Observatory · observe first
Oneok
OKE · United States · Oil & Gas Storage & Transportation · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Latest available · not live
20182026
Universe weight
0.090%
12M weight contribution
-0.002 pp
3M weight contribution
-0.005 pp
12M price return
+23.2%
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 | $53.8bn | 0.090% | -0.002 pp | +23.2% | No |
| Aug 2026 | $60.5bn | 0.101% | +0.001 pp | +32.5% | Yes |
| Jul 2026 | $57.2bn | 0.100% | -0.008 pp | +16.7% | Yes |
| Jun 2026 | $54.8bn | 0.095% | -0.015 pp | +12.4% | Yes |
| May 2026 | $52.9bn | 0.092% | -0.023 pp | +9.6% | Yes |
| Apr 2026 | $58.3bn | 0.079% | -0.044 pp | +18.8% | No |
| Mar 2026 | $56.9bn | 0.083% | -0.064 pp | -3.8% | No |
| Feb 2026 | $52.1bn | 0.072% | -0.069 pp | -13.0% | No |
| Jan 2026 | $49.8bn | 0.095% | -0.031 pp | -14.2% | Yes |
| Dec 2025 | $46.2bn | 0.091% | -0.042 pp | -22.9% | No |
| Nov 2025 | $45.8bn | 0.090% | -0.056 pp | -32.5% | No |
| Oct 2025 | $42.2bn | 0.083% | -0.050 pp | -27.6% | No |
| Sep 2025 | $46.0bn | 0.092% | -0.032 pp | -16.2% | No |
| Aug 2025 | $48.1bn | 0.100% | -0.031 pp | -13.4% | No |
| Jul 2025 | $51.3bn | 0.108% | +0.021 pp | +3.1% | No |
| Jun 2025 | $51.0bn | 0.110% | +0.021 pp | +4.7% | No |
| May 2025 | $50.5bn | 0.114% | +0.024 pp | +4.4% | No |
| Apr 2025 | $51.3bn | 0.123% | -0.010 pp | +7.3% | No |
| Mar 2025 | $61.9bn | 0.147% | +0.017 pp | +29.5% | Yes |
| Feb 2025 | $62.7bn | 0.140% | +0.015 pp | +39.8% | Yes |
| Jan 2025 | $56.8bn | 0.126% | +0.008 pp | +47.4% | No |
| Dec 2024 | $58.7bn | 0.133% | +0.011 pp | +50.1% | Yes |
| Nov 2024 | $66.4bn | 0.146% | +0.021 pp | +73.2% | Yes |
| Oct 2024 | $56.6bn | 0.133% | +0.034 pp | +54.4% | 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.