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%-43.48 ppRestaurants1.81%+1.03 ppHome Improvement Retail1.84%+0.81 ppApparel Retail0.57%+0.35 ppHotels, Resorts & Cruise Lines0.69%+0.24 ppAutomobile Manufacturers0.47%+0.20 ppBroadline Retail0.42%+0.15 ppApparel, Accessories & Luxury Goods0.43%+0.15 ppAutomotive Retail0.16%+0.09 ppHomebuilding0.15%+0.07 ppCasinos & Gaming0.14%+0.04 ppAutomotive Parts & Equipment0.12%+0.04 ppLeisure Products0.08%+0.04 ppOther Specialty Retail0.09%+0.03 ppDistributors0.07%+0.02 ppComputer & Electronics Retail0.09%+0.02 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automotive Retail
Automotive Retail · weight
0.16%
Industry change · 12M
+0.09 pp
Automotive Retail · contribution
+0.086 pp
Company participation
50%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 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 |
|---|---|---|---|---|---|---|---|
| AutoZone → AZO | United States | $27.0bn | 0.147% | -0.002 pp | +0.082 pp | +43.7% | Yes |
| O'Reilly Automotive → ORLY | United States | $2.0bn | 0.011% | -0.001 pp | +0.005 pp | +14.4% | 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.