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 Information Technology
Systems Software2.82%-1.45 ppSemiconductors1.92%-1.30 ppApplication Software1.80%-0.99 ppIT Consulting & Other Services0.95%-0.79 ppCommunications Equipment0.83%-0.48 ppTechnology Hardware, Storage & Peripherals1.26%-0.43 ppSemiconductor Materials & Equipment0.15%-0.20 ppElectronic Manufacturing Services0.10%-0.10 ppElectronic Components0.10%-0.08 ppElectronic Equipment & Instruments0.10%-0.06 ppInternet Services & Infrastructure0.10%-0.03 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
1.80%
Industry change · 12M
-0.99 pp
Application Software · contribution
-0.991 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 2018 · 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 |
|---|---|---|---|---|---|---|---|
| Oracle Corporation → ORCL | United States | $193.4bn | 0.624% | -0.533 pp | -0.594 pp | -5.1% | No |
| Adobe Inc. → ADBE | United States | $129.0bn | 0.416% | -0.328 pp | -0.144 pp | +31.9% | No |
| Salesforce → CRM | United States | $115.5bn | 0.373% | -0.203 pp | -0.096 pp | +34.0% | No |
| Intuit → INTU | United States | $56.8bn | 0.183% | -0.131 pp | -0.062 pp | +31.3% | No |
| Autodesk → ADSK | United States | $33.7bn | 0.109% | -0.062 pp | -0.036 pp | +33.5% | No |
| Synopsys → SNPS | United States | $15.2bn | 0.049% | -0.031 pp | -0.030 pp | +10.3% | No |
| Cadence Design Systems → CDNS | United States | $13.3bn | 0.043% | -0.030 pp | -0.029 pp | +4.9% | 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.