Observatory · observe first
Align Technology
ALGN · United States · Health Care Supplies · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.108%
12M weight contribution
+0.048 pp
3M weight contribution
+0.031 pp
12M price return
+33.2%
Share of matched S&P 500 members
Monthly observations through Dec 2019
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 2019 | $22.0bn | 0.108% | +0.048 pp | +33.2% | Yes |
| Nov 2019 | $21.9bn | 0.110% | +0.049 pp | +20.6% | Yes |
| Oct 2019 | $19.9bn | 0.104% | +0.043 pp | +14.1% | Yes |
| Sep 2019 | $14.5bn | 0.077% | -0.023 pp | -53.8% | No |
| Aug 2019 | $14.6bn | 0.080% | -0.021 pp | -52.6% | No |
| Jul 2019 | $16.7bn | 0.089% | -0.078 pp | -41.4% | No |
| Jun 2019 | $21.9bn | 0.118% | -0.048 pp | -20.0% | No |
| May 2019 | $22.7bn | 0.132% | -0.029 pp | -14.3% | Yes |
| Apr 2019 | $26.0bn | 0.145% | +0.022 pp | +29.9% | Yes |
| Mar 2019 | $22.7bn | 0.131% | +0.007 pp | +13.2% | Yes |
| Feb 2019 | $20.7bn | 0.120% | -0.006 pp | -1.4% | Yes |
| Jan 2019 | $19.9bn | 0.066% | -0.054 pp | -5.0% | No |
| Dec 2018 | $16.8bn | 0.060% | -0.060 pp | -20.1% | No |
| Nov 2018 | $18.4bn | 0.061% | -0.059 pp | -12.3% | No |
| Oct 2018 | $17.8bn | 0.060% | -0.060 pp | -15.6% | No |
| Sep 2018 | $31.4bn | 0.100% | -0.020 pp | +49.3% | No |
| Aug 2018 | $31.0bn | 0.100% | -0.020 pp | +47.5% | No |
| Jul 2018 | $28.6bn | 0.167% | +0.047 pp | +36.1% | Yes |
| Jun 2018 | $27.4bn | 0.166% | +0.047 pp | +30.6% | Yes |
| May 2018 | $26.6bn | 0.161% | +0.042 pp | +26.7% | Yes |
| Apr 2018 | $20.0bn | 0.123% | +0.003 pp | -4.6% | No |
| Mar 2018 | $20.1bn | 0.123% | +0.004 pp | -4.1% | Yes |
| Feb 2018 | $21.0bn | 0.126% | +0.006 pp | +0.2% | Yes |
| Jan 2018 | $21.0bn | 0.120% | +0.000 pp | +0.0% | 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.