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 Retail3.32%-1.55 ppRestaurants0.64%-0.51 ppHome Improvement Retail0.67%-0.51 ppApparel, Accessories & Luxury Goods0.13%-0.11 ppHotels, Resorts & Cruise Lines0.40%-0.10 ppHomebuilding0.12%-0.08 ppApparel Retail0.36%-0.07 ppOther Specialty Retail0.07%-0.04 ppConsumer Electronics0.07%-0.03 ppAutomotive Retail0.19%+0.03 ppCasinos & Gaming0.08%-0.02 ppFootwear0.02%-0.02 ppDistributors0.02%-0.02 ppComputer & Electronics Retail0.02%-0.02 ppHomefurnishing Retail0.03%-0.01 ppAutomobile Manufacturers2.19%+0.01 ppAutomotive Parts & Equipment0.02%-0.01 ppLeisure Products0.02%-0.00 pp
3 · Sub-industry
Inside Homebuilding
Homebuilding · weight
0.12%
Industry change · 12M
-0.08 pp
Homebuilding · contribution
-0.078 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 |
|---|---|---|---|---|---|---|---|
| D. R. Horton → DHI | United States | $39.8bn | 0.058% | -0.025 pp | -0.037 pp | +9.2% | No |
| NVR, Inc. → NVR | United States | $18.4bn | 0.027% | -0.014 pp | -0.025 pp | -9.0% | No |
| PulteGroup → PHM | United States | $22.6bn | 0.033% | -0.012 pp | -0.016 pp | +15.3% | 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.