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 Software5.30%+0.89 ppApplication Software3.29%+0.39 ppSemiconductors3.21%-0.25 ppTechnology Hardware, Storage & Peripherals1.82%-0.21 ppSemiconductor Materials & Equipment0.24%-0.15 ppIT Consulting & Other Services1.65%-0.13 ppCommunications Equipment1.56%+0.13 ppElectronic Equipment & Instruments0.30%+0.12 ppElectronic Manufacturing Services0.16%-0.06 ppInternet Services & Infrastructure0.19%+0.05 ppElectronic Components0.17%+0.00 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
3.29%
Industry change · 12M
+0.39 pp
Application Software · contribution
+0.389 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 |
|---|---|---|---|---|---|---|---|
| Salesforce → CRM | United States | $122.1bn | 0.701% | +0.327 pp | +0.179 pp | +36.2% | Yes |
| Intuit → INTU | United States | $67.7bn | 0.389% | +0.206 pp | +0.117 pp | +52.1% | Yes |
| Adobe Inc. → ADBE | United States | $130.0bn | 0.747% | +0.352 pp | +0.094 pp | +23.3% | Yes |
| Oracle Corporation → ORCL | United States | $183.6bn | 1.054% | +0.475 pp | -0.091 pp | +19.3% | Yes |
| Cadence Design Systems → CDNS | United States | $17.8bn | 0.102% | +0.058 pp | +0.038 pp | +72.7% | Yes |
| Autodesk → ADSK | United States | $34.2bn | 0.197% | +0.096 pp | +0.028 pp | +24.1% | Yes |
| Synopsys → SNPS | United States | $17.2bn | 0.099% | +0.054 pp | +0.023 pp | +38.3% | 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.