Universe›Energy›Oil & Gas Storage & Transportation›Oil & Gas Storage & Transportation›Williams Companies
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Williams Companies
WMB · United States · Oil & Gas Storage & Transportation · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.150%
12M weight contribution
+0.025 pp
3M weight contribution
+0.000 pp
12M price return
+67.1%
Share of matched S&P 500 members
Monthly observations through Jan 2025
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 |
|---|---|---|---|---|---|
| Jan 2025 | $67.6bn | 0.150% | +0.025 pp | +67.1% | Yes |
| Dec 2024 | $66.0bn | 0.150% | +0.023 pp | +62.3% | Yes |
| Nov 2024 | $71.3bn | 0.157% | +0.018 pp | +66.9% | Yes |
| Oct 2024 | $63.8bn | 0.150% | +0.008 pp | +59.7% | Yes |
| Sep 2024 | $55.6bn | 0.130% | -0.007 pp | +42.1% | Yes |
| Aug 2024 | $55.8bn | 0.135% | +0.001 pp | +39.4% | Yes |
| Jul 2024 | $52.3bn | 0.094% | +0.002 pp | +31.1% | No |
| Jun 2024 | $51.8bn | 0.097% | +0.005 pp | +37.0% | No |
| May 2024 | $50.6bn | 0.097% | +0.010 pp | +52.7% | No |
| Apr 2024 | $46.7bn | 0.135% | +0.011 pp | +33.7% | Yes |
| Mar 2024 | $47.4bn | 0.132% | +0.007 pp | +37.6% | No |
| Feb 2024 | $43.7bn | 0.125% | -0.004 pp | +26.2% | No |
| Jan 2024 | $42.2bn | 0.125% | -0.009 pp | +13.6% | No |
| Dec 2023 | $42.4bn | 0.126% | -0.018 pp | +11.9% | No |
| Nov 2023 | $44.8bn | 0.140% | -0.004 pp | +12.0% | Yes |
| Oct 2023 | $41.8bn | 0.142% | +0.001 pp | +11.1% | Yes |
| Sep 2023 | $41.0bn | 0.137% | -0.000 pp | +24.3% | Yes |
| Aug 2023 | $42.0bn | 0.134% | -0.015 pp | +7.2% | Yes |
| Jul 2023 | $42.0bn | 0.091% | -0.051 pp | +6.8% | No |
| Jun 2023 | $39.7bn | 0.092% | -0.056 pp | +10.4% | No |
| May 2023 | $34.9bn | 0.086% | -0.076 pp | -18.5% | No |
| Apr 2023 | $36.9bn | 0.125% | -0.026 pp | -7.0% | No |
| Mar 2023 | $36.4bn | 0.124% | -0.013 pp | -5.9% | No |
| Feb 2023 | $36.7bn | 0.129% | -0.003 pp | +1.2% | 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.