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
Hotels, Resorts & Cruise Lines41.91%+41.23 ppRestaurants0.79%-0.73 ppHome Improvement Retail0.99%-0.68 ppAutomobile Manufacturers0.87%+0.47 ppApparel Retail0.28%-0.27 ppCasinos & Gaming0.15%-0.25 ppApparel, Accessories & Luxury Goods0.29%-0.15 ppHomebuilding0.13%-0.10 ppBroadline Retail0.29%-0.09 ppAutomotive Retail0.07%-0.07 ppConsumer Electronics0.05%-0.04 ppOther Specialty Retail0.05%-0.04 ppComputer & Electronics Retail0.07%-0.04 ppDistributors0.03%-0.03 ppLeisure Products0.03%-0.03 ppAutomotive Parts & Equipment0.09%-0.02 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
0.87%
Industry change · 12M
+0.47 pp
Automobile Manufacturers · contribution
+0.471 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 2021 · 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 |
|---|---|---|---|---|---|---|---|
| Tesla, Inc. → TSLA | United States | $250.7bn | 0.601% | +0.601 pp | +0.601 pp | +509.9% | Yes |
| Ford Motor Company → F | United States | $39.2bn | 0.094% | -0.042 pp | -0.068 pp | +19.4% | Yes |
| General Motors → GM | United States | $72.5bn | 0.174% | -0.060 pp | -0.062 pp | +53.6% | 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.