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 Manufacturers2.96%+1.52 ppHome Improvement Retail1.41%-0.16 ppBroadline Retail4.46%-0.15 ppHotels, Resorts & Cruise Lines0.50%+0.09 ppApparel Retail0.47%+0.07 ppHomebuilding0.24%+0.06 ppRestaurants1.21%-0.06 ppOther Specialty Retail0.08%-0.02 ppDistributors0.07%-0.02 ppApparel, Accessories & Luxury Goods0.29%-0.01 ppAutomotive Parts & Equipment0.09%+0.01 ppAutomotive Retail0.17%-0.01 ppCasinos & Gaming0.20%+0.01 ppConsumer Electronics0.07%+0.01 ppLeisure Products0.03%-0.01 ppComputer & Electronics Retail0.05%-0.01 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Broadline Retail
Broadline Retail · weight
4.46%
Industry change · 12M
-0.15 pp
Broadline Retail · contribution
-0.145 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2023 · 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 | $1311.6bn | 4.380% | +1.287 pp | -0.144 pp | +12.5% | Yes |
| eBay Inc. → EBAY | United States | $23.5bn | 0.078% | +0.023 pp | -0.001 pp | +22.4% | 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.