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
0.173%
12M weight contribution
+0.063 pp
3M weight contribution
+0.172 pp
12M price return
+91.4%
Share of matched S&P 500 members
Monthly observations through Dec 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 |
|---|---|---|---|---|---|
| Dec 2020 | $42.6bn | 0.173% | +0.063 pp | +91.4% | Yes |
| Nov 2020 | $39.3bn | 0.167% | +0.058 pp | +83.2% | Yes |
| Oct 2020 | $36.2bn | 0.172% | +0.044 pp | +49.1% | Yes |
| Sep 2020 | $33.4bn | 0.000% | -0.124 pp | +44.6% | No |
| Aug 2020 | $33.3bn | 0.000% | -0.135 pp | +35.0% | No |
| Jul 2020 | $33.8bn | 0.000% | -0.129 pp | +41.0% | No |
| Jun 2020 | $28.0bn | 0.000% | -0.128 pp | +19.9% | No |
| May 2020 | $26.2bn | 0.000% | -0.125 pp | +23.7% | No |
| 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 |
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.