Observatory · observe first
Vulcan Materials Company
VMC · United States · Construction Materials · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Latest available · not live
20182026
Universe weight
0.053%
12M weight contribution
-0.028 pp
3M weight contribution
-0.013 pp
12M price return
-19.9%
Share of matched S&P 500 members
Monthly observations through Sep 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 |
|---|---|---|---|---|---|
| Sep 2026 | $31.7bn | 0.053% | -0.028 pp | -19.9% | No |
| Aug 2026 | $35.0bn | 0.058% | -0.021 pp | -6.7% | No |
| Jul 2026 | $34.8bn | 0.061% | -0.016 pp | -1.5% | Yes |
| Jun 2026 | $38.3bn | 0.067% | -0.008 pp | +13.9% | Yes |
| May 2026 | $36.7bn | 0.064% | -0.016 pp | +7.5% | Yes |
| Apr 2026 | $39.2bn | 0.053% | -0.030 pp | +15.8% | No |
| Mar 2026 | $35.6bn | 0.052% | -0.021 pp | +17.5% | No |
| Feb 2026 | $40.5bn | 0.056% | -0.018 pp | +26.3% | No |
| Jan 2026 | $39.7bn | 0.076% | -0.005 pp | +10.4% | No |
| Dec 2025 | $37.7bn | 0.074% | -0.003 pp | +11.7% | No |
| Nov 2025 | $39.3bn | 0.077% | -0.007 pp | +3.9% | No |
| Oct 2025 | $38.3bn | 0.075% | -0.010 pp | +6.5% | No |
| Sep 2025 | $40.6bn | 0.081% | +0.004 pp | +23.7% | Yes |
| Aug 2025 | $38.5bn | 0.080% | +0.002 pp | +19.6% | Yes |
| Jul 2025 | $36.3bn | 0.077% | +0.011 pp | +0.8% | No |
| Jun 2025 | $34.5bn | 0.074% | +0.013 pp | +5.7% | No |
| May 2025 | $35.0bn | 0.079% | +0.015 pp | +4.4% | Yes |
| Apr 2025 | $34.7bn | 0.083% | -0.015 pp | +2.6% | Yes |
| Mar 2025 | $30.8bn | 0.073% | -0.027 pp | -13.9% | No |
| Feb 2025 | $32.7bn | 0.073% | -0.028 pp | -6.3% | No |
| Jan 2025 | $36.2bn | 0.081% | -0.009 pp | +22.2% | Yes |
| Dec 2024 | $34.0bn | 0.077% | -0.013 pp | +14.1% | No |
| Nov 2024 | $38.1bn | 0.084% | -0.005 pp | +35.9% | Yes |
| Oct 2024 | $36.2bn | 0.085% | -0.004 pp | +40.5% | 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.