Observatory · observe first
Alexandria Real Estate Equities
ARE · United States · Office REITs · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.091%
12M weight contribution
+0.047 pp
3M weight contribution
-0.002 pp
12M price return
+44.0%
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 | $18.6bn | 0.091% | +0.047 pp | +44.0% | No |
| Nov 2019 | $18.7bn | 0.094% | +0.050 pp | +34.4% | Yes |
| Oct 2019 | $18.3bn | 0.095% | +0.051 pp | +33.7% | Yes |
| Sep 2019 | $17.5bn | 0.093% | +0.050 pp | +26.1% | Yes |
| Aug 2019 | $17.0bn | 0.092% | +0.049 pp | +20.3% | Yes |
| Jul 2019 | $16.6bn | 0.088% | +0.010 pp | +18.4% | No |
| Jun 2019 | $15.9bn | 0.086% | +0.007 pp | +15.3% | Yes |
| May 2019 | $16.5bn | 0.096% | +0.018 pp | +20.8% | Yes |
| Apr 2019 | $16.1bn | 0.090% | +0.012 pp | +17.8% | Yes |
| Mar 2019 | $16.1bn | 0.092% | +0.015 pp | +17.7% | Yes |
| Feb 2019 | $15.3bn | 0.089% | +0.015 pp | +15.5% | Yes |
| Jan 2019 | $14.2bn | 0.047% | -0.028 pp | +4.7% | Yes |
| Dec 2018 | $12.4bn | 0.044% | -0.031 pp | -8.3% | No |
| Nov 2018 | $13.4bn | 0.044% | -0.030 pp | -1.8% | No |
| Oct 2018 | $13.1bn | 0.045% | -0.030 pp | -3.6% | No |
| Sep 2018 | $13.3bn | 0.042% | -0.033 pp | -0.8% | No |
| Aug 2018 | $13.6bn | 0.044% | -0.031 pp | +0.4% | No |
| Jul 2018 | $13.5bn | 0.079% | +0.004 pp | -0.3% | Yes |
| Jun 2018 | $13.0bn | 0.079% | +0.004 pp | -1.3% | Yes |
| May 2018 | $12.9bn | 0.078% | +0.003 pp | -3.0% | Yes |
| Apr 2018 | $12.6bn | 0.077% | +0.003 pp | -3.2% | Yes |
| Mar 2018 | $12.6bn | 0.078% | +0.003 pp | -3.0% | Yes |
| Feb 2018 | $12.3bn | 0.074% | -0.001 pp | -6.5% | No |
| Jan 2018 | $13.1bn | 0.075% | +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.