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
Home Improvement Retail1.68%+1.68 ppRestaurants1.33%+1.33 ppAutomobile Manufacturers1.27%+1.27 ppApparel, Accessories & Luxury Goods0.51%+0.51 ppHotels, Resorts & Cruise Lines0.49%+0.49 ppBroadline Retail0.48%+0.47 ppApparel Retail0.44%+0.44 ppCasinos & Gaming0.27%+0.27 ppHomebuilding0.23%+0.23 ppAutomotive Parts & Equipment0.15%+0.15 ppAutomotive Retail0.12%+0.12 ppComputer & Electronics Retail0.10%+0.10 ppConsumer Electronics0.10%+0.10 ppOther Specialty Retail0.08%+0.08 ppDistributors0.06%+0.06 ppLeisure Products0.05%+0.05 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automotive Retail
Automotive Retail · weight
0.12%
Industry change · 12M
+0.12 pp
Automotive Retail · contribution
+0.123 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jun 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 |
|---|---|---|---|---|---|---|---|
| AutoZone → AZO | United States | $32.1bn | 0.113% | +0.053 pp | +0.113 pp | +32.3% | Yes |
| O'Reilly Automotive → ORLY | United States | $2.6bn | 0.009% | +0.005 pp | +0.009 pp | +34.3% | 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.