Observatory · observe first
General Motors
GM · United States · Automobile Manufacturers · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.266%
12M weight contribution
+0.007 pp
3M weight contribution
+0.266 pp
12M price return
+24.6%
Share of matched S&P 500 members
Monthly observations through Nov 2020
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 |
|---|---|---|---|---|---|
| Nov 2020 | $62.7bn | 0.266% | +0.007 pp | +24.6% | Yes |
| Oct 2020 | $49.4bn | 0.234% | -0.043 pp | -4.9% | Yes |
| Sep 2020 | $42.3bn | 0.000% | -0.284 pp | -19.2% | No |
| Aug 2020 | $42.4bn | 0.000% | -0.288 pp | -17.5% | No |
| Jul 2020 | $35.6bn | 0.000% | -0.304 pp | -36.2% | No |
| Jun 2020 | $36.2bn | 0.000% | -0.294 pp | -32.1% | No |
| May 2020 | $37.0bn | 0.000% | -0.275 pp | -18.9% | No |
| Apr 2020 | $31.9bn | 0.178% | -0.130 pp | -40.2% | Yes |
| Mar 2020 | $29.7bn | 0.000% | -0.300 pp | -41.5% | No |
| Feb 2020 | $43.6bn | 0.000% | -0.322 pp | -19.5% | No |
| Jan 2020 | $47.7bn | 0.235% | +0.054 pp | -10.8% | No |
| Dec 2019 | $52.3bn | 0.257% | +0.088 pp | +14.0% | No |
| Nov 2019 | $51.4bn | 0.259% | +0.081 pp | -1.2% | No |
| Oct 2019 | $53.1bn | 0.277% | +0.102 pp | +5.8% | No |
| Sep 2019 | $53.5bn | 0.284% | +0.133 pp | +16.0% | No |
| Aug 2019 | $53.0bn | 0.288% | +0.124 pp | +7.3% | No |
| Jul 2019 | $57.2bn | 0.304% | -0.007 pp | +11.0% | Yes |
| Jun 2019 | $54.7bn | 0.295% | -0.042 pp | +2.0% | Yes |
| May 2019 | $47.3bn | 0.275% | -0.090 pp | -18.7% | Yes |
| Apr 2019 | $55.2bn | 0.308% | -0.010 pp | +10.3% | Yes |
| Mar 2019 | $52.3bn | 0.300% | -0.012 pp | +6.2% | Yes |
| Feb 2019 | $55.6bn | 0.323% | -0.008 pp | +4.4% | Yes |
| Jan 2019 | $55.1bn | 0.182% | -0.162 pp | -4.2% | Yes |
| Dec 2018 | $47.2bn | 0.169% | -0.175 pp | -17.9% | 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.