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
Universe›Materials›Paper & Plastic Packaging Products & Materials›Paper & Plastic Packaging Products & Materials
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Materials
Paper & Plastic Packaging Products & Materials31.70%+3.91 ppIndustrial Gases0.51%-0.06 ppSpecialty Chemicals0.47%-0.04 ppFertilizers & Agricultural Chemicals0.12%-0.03 ppCopper0.14%+0.02 ppGold0.09%+0.01 ppCommodity Chemicals0.08%-0.01 ppConstruction Materials0.13%+0.01 ppSteel0.12%-0.00 ppMetal, Glass & Plastic Containers0.04%+0.00 pp
3 · Sub-industry
Inside Paper & Plastic Packaging Products & Materials
Paper & Plastic Packaging Products & Materials · weight
31.70%
Industry change · 12M
+3.91 pp
Paper & Plastic Packaging Products & Materials · contribution
+3.914 pp
Company participation
25%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
May 2024 · 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 |
|---|---|---|---|---|---|---|---|
| Packaging Corporation of America → PKG | United States | $16477.0bn | 31.496% | +31.449 pp | +3.941 pp | +52.8% | Yes |
| Amcor → AMCR | United States | $73.5bn | 0.140% | -0.047 pp | -0.035 pp | +11.2% | No |
| International Paper → IP | United States | $15.7bn | 0.030% | -0.005 pp | +0.005 pp | +61.3% | No |
| Avery Dennison → AVY | United States | $18.3bn | 0.035% | -0.015 pp | +0.003 pp | +43.7% | 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.