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
0.122%
12M weight contribution
-0.058 pp
3M weight contribution
+0.010 pp
12M price return
-33.4%
Share of matched S&P 500 members
Monthly observations through Mar 2023
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 2023 | $35.7bn | 0.122% | -0.058 pp | -33.4% | Yes |
| Feb 2023 | $30.6bn | 0.108% | -0.065 pp | -39.0% | No |
| Jan 2023 | $32.8bn | 0.112% | -0.066 pp | -38.6% | No |
| Dec 2022 | $30.9bn | 0.112% | -0.074 pp | -46.9% | No |
| Nov 2022 | $33.4bn | 0.113% | -0.074 pp | -40.3% | No |
| Oct 2022 | $35.0bn | 0.124% | -0.074 pp | -44.9% | Yes |
| Sep 2022 | $29.2bn | 0.115% | -0.088 pp | -53.0% | No |
| Aug 2022 | $30.9bn | 0.110% | -0.108 pp | -55.9% | No |
| Jul 2022 | $33.1bn | 0.114% | -0.128 pp | -56.3% | No |
| Jun 2022 | $28.2bn | 0.110% | -0.128 pp | -61.0% | No |
| May 2022 | $36.6bn | 0.132% | -0.075 pp | -41.0% | No |
| Apr 2022 | $45.3bn | 0.164% | -0.038 pp | -24.5% | No |
| Mar 2022 | $53.4bn | 0.180% | +0.073 pp | -9.0% | No |
| Feb 2022 | $49.9bn | 0.173% | +0.048 pp | -25.7% | No |
| 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 |
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.