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 Manufacturers2.96%+1.52 ppHome Improvement Retail1.41%-0.16 ppBroadline Retail4.46%-0.15 ppHotels, Resorts & Cruise Lines0.50%+0.09 ppApparel Retail0.47%+0.07 ppHomebuilding0.24%+0.06 ppRestaurants1.21%-0.06 ppOther Specialty Retail0.08%-0.02 ppDistributors0.07%-0.02 ppApparel, Accessories & Luxury Goods0.29%-0.01 ppAutomotive Parts & Equipment0.09%+0.01 ppAutomotive Retail0.17%-0.01 ppCasinos & Gaming0.20%+0.01 ppConsumer Electronics0.07%+0.01 ppLeisure Products0.03%-0.01 ppComputer & Electronics Retail0.05%-0.01 ppFootwear0.00%+0.00 ppHomefurnishing Retail0.00%+0.00 pp
3 · Sub-industry
Inside Automotive Retail
Automotive Retail · weight
0.17%
Industry change · 12M
-0.01 pp
Automotive Retail · contribution
-0.010 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2023 · 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 | $46.1bn | 0.154% | +0.049 pp | -0.010 pp | +18.6% | Yes |
| O'Reilly Automotive → ORLY | United States | $3.7bn | 0.012% | +0.003 pp | +0.001 pp | +29.2% | 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.