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 Retail4.86%-0.41 ppAutomobile Manufacturers2.18%+0.34 ppHome Improvement Retail1.17%-0.28 ppApparel, Accessories & Luxury Goods0.24%-0.14 ppHomebuilding0.20%-0.10 ppRestaurants1.16%+0.09 ppCasinos & Gaming0.11%-0.07 ppHomefurnishing Retail0.05%+0.05 ppHotels, Resorts & Cruise Lines0.51%-0.03 ppApparel Retail0.43%-0.03 ppAutomotive Parts & Equipment0.03%-0.03 ppFootwear0.04%+0.03 ppOther Specialty Retail0.11%+0.02 ppDistributors0.04%-0.02 ppConsumer Electronics0.10%+0.02 ppComputer & Electronics Retail0.04%-0.01 ppLeisure Products0.02%-0.00 ppAutomotive Retail0.16%+0.00 pp
3 · Sub-industry
Inside Automobile Manufacturers
Automobile Manufacturers · weight
2.18%
Industry change · 12M
+0.34 pp
Automobile Manufacturers · contribution
+0.344 pp
Company participation
33%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 2025 · 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 | $833.6bn | 1.979% | -0.961 pp | +0.426 pp | +47.4% | No |
| Ford Motor Company → F | United States | $37.4bn | 0.089% | +0.005 pp | -0.049 pp | -18.7% | Yes |
| General Motors → GM | United States | $46.8bn | 0.111% | -0.022 pp | -0.034 pp | +4.7% | No |
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.