Observatory · observe first
Idexx Laboratories
IDXX · United States · Health Care Equipment · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.132%
12M weight contribution
+0.021 pp
3M weight contribution
+0.017 pp
12M price return
+19.7%
Share of matched S&P 500 members
Monthly observations through Apr 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 |
|---|---|---|---|---|---|
| Apr 2020 | $23.6bn | 0.132% | +0.021 pp | +19.7% | Yes |
| Mar 2020 | $20.7bn | 0.000% | -0.110 pp | +8.3% | No |
| Feb 2020 | $21.7bn | 0.000% | -0.105 pp | +20.6% | No |
| Jan 2020 | $23.2bn | 0.115% | +0.054 pp | +27.4% | No |
| Dec 2019 | $22.4bn | 0.110% | +0.053 pp | +40.4% | No |
| Nov 2019 | $21.6bn | 0.109% | +0.050 pp | +23.5% | No |
| Oct 2019 | $24.4bn | 0.127% | +0.065 pp | +34.4% | No |
| Sep 2019 | $23.4bn | 0.124% | +0.055 pp | +8.9% | No |
| Aug 2019 | $24.9bn | 0.136% | +0.065 pp | +14.1% | Yes |
| Jul 2019 | $24.3bn | 0.129% | +0.005 pp | +15.2% | Yes |
| Jun 2019 | $23.7bn | 0.128% | +0.013 pp | +26.3% | Yes |
| May 2019 | $21.5bn | 0.125% | +0.015 pp | +20.0% | Yes |
| Apr 2019 | $20.0bn | 0.111% | +0.007 pp | +19.3% | Yes |
| Mar 2019 | $19.2bn | 0.110% | +0.008 pp | +16.8% | Yes |
| Feb 2019 | $18.1bn | 0.105% | +0.007 pp | +12.7% | Yes |
| Jan 2019 | $18.3bn | 0.061% | -0.033 pp | +13.8% | No |
| Dec 2018 | $16.0bn | 0.057% | -0.036 pp | -0.5% | No |
| Nov 2018 | $17.6bn | 0.058% | -0.035 pp | +8.9% | No |
| Oct 2018 | $18.4bn | 0.062% | -0.031 pp | +13.4% | No |
| Sep 2018 | $21.6bn | 0.069% | -0.024 pp | +33.5% | No |
| Aug 2018 | $22.0bn | 0.071% | -0.022 pp | +35.8% | No |
| Jul 2018 | $21.3bn | 0.124% | +0.031 pp | +31.0% | Yes |
| Jun 2018 | $18.9bn | 0.115% | +0.022 pp | +16.5% | Yes |
| May 2018 | $18.1bn | 0.110% | +0.017 pp | +11.3% | 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.