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
Automobile Manufacturers1.65%+0.38 ppHome Improvement Retail1.95%+0.31 ppCasinos & Gaming0.19%-0.11 ppApparel Retail0.42%-0.09 ppRestaurants1.34%-0.07 ppBroadline Retail0.40%-0.07 ppApparel, Accessories & Luxury Goods0.49%-0.03 ppAutomotive Retail0.15%+0.03 ppComputer & Electronics Retail0.08%-0.03 ppHomebuilding0.24%+0.03 ppOther Specialty Retail0.09%+0.01 ppConsumer Electronics0.08%-0.01 ppLeisure Products0.04%-0.01 ppDistributors0.06%+0.01 ppHotels, Resorts & Cruise Lines0.47%+0.00 ppAutomotive Parts & Equipment0.14%+0.00 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Broadline Retail
Broadline Retail · weight
0.40%
Industry change · 12M
-0.07 pp
Broadline Retail · contribution
-0.067 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 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 |
|---|---|---|---|---|---|---|---|
| Amazon → AMZN | United States | $84.6bn | 0.271% | -0.021 pp | -0.060 pp | +2.4% | No |
| eBay Inc. → EBAY | United States | $41.6bn | 0.133% | -0.026 pp | -0.007 pp | +33.8% | 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.