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
Broadline Retail5.27%+1.58 ppAutomobile Manufacturers1.84%-0.74 ppRestaurants1.07%-0.27 ppHotels, Resorts & Cruise Lines0.54%+0.11 ppHomebuilding0.29%+0.07 ppCasinos & Gaming0.18%-0.07 ppAutomotive Parts & Equipment0.06%-0.04 ppHome Improvement Retail1.46%+0.03 ppApparel Retail0.46%+0.03 ppOther Specialty Retail0.09%-0.03 ppDistributors0.06%-0.02 ppConsumer Electronics0.08%+0.01 ppFootwear0.01%+0.01 ppComputer & Electronics Retail0.05%-0.01 ppApparel, Accessories & Luxury Goods0.38%-0.01 ppLeisure Products0.02%-0.00 ppAutomotive Retail0.16%-0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Homebuilding
Homebuilding · weight
0.29%
Industry change · 12M
+0.07 pp
Homebuilding · contribution
+0.073 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 2024 · 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 |
|---|---|---|---|---|---|---|---|
| D. R. Horton → DHI | United States | $54.6bn | 0.151% | +0.000 pp | +0.037 pp | +69.9% | Yes |
| PulteGroup → PHM | United States | $25.6bn | 0.071% | +0.005 pp | +0.026 pp | +108.6% | Yes |
| NVR, Inc. → NVR | United States | $25.8bn | 0.072% | +0.005 pp | +0.010 pp | +45.4% | 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.