6bn | 0.177% | -0.017 pp | +25.4% | Yes |
| Oct 2023 | $57.4bn | 0.195% | -0.006 pp | +36.3% | Yes |
| Sep 2023 | $60.5bn | 0.202% | +0.007 pp | +56.1% | Yes |
| Aug 2023 | $57.1bn | 0.182% | +0.002 pp | +45.1% | Yes |
| Jul 2023 | $56.4bn | 0.123% | -0.047 pp | +48.8% | No |
| Jun 2023 | $49.5bn | 0.114% | -0.059 pp | +45.4% | No |
Its weight is estimated market cap divided by the total estimated market cap of matched S&P 500 members for the month. This is not an official float-adjusted S&P index weight.