Observatory · observe first
Halliburton
HAL · United States · Oil & Gas Equipment & Services · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.042%
12M weight contribution
-0.018 pp
3M weight contribution
+0.004 pp
12M price return
-12.9%
Share of matched S&P 500 members
Monthly observations through Sep 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 |
|---|---|---|---|---|---|
| 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 |
| Sep 2024 | $25.6bn | 0.060% | -0.062 pp | -26.8% | No |
| Aug 2024 | $27.4bn | 0.066% | -0.044 pp | -18.0% | No |
| Jul 2024 | $30.6bn | 0.055% | -0.022 pp | -9.6% | No |
| Jun 2024 | $29.9bn | 0.056% | -0.013 pp | +4.3% | No |
| May 2024 | $32.5bn | 0.062% | -0.002 pp | +30.5% | No |
| Apr 2024 | $33.2bn | 0.096% | -0.004 pp | +16.5% | No |
| Mar 2024 | $35.1bn | 0.097% | -0.000 pp | +26.9% | No |
| Feb 2024 | $31.2bn | 0.089% | -0.026 pp | -1.9% | No |
| Jan 2024 | $31.9bn | 0.095% | -0.033 pp | -12.0% | No |
| Dec 2023 | $32.4bn | 0.096% | -0.032 pp | -6.5% | No |
| Nov 2023 | $33.1bn | 0.103% | -0.013 pp | -0.6% | Yes |
| Oct 2023 | $35.2bn | 0.120% | +0.002 pp | +9.8% | 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.