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 Gases0.49%-0.18 ppSpecialty Chemicals0.44%-0.16 ppPaper & Plastic Packaging Products & Materials0.32%-0.07 ppGold0.17%+0.05 ppCommodity Chemicals0.03%-0.05 ppCopper0.12%-0.03 ppFertilizers & Agricultural Chemicals0.13%-0.03 ppConstruction Materials0.15%-0.02 ppMetal, Glass & Plastic Containers0.03%-0.02 ppSteel0.11%-0.01 pp
3 · Sub-industry
Inside Fertilizers & Agricultural Chemicals
Fertilizers & Agricultural Chemicals · weight
0.13%
Industry change · 12M
-0.03 pp
Fertilizers & Agricultural Chemicals · contribution
-0.028 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 2025 · 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 | $41.7bn | 0.082% | -0.022 pp | -0.017 pp | +1.9% | No |
| CF Industries → CF | United States | $13.5bn | 0.026% | -0.005 pp | -0.007 pp | +3.7% | No |
| Mosaic Company (The) → MOS | United States | $8.7bn | 0.017% | -0.007 pp | -0.003 pp | +5.7% | 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.