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
Industrial Gases0.83%+0.62 ppCommodity Chemicals0.20%+0.20 ppCopper0.08%-0.07 ppPaper & Plastic Packaging Products & Materials0.19%-0.06 ppSpecialty Chemicals0.81%-0.05 ppMetal, Glass & Plastic Containers0.12%+0.04 ppSteel0.09%-0.04 ppGold0.16%+0.03 ppFertilizers & Agricultural Chemicals0.10%-0.02 ppConstruction Materials0.17%-0.01 pp
3 · Sub-industry
Inside Fertilizers & Agricultural Chemicals
Fertilizers & Agricultural Chemicals · weight
0.10%
Industry change · 12M
-0.02 pp
Fertilizers & Agricultural Chemicals · contribution
-0.022 pp
Company participation
50%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
May 2019 · 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 |
|---|---|---|---|---|---|---|---|
| Mosaic Company (The) → MOS | United States | $8.3bn | 0.048% | -0.022 pp | -0.016 pp | -21.6% | No |
| CF Industries → CF | United States | $8.9bn | 0.052% | -0.003 pp | -0.006 pp | +0.5% | 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.