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
Consumer Electronics0.09%-44.74 ppHome Improvement Retail1.62%+0.66 ppRestaurants1.46%+0.53 ppCasinos & Gaming0.42%+0.33 ppHotels, Resorts & Cruise Lines0.74%+0.32 ppApparel Retail0.57%+0.26 ppApparel, Accessories & Luxury Goods0.46%+0.20 ppAutomobile Manufacturers0.43%+0.16 ppHomebuilding0.22%+0.14 ppBroadline Retail0.37%+0.14 ppAutomotive Retail0.15%+0.07 ppAutomotive Parts & Equipment0.12%+0.06 ppComputer & Electronics Retail0.11%+0.06 ppLeisure Products0.07%+0.03 ppDistributors0.08%+0.03 ppOther Specialty Retail0.08%+0.02 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Broadline Retail
Broadline Retail · weight
0.37%
Industry change · 12M
+0.14 pp
Broadline Retail · contribution
+0.141 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 2019 · 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 | $45.8bn | 0.225% | -0.003 pp | +0.093 pp | +23.0% | No |
| eBay Inc. → EBAY | United States | $29.4bn | 0.144% | -0.030 pp | +0.048 pp | +30.6% | 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.