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
0.068%
12M weight contribution
+0.068 pp
3M weight contribution
-0.041 pp
12M price return
+139.9%
Share of matched S&P 500 members
Monthly observations through Mar 2021
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 |
|---|---|---|---|---|---|
| Mar 2021 | $34.8bn | 0.068% | +0.068 pp | +139.9% | No |
| Feb 2021 | $35.6bn | 0.071% | +0.071 pp | +22.0% | No |
| Jan 2021 | $28.1bn | 0.067% | -0.107 pp | -16.2% | Yes |
| Dec 2020 | $26.9bn | 0.109% | -0.083 pp | -27.4% | Yes |
| Nov 2020 | $25.3bn | 0.107% | -0.091 pp | -32.2% | Yes |
| Oct 2020 | $19.2bn | 0.091% | -0.129 pp | -51.5% | Yes |
| Sep 2020 | $19.1bn | 0.000% | -0.212 pp | -49.2% | No |
| Aug 2020 | $23.1bn | 0.000% | -0.176 pp | -24.2% | No |
| Jul 2020 | $24.8bn | 0.000% | -0.199 pp | -29.1% | No |
| Jun 2020 | $24.3bn | 0.000% | -0.199 pp | -29.9% | No |
| May 2020 | $22.9bn | 0.000% | -0.177 pp | -20.0% | No |
| Apr 2020 | $20.8bn | 0.117% | -0.112 pp | -45.2% | Yes |
| Mar 2020 | $15.3bn | 0.000% | -0.232 pp | -58.9% | No |
| Feb 2020 | $30.8bn | 0.000% | -0.242 pp | -20.4% | No |
| Jan 2020 | $35.4bn | 0.175% | +0.024 pp | -14.6% | No |
| Dec 2019 | $39.1bn | 0.192% | +0.046 pp | +6.0% | No |
| Nov 2019 | $39.4bn | 0.198% | +0.049 pp | -3.3% | No |
| Oct 2019 | $42.1bn | 0.219% | +0.112 pp | -5.8% | Yes |
| Sep 2019 | $40.0bn | 0.212% | +0.098 pp | -21.2% | Yes |
| Aug 2019 | $32.4bn | 0.176% | +0.056 pp | -37.9% | No |
| Jul 2019 | $37.4bn | 0.199% | -0.019 pp | -28.0% | No |
| Jun 2019 | $37.0bn | 0.200% | +0.003 pp | -17.8% | No |
| May 2019 | $30.5bn | 0.177% | -0.044 pp | -39.9% | No |
| Apr 2019 | $41.0bn | 0.228% | +0.016 pp | -16.5% | Yes |
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.