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 Retail5.30%+0.55 ppAutomobile Manufacturers3.16%+0.52 ppHome Improvement Retail1.19%-0.22 ppApparel, Accessories & Luxury Goods0.28%-0.20 ppRestaurants1.06%-0.12 ppHomebuilding0.21%-0.07 ppFootwear0.07%+0.07 ppCasinos & Gaming0.13%-0.06 ppAutomotive Parts & Equipment0.03%-0.04 ppApparel Retail0.42%-0.04 ppOther Specialty Retail0.06%-0.03 ppDistributors0.04%-0.02 ppHotels, Resorts & Cruise Lines0.56%+0.02 ppConsumer Electronics0.09%+0.02 ppAutomotive Retail0.13%-0.01 ppComputer & Electronics Retail0.04%-0.01 ppLeisure Products0.02%-0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
3.16%
Industry change · 12M
+0.52 pp
Automobile Manufacturers · contribution
+0.518 pp
Company participation
67%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 2024 · 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 | $1296.3bn | 2.940% | +0.994 pp | +0.584 pp | +62.5% | Yes |
| Ford Motor Company → F | United States | $36.9bn | 0.084% | -0.008 pp | -0.052 pp | -13.1% | No |
| General Motors → GM | United States | $58.6bn | 0.133% | +0.016 pp | -0.014 pp | +49.8% | 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.