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
Broadline Retail4.97%-0.66 ppAutomobile Manufacturers3.33%+0.25 ppHome Improvement Retail1.00%-0.24 ppRestaurants0.88%-0.19 ppAutomotive Retail0.28%+0.14 ppApparel, Accessories & Luxury Goods0.19%-0.10 ppOther Specialty Retail0.11%+0.05 ppHomefurnishing Retail0.05%+0.05 ppHomebuilding0.17%-0.04 ppFootwear0.03%-0.03 ppHotels, Resorts & Cruise Lines0.57%-0.02 ppConsumer Electronics0.07%-0.02 ppComputer & Electronics Retail0.03%-0.01 ppApparel Retail0.44%+0.01 ppCasinos & Gaming0.11%-0.01 ppLeisure Products0.02%+0.01 ppAutomotive Parts & Equipment0.03%-0.00 ppDistributors0.04%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
3.33%
Industry change · 12M
+0.25 pp
Automobile Manufacturers · contribution
+0.248 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 2026 · 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 | $1615.1bn | 3.090% | +0.115 pp | +0.196 pp | +6.4% | Yes |
| General Motors → GM | United States | $75.9bn | 0.145% | +0.019 pp | +0.036 pp | +71.6% | Yes |
| Ford Motor Company → F | United States | $51.7bn | 0.099% | +0.003 pp | +0.015 pp | +47.9% | 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.