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 Consumer Discretionary
Restaurants1.69%+0.22 ppApparel Retail0.55%+0.20 ppAutomobile Manufacturers0.48%-0.14 ppHome Improvement Retail1.65%-0.13 ppCasinos & Gaming0.14%-0.09 ppHotels, Resorts & Cruise Lines0.78%-0.09 ppAutomotive Parts & Equipment0.10%-0.06 ppAutomotive Retail0.16%+0.05 ppBroadline Retail0.44%-0.03 ppOther Specialty Retail0.13%+0.03 ppComputer & Electronics Retail0.10%-0.02 ppApparel, Accessories & Luxury Goods0.43%-0.02 ppConsumer Electronics0.09%+0.02 ppHomebuilding0.14%-0.01 ppLeisure Products0.07%+0.00 ppDistributors0.08%+0.00 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
0.48%
Industry change · 12M
-0.14 pp
Automobile Manufacturers · contribution
-0.144 pp
Company participation
100%
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 |
|---|---|---|---|---|---|---|---|
| General Motors → GM | United States | $47.3bn | 0.275% | -0.047 pp | -0.090 pp | -18.7% | Yes |
| Ford Motor Company → F | United States | $35.5bn | 0.207% | +0.017 pp | -0.055 pp | -12.0% | 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.