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 Chemicals0.94%+0.94 ppIndustrial Gases0.74%+0.74 ppPaper & Plastic Packaging Products & Materials0.52%+0.51 ppFertilizers & Agricultural Chemicals0.18%+0.18 ppCopper0.18%+0.18 ppConstruction Materials0.16%+0.16 ppCommodity Chemicals0.16%+0.16 ppGold0.15%+0.15 ppSteel0.12%+0.12 ppMetal, Glass & Plastic Containers0.10%+0.10 pp
3 · Sub-industry
Inside Fertilizers & Agricultural Chemicals
Fertilizers & Agricultural Chemicals · weight
0.18%
Industry change · 12M
+0.18 pp
Fertilizers & Agricultural Chemicals · contribution
+0.181 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 2021 · 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 |
|---|---|---|---|---|---|---|---|
| Corteva → CTVA | United States | $32.3bn | 0.108% | -0.012 pp | +0.108 pp | +55.9% | No |
| Mosaic Company (The) → MOS | United States | $12.2bn | 0.041% | -0.008 pp | +0.041 pp | +78.0% | Yes |
| CF Industries → CF | United States | $9.8bn | 0.033% | -0.008 pp | +0.033 pp | +43.3% | No |
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.