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 & Materials0.31%-30.61 ppIndustrial Gases0.61%+0.11 ppFertilizers & Agricultural Chemicals0.17%+0.05 ppSpecialty Chemicals0.50%+0.05 ppGold0.14%+0.05 ppCommodity Chemicals0.04%-0.03 ppConstruction Materials0.15%+0.02 ppSteel0.11%-0.00 ppCopper0.13%+0.00 ppMetal, Glass & Plastic Containers0.03%-0.00 pp
3 · Sub-industry
Inside Paper & Plastic Packaging Products & Materials
Paper & Plastic Packaging Products & Materials · weight
0.31%
Industry change · 12M
-30.61 pp
Paper & Plastic Packaging Products & Materials · contribution
-30.612 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jun 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 |
|---|---|---|---|---|---|---|---|
| Packaging Corporation of America → PKG | United States | $17.0bn | 0.037% | -0.006 pp | -30.693 pp | +5.8% | No |
| Smurfit Westrock → SW | United States | $22.5bn | 0.049% | -0.007 pp | +0.049 pp | -3.5% | No |
| International Paper → IP | United States | $24.7bn | 0.053% | -0.013 pp | +0.025 pp | +12.5% | No |
| Amcor → AMCR | United States | $66.4bn | 0.143% | -0.023 pp | +0.011 pp | -1.2% | No |
| Avery Dennison → AVY | United States | $13.7bn | 0.030% | -0.004 pp | -0.003 pp | -18.3% | 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.