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
Apparel Retail0.57%+0.22 ppHotels, Resorts & Cruise Lines0.79%-0.11 ppRestaurants1.63%+0.06 ppCasinos & Gaming0.17%-0.06 ppAutomobile Manufacturers0.52%-0.05 ppAutomotive Retail0.15%+0.04 ppOther Specialty Retail0.13%+0.02 ppConsumer Electronics0.09%+0.02 ppHome Improvement Retail1.75%+0.02 ppComputer & Electronics Retail0.11%-0.02 ppApparel, Accessories & Luxury Goods0.47%+0.02 ppHomebuilding0.14%-0.01 ppAutomotive Parts & Equipment0.12%-0.01 ppBroadline Retail0.45%-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
0.52%
Industry change · 12M
-0.05 pp
Automobile Manufacturers · contribution
-0.051 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 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 |
|---|---|---|---|---|---|---|---|
| Ford Motor Company → F | United States | $39.0bn | 0.217% | +0.109 pp | -0.040 pp | -0.8% | Yes |
| General Motors → GM | United States | $55.2bn | 0.308% | +0.126 pp | -0.010 pp | +10.3% | 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.