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 Software4.67%+0.41 ppTechnology Hardware, Storage & Peripherals2.07%+0.37 ppSemiconductors3.49%+0.27 ppApplication Software3.04%+0.25 ppCommunications Equipment1.41%+0.09 ppSemiconductor Materials & Equipment0.31%-0.04 ppInternet Services & Infrastructure0.16%+0.03 ppElectronic Components0.16%-0.02 ppElectronic Manufacturing Services0.19%-0.01 ppIT Consulting & Other Services1.73%-0.01 ppElectronic Equipment & Instruments0.17%+0.01 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
3.04%
Industry change · 12M
+0.25 pp
Application Software · contribution
+0.251 pp
Company participation
71%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jun 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 |
|---|---|---|---|---|---|---|---|
| Adobe Inc. → ADBE | United States | $119.4bn | 0.724% | +0.071 pp | +0.164 pp | +22.1% | Yes |
| Oracle Corporation → ORCL | United States | $175.4bn | 1.064% | -0.082 pp | -0.154 pp | -14.2% | No |
| Salesforce → CRM | United States | $100.1bn | 0.607% | +0.085 pp | +0.138 pp | +19.7% | Yes |
| Intuit → INTU | United States | $52.4bn | 0.318% | +0.046 pp | +0.073 pp | +22.0% | Yes |
| Autodesk → ADSK | United States | $28.7bn | 0.174% | +0.006 pp | +0.029 pp | +13.4% | Yes |
| Cadence Design Systems → CDNS | United States | $12.2bn | 0.074% | +0.010 pp | +0.002 pp | -3.5% | Yes |
| Synopsys → SNPS | United States | $12.8bn | 0.077% | +0.001 pp | -0.001 pp | -7.6% | 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.