Observatory · observe first
Microsoft
MSFT · United States · Systems Software · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
7.247%
12M weight contribution
+1.547 pp
3M weight contribution
+7.240 pp
12M price return
+42.8%
Share of matched S&P 500 members
Monthly observations through Oct 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 |
|---|---|---|---|---|---|
| Oct 2020 | $1530.8bn | 7.247% | +1.547 pp | +42.8% | Yes |
| Sep 2020 | $1591.7bn | 0.008% | -5.631 pp | +53.0% | No |
| Aug 2020 | $1706.7bn | 0.008% | -5.716 pp | +65.5% | No |
| Jul 2020 | $1551.4bn | 0.008% | -5.549 pp | +52.3% | No |
| Jun 2020 | $1543.3bn | 0.008% | -5.525 pp | +53.8% | No |
| May 2020 | $1389.7bn | 0.008% | -5.511 pp | +50.0% | No |
| Apr 2020 | $1359.0bn | 7.606% | +2.030 pp | +39.0% | Yes |
| Mar 2020 | $1199.5bn | 0.006% | -5.192 pp | +35.5% | No |
| Feb 2020 | $1232.3bn | 0.005% | -4.977 pp | +46.5% | No |
| Jan 2020 | $1294.8bn | 6.387% | +3.745 pp | +65.4% | Yes |
| Dec 2019 | $1203.1bn | 5.902% | +3.115 pp | +57.6% | Yes |
| Nov 2019 | $1154.8bn | 5.818% | +2.990 pp | +38.5% | Yes |
| Oct 2019 | $1093.7bn | 5.701% | +2.922 pp | +36.3% | Yes |
| Sep 2019 | $1061.5bn | 5.639% | +2.844 pp | +23.5% | Yes |
| Aug 2019 | $1052.6bn | 5.725% | +2.944 pp | +24.7% | Yes |
| Jul 2019 | $1044.2bn | 5.557% | +0.803 pp | +30.5% | Yes |
| Jun 2019 | $1026.5bn | 5.534% | +0.937 pp | +38.1% | Yes |
| May 2019 | $947.7bn | 5.519% | +0.912 pp | +27.2% | Yes |
| Apr 2019 | $1000.8bn | 5.576% | +1.160 pp | +42.0% | Yes |
| Mar 2019 | $904.9bn | 5.198% | +0.887 pp | +31.4% | Yes |
| Feb 2019 | $859.5bn | 4.982% | +0.655 pp | +21.5% | Yes |
| Jan 2019 | $801.2bn | 2.642% | -1.530 pp | +11.8% | No |
| Dec 2018 | $779.7bn | 2.787% | -1.385 pp | +8.8% | No |
| Nov 2018 | $851.2bn | 2.828% | -1.345 pp | +18.7% | 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.