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 Manufacturers1.72%+1.35 ppRestaurants1.28%-0.22 ppHotels, Resorts & Cruise Lines0.50%+0.10 ppHome Improvement Retail1.85%-0.07 ppBroadline Retail0.45%-0.07 ppCasinos & Gaming0.21%-0.05 ppComputer & Electronics Retail0.10%-0.04 ppApparel Retail0.40%-0.03 ppAutomotive Parts & Equipment0.16%+0.03 ppHomebuilding0.21%-0.03 ppOther Specialty Retail0.08%+0.01 ppLeisure Products0.04%-0.01 ppConsumer Electronics0.09%-0.00 ppApparel, Accessories & Luxury Goods0.51%-0.00 ppDistributors0.06%+0.00 ppAutomotive Retail0.13%+0.00 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Homebuilding
Homebuilding · weight
0.21%
Industry change · 12M
-0.03 pp
Homebuilding · contribution
-0.030 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Oct 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 |
|---|---|---|---|---|---|---|---|
| PulteGroup → PHM | United States | $12.2bn | 0.041% | -0.008 pp | -0.011 pp | +19.3% | No |
| NVR, Inc. → NVR | United States | $17.4bn | 0.058% | -0.007 pp | -0.011 pp | +23.8% | No |
| D. R. Horton → DHI | United States | $32.0bn | 0.107% | -0.010 pp | -0.008 pp | +34.9% | 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.