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
Home Improvement Retail0.78%-0.25 ppHotels, Resorts & Cruise Lines0.79%+0.21 ppRestaurants0.76%-0.19 ppBroadline Retail5.20%-0.13 ppApparel, Accessories & Luxury Goods0.14%-0.09 ppAutomobile Manufacturers2.38%+0.09 ppAutomotive Retail0.22%+0.07 ppApparel Retail0.44%+0.06 ppOther Specialty Retail0.07%-0.05 ppHomebuilding0.14%-0.04 ppCasinos & Gaming0.09%-0.03 ppAutomotive Parts & Equipment0.02%-0.01 ppFootwear0.02%-0.01 ppConsumer Electronics0.10%+0.01 ppDistributors0.03%-0.01 ppComputer & Electronics Retail0.03%+0.00 ppHomefurnishing Retail0.05%-0.00 ppLeisure Products0.02%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
2.38%
Industry change · 12M
+0.09 pp
Automobile Manufacturers · contribution
+0.086 pp
Company participation
67%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 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 | $1229.1bn | 2.146% | +0.203 pp | +0.049 pp | +1.0% | No |
| General Motors → GM | United States | $78.0bn | 0.136% | +0.042 pp | +0.029 pp | +68.1% | Yes |
| Ford Motor Company → F | United States | $54.7bn | 0.096% | +0.034 pp | +0.009 pp | +39.2% | 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.