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 Broadline Retail
Broadline Retail · weight
5.20%
Industry change · 12M
-0.13 pp
Broadline Retail · contribution
-0.128 pp
Company participation
100%
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 |
|---|---|---|---|---|---|---|---|
| Amazon → AMZN | United States | $2929.3bn | 5.113% | +1.245 pp | -0.128 pp | +16.0% | Yes |
| eBay Inc. → EBAY | United States | $50.6bn | 0.088% | +0.026 pp | -0.000 pp | +25.9% | 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.