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
0.152%
12M weight contribution
+0.035 pp
3M weight contribution
-0.033 pp
12M price return
+60.8%
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 | $91.3bn | 0.152% | +0.035 pp | +60.8% | No |
| Jul 2026 | $100.3bn | 0.175% | +0.048 pp | +64.5% | Yes |
| Jun 2026 | $108.0bn | 0.188% | +0.067 pp | +90.6% | Yes |
| May 2026 | $106.8bn | 0.185% | +0.070 pp | +108.0% | Yes |
| Apr 2026 | $109.2bn | 0.148% | +0.044 pp | +148.9% | Yes |
| Mar 2026 | $82.1bn | 0.120% | +0.030 pp | +116.2% | No |
| 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 |
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.