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
0.141%
12M weight contribution
-0.014 pp
3M weight contribution
+0.020 pp
12M price return
-8.6%
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 | $41.5bn | 0.141% | -0.014 pp | -8.6% | Yes |
| Feb 2023 | $39.2bn | 0.138% | -0.018 pp | -11.1% | Yes |
| Jan 2023 | $39.8bn | 0.136% | -0.008 pp | -5.3% | Yes |
| Dec 2022 | $33.8bn | 0.122% | -0.057 pp | -38.0% | Yes |
| Nov 2022 | $35.3bn | 0.120% | -0.055 pp | -30.0% | Yes |
| Oct 2022 | $29.9bn | 0.106% | -0.083 pp | -46.0% | No |
| Sep 2022 | $27.1bn | 0.107% | -0.079 pp | -47.6% | No |
| Aug 2022 | $28.9bn | 0.104% | -0.088 pp | -48.4% | No |
| Jul 2022 | $33.5bn | 0.115% | -0.083 pp | -41.2% | No |
| Jun 2022 | $29.5bn | 0.115% | -0.076 pp | -44.5% | No |
| May 2022 | $32.9bn | 0.118% | -0.052 pp | -29.8% | No |
| Apr 2022 | $36.3bn | 0.131% | -0.039 pp | -21.6% | No |
| Mar 2022 | $46.1bn | 0.155% | +0.073 pp | +11.8% | No |
| Feb 2022 | $44.9bn | 0.156% | +0.067 pp | +2.3% | No |
| Jan 2022 | $43.0bn | 0.145% | +0.047 pp | +6.0% | No |
| Dec 2021 | $55.8bn | 0.179% | +0.006 pp | +31.7% | No |
| Nov 2021 | $51.6bn | 0.174% | +0.007 pp | +31.9% | No |
| Oct 2021 | $56.7bn | 0.189% | +0.018 pp | +56.8% | Yes |
| Sep 2021 | $52.9bn | 0.186% | +0.186 pp | +58.2% | Yes |
| Aug 2021 | $57.3bn | 0.192% | +0.192 pp | +72.3% | Yes |
| Jul 2021 | $57.7bn | 0.198% | +0.198 pp | +70.6% | Yes |
| Jun 2021 | $53.9bn | 0.190% | +0.190 pp | +91.3% | Yes |
| May 2021 | $47.6bn | 0.171% | +0.170 pp | +80.7% | Yes |
| Apr 2021 | $46.9bn | 0.170% | +0.038 pp | +97.8% | 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.