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
Technology Hardware, Storage & Peripherals2.02%+0.33 ppSemiconductors3.46%+0.24 ppSystems Software4.41%+0.14 ppApplication Software2.90%+0.11 ppCommunications Equipment1.43%+0.11 ppIT Consulting & Other Services1.78%+0.04 ppSemiconductor Materials & Equipment0.39%+0.04 ppInternet Services & Infrastructure0.14%+0.02 ppElectronic Equipment & Instruments0.18%+0.01 ppElectronic Manufacturing Services0.22%+0.01 ppElectronic Components0.17%-0.01 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
2.90%
Industry change · 12M
+0.11 pp
Application Software · contribution
+0.113 pp
Company participation
57%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 | $106.4bn | 0.653% | +0.093 pp | +0.093 pp | +8.2% | Yes |
| Oracle Corporation → ORCL | United States | $186.8bn | 1.146% | -0.072 pp | -0.072 pp | -11.3% | No |
| Salesforce → CRM | United States | $85.1bn | 0.522% | +0.053 pp | +0.053 pp | +2.1% | Yes |
| Intuit → INTU | United States | $44.4bn | 0.272% | +0.028 pp | +0.028 pp | +3.2% | Yes |
| Autodesk → ADSK | United States | $27.4bn | 0.168% | +0.023 pp | +0.023 pp | +8.6% | Yes |
| Cadence Design Systems → CDNS | United States | $10.4bn | 0.064% | -0.008 pp | -0.008 pp | -18.0% | No |
| Synopsys → SNPS | United States | $12.4bn | 0.076% | -0.003 pp | -0.003 pp | -10.1% | 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.