Observatory · observe first
American Water Works
AWK · United States · Water Utilities · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.046%
12M weight contribution
-0.012 pp
3M weight contribution
+0.004 pp
12M price return
-1.1%
Share of matched S&P 500 members
Monthly observations through Aug 2026
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 |
|---|---|---|---|---|---|
| Aug 2026 | $27.5bn | 0.046% | -0.012 pp | -1.1% | Yes |
| Jul 2026 | $26.7bn | 0.047% | -0.011 pp | -1.8% | Yes |
| Jun 2026 | $25.7bn | 0.045% | -0.014 pp | -2.9% | Yes |
| May 2026 | $24.1bn | 0.042% | -0.021 pp | -11.5% | Yes |
| Apr 2026 | $25.1bn | 0.034% | -0.035 pp | -10.4% | No |
| Mar 2026 | $26.6bn | 0.039% | -0.030 pp | -5.4% | No |
| Feb 2026 | $26.6bn | 0.036% | -0.023 pp | +2.6% | No |
| Jan 2026 | $25.2bn | 0.048% | -0.006 pp | +6.1% | No |
| Dec 2025 | $25.5bn | 0.050% | -0.005 pp | +7.4% | No |
| Nov 2025 | $25.4bn | 0.050% | -0.009 pp | -2.7% | No |
| Oct 2025 | $25.1bn | 0.049% | -0.014 pp | -4.8% | No |
| Sep 2025 | $27.2bn | 0.054% | -0.012 pp | -2.6% | No |
| Aug 2025 | $28.0bn | 0.058% | -0.009 pp | +2.7% | No |
| Jul 2025 | $27.4bn | 0.058% | +0.008 pp | +0.8% | No |
| Jun 2025 | $27.1bn | 0.058% | +0.011 pp | +10.2% | No |
| May 2025 | $27.9bn | 0.063% | +0.014 pp | +11.9% | Yes |
| Apr 2025 | $28.7bn | 0.069% | -0.000 pp | +23.0% | Yes |
| Mar 2025 | $28.8bn | 0.068% | +0.002 pp | +23.5% | Yes |
| Feb 2025 | $26.5bn | 0.059% | -0.007 pp | +17.4% | No |
| Jan 2025 | $24.3bn | 0.054% | -0.018 pp | +2.8% | No |
| Dec 2024 | $24.3bn | 0.055% | -0.022 pp | -3.5% | No |
| Nov 2024 | $26.7bn | 0.059% | -0.021 pp | +6.2% | Yes |
| Oct 2024 | $26.9bn | 0.063% | -0.015 pp | +20.1% | Yes |
| Sep 2024 | $28.5bn | 0.066% | -0.014 pp | +20.8% | 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.