Observatory · observe first
Halliburton
HAL · United States · Oil & Gas Equipment & Services · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Latest available · not live
20182026
Universe weight
0.045%
12M weight contribution
+0.003 pp
3M weight contribution
-0.005 pp
12M price return
+31.9%
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 | $26.5bn | 0.045% | +0.003 pp | +31.9% | No |
| Aug 2026 | $30.7bn | 0.051% | +0.011 pp | +65.9% | Yes |
| Jul 2026 | $26.9bn | 0.047% | +0.007 pp | +47.3% | No |
| Jun 2026 | $28.4bn | 0.049% | +0.012 pp | +70.4% | No |
| May 2026 | $32.5bn | 0.056% | +0.018 pp | +103.8% | Yes |
| Apr 2026 | $35.3bn | 0.048% | +0.007 pp | +119.3% | Yes |
| Mar 2026 | $32.7bn | 0.048% | -0.005 pp | +57.9% | Yes |
| Feb 2026 | $30.2bn | 0.041% | -0.010 pp | +40.6% | No |
| Jan 2026 | $28.2bn | 0.054% | +0.003 pp | +32.7% | Yes |
| Dec 2025 | $23.8bn | 0.047% | -0.008 pp | +7.0% | Yes |
| Nov 2025 | $22.1bn | 0.043% | -0.018 pp | -15.3% | Yes |
| Oct 2025 | $22.6bn | 0.044% | -0.013 pp | -0.5% | Yes |
| Sep 2025 | $21.0bn | 0.042% | -0.018 pp | -12.9% | Yes |
| Aug 2025 | $19.4bn | 0.040% | -0.026 pp | -24.9% | No |
| Jul 2025 | $19.1bn | 0.040% | -0.015 pp | -33.7% | No |
| Jun 2025 | $17.5bn | 0.038% | -0.018 pp | -38.0% | No |
| May 2025 | $16.8bn | 0.038% | -0.024 pp | -45.4% | No |
| Apr 2025 | $17.0bn | 0.041% | -0.055 pp | -45.9% | No |
| Mar 2025 | $22.0bn | 0.052% | -0.045 pp | -34.1% | No |
| Feb 2025 | $22.9bn | 0.051% | -0.038 pp | -23.2% | No |
| Jan 2025 | $22.9bn | 0.051% | -0.044 pp | -25.5% | No |
| Dec 2024 | $23.9bn | 0.054% | -0.042 pp | -23.2% | No |
| Nov 2024 | $28.0bn | 0.062% | -0.042 pp | -12.2% | Yes |
| Oct 2024 | $24.5bn | 0.058% | -0.062 pp | -28.1% | 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.