Observatory · observe first
IBM
IBM · United States · IT Consulting & Other Services · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.444%
12M weight contribution
+0.086 pp
3M weight contribution
+0.038 pp
12M price return
+21.5%
Share of matched S&P 500 members
Monthly observations through Oct 2022
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 2022 | $125.0bn | 0.444% | +0.086 pp | +21.5% | Yes |
| Sep 2022 | $107.3bn | 0.422% | +0.004 pp | -6.0% | No |
| Aug 2022 | $116.0bn | 0.415% | +0.013 pp | +0.6% | No |
| Jul 2022 | $118.1bn | 0.406% | -0.008 pp | +1.9% | No |
| Jun 2022 | $127.0bn | 0.494% | +0.052 pp | +5.8% | Yes |
| May 2022 | $124.9bn | 0.450% | +0.010 pp | +6.1% | Yes |
| Apr 2022 | $118.9bn | 0.430% | -0.009 pp | +2.2% | Yes |
| Mar 2022 | $116.9bn | 0.394% | +0.171 pp | +7.1% | Yes |
| Feb 2022 | $110.2bn | 0.382% | +0.179 pp | +13.0% | No |
| Jan 2022 | $119.8bn | 0.403% | +0.160 pp | +23.2% | Yes |
| Dec 2021 | $119.9bn | 0.384% | -0.050 pp | +16.7% | No |
| Nov 2021 | $105.0bn | 0.355% | -0.092 pp | +4.2% | No |
| Oct 2021 | $107.2bn | 0.358% | -0.092 pp | +17.8% | No |
| Sep 2021 | $119.0bn | 0.418% | +0.417 pp | +20.1% | No |
| Aug 2021 | $120.3bn | 0.402% | +0.402 pp | +19.7% | Yes |
| Jul 2021 | $120.8bn | 0.414% | +0.414 pp | +20.8% | Yes |
| Jun 2021 | $125.2bn | 0.442% | +0.442 pp | +27.8% | Yes |
| May 2021 | $122.8bn | 0.440% | +0.439 pp | +21.2% | Yes |
| Apr 2021 | $121.2bn | 0.439% | -0.157 pp | +19.3% | Yes |
| Mar 2021 | $113.8bn | 0.223% | +0.222 pp | +26.8% | No |
| Feb 2021 | $101.6bn | 0.203% | +0.203 pp | -3.6% | No |
| Jan 2021 | $101.5bn | 0.243% | -0.357 pp | -12.8% | No |
| Dec 2020 | $107.2bn | 0.434% | -0.123 pp | -1.2% | Yes |
| Nov 2020 | $105.2bn | 0.447% | -0.127 pp | -3.3% | 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.