Observatory · observe first
Follow the allocation change
Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.
Historical time machine
Historical observation
20182026
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Materials
Specialty Chemicals0.70%-0.09 ppGold0.24%+0.07 ppCopper0.12%+0.04 ppCommodity Chemicals0.16%-0.04 ppIndustrial Gases0.84%+0.03 ppPaper & Plastic Packaging Products & Materials0.57%-0.03 ppSteel0.07%-0.02 ppMetal, Glass & Plastic Containers0.14%+0.02 ppFertilizers & Agricultural Chemicals0.18%-0.02 ppConstruction Materials0.17%-0.01 pp
3 · Sub-industry
Inside Fertilizers & Agricultural Chemicals
Fertilizers & Agricultural Chemicals · weight
0.18%
Industry change · 12M
-0.02 pp
Fertilizers & Agricultural Chemicals · contribution
-0.016 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 2020 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| CF Industries → CF | United States | $5.9bn | 0.028% | +0.028 pp | -0.023 pp | -37.0% | Yes |
| Corteva → CTVA | United States | $24.7bn | 0.117% | +0.117 pp | +0.014 pp | +27.6% | Yes |
| Mosaic Company (The) → MOS | United States | $7.0bn | 0.033% | +0.033 pp | -0.007 pp | -5.8% | Yes |
Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.