Observatory · observe first
Illumina, Inc.
ILMN · United States · Life Sciences Tools & Services · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.178%
12M weight contribution
+0.033 pp
3M weight contribution
-0.019 pp
12M price return
-18.2%
Share of matched S&P 500 members
Monthly observations through Jan 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 |
|---|---|---|---|---|---|
| Jan 2022 | $53.0bn | 0.178% | +0.033 pp | -18.2% | No |
| Dec 2021 | $57.8bn | 0.185% | -0.027 pp | +2.8% | No |
| Nov 2021 | $55.5bn | 0.188% | -0.007 pp | +13.4% | No |
| Oct 2021 | $59.2bn | 0.198% | +0.001 pp | +41.8% | No |
| Sep 2021 | $57.9bn | 0.203% | +0.203 pp | +31.2% | No |
| Aug 2021 | $65.2bn | 0.218% | +0.218 pp | +28.0% | Yes |
| Jul 2021 | $70.4bn | 0.241% | +0.241 pp | +29.7% | Yes |
| Jun 2021 | $67.2bn | 0.237% | +0.237 pp | +27.8% | Yes |
| May 2021 | $57.6bn | 0.206% | +0.206 pp | +11.7% | Yes |
| Apr 2021 | $55.8bn | 0.202% | -0.053 pp | +23.1% | Yes |
| Mar 2021 | $54.5bn | 0.107% | +0.106 pp | +40.6% | No |
| Feb 2021 | $62.4bn | 0.125% | +0.124 pp | +65.4% | No |
| Jan 2021 | $60.6bn | 0.145% | -0.060 pp | +47.0% | Yes |
| Dec 2020 | $52.5bn | 0.213% | -0.020 pp | +11.5% | Yes |
| Nov 2020 | $45.7bn | 0.194% | -0.037 pp | +0.4% | Yes |
| Oct 2020 | $41.6bn | 0.197% | -0.023 pp | -1.0% | Yes |
| Sep 2020 | $43.9bn | 0.000% | -0.231 pp | +1.6% | No |
| Aug 2020 | $50.7bn | 0.000% | -0.219 pp | +27.0% | No |
| Jul 2020 | $54.6bn | 0.000% | -0.228 pp | +27.7% | No |
| Jun 2020 | $53.0bn | 0.000% | -0.284 pp | +0.6% | No |
| May 2020 | $51.9bn | 0.000% | -0.255 pp | +18.3% | No |
| Apr 2020 | $45.6bn | 0.255% | +0.007 pp | +2.3% | Yes |
| Mar 2020 | $39.1bn | 0.000% | -0.255 pp | -12.1% | No |
| Feb 2020 | $38.0bn | 0.000% | -0.259 pp | -15.1% | 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.