Observatory · observe first
Quanta Services
PWR · United States · Construction & Engineering · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.116%
12M weight contribution
+0.030 pp
3M weight contribution
-0.021 pp
12M price return
+117.1%
Share of matched S&P 500 members
Monthly observations through Feb 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 |
|---|---|---|---|---|---|
| Feb 2026 | $84.2bn | 0.116% | +0.030 pp | +117.1% | No |
| Jan 2026 | $70.8bn | 0.135% | +0.034 pp | +54.5% | Yes |
| Dec 2025 | $62.9bn | 0.123% | +0.017 pp | +33.7% | No |
| Nov 2025 | $69.3bn | 0.136% | +0.024 pp | +35.1% | Yes |
| Oct 2025 | $67.0bn | 0.131% | +0.027 pp | +49.1% | Yes |
| Sep 2025 | $61.8bn | 0.124% | +0.021 pp | +39.2% | Yes |
| Aug 2025 | $56.3bn | 0.117% | +0.019 pp | +37.5% | Yes |
| Jul 2025 | $60.5bn | 0.128% | +0.058 pp | +53.2% | Yes |
| Jun 2025 | $56.0bn | 0.121% | +0.051 pp | +49.0% | Yes |
| May 2025 | $50.8bn | 0.115% | +0.038 pp | +24.3% | Yes |
| Apr 2025 | $43.4bn | 0.104% | -0.005 pp | +13.4% | Yes |
| Mar 2025 | $37.7bn | 0.089% | -0.016 pp | -2.0% | No |
| Feb 2025 | $38.5bn | 0.086% | -0.015 pp | +7.6% | No |
| Jan 2025 | $45.4bn | 0.101% | +0.017 pp | +58.7% | No |
| Dec 2024 | $46.7bn | 0.106% | +0.012 pp | +46.6% | Yes |
| Nov 2024 | $50.9bn | 0.112% | +0.027 pp | +83.2% | Yes |
| Oct 2024 | $44.5bn | 0.105% | +0.022 pp | +80.7% | Yes |
| Sep 2024 | $43.9bn | 0.102% | +0.012 pp | +59.6% | Yes |
| Aug 2024 | $40.5bn | 0.098% | +0.001 pp | +31.3% | Yes |
| Jul 2024 | $38.8bn | 0.070% | +0.006 pp | +31.8% | No |
| Jun 2024 | $37.2bn | 0.070% | +0.004 pp | +29.5% | No |
| May 2024 | $40.4bn | 0.077% | +0.014 pp | +55.6% | No |
| Apr 2024 | $37.7bn | 0.109% | +0.027 pp | +52.7% | Yes |
| Mar 2024 | $37.9bn | 0.105% | +0.023 pp | +56.2% | 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.