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 Software6.05%+3.21 ppSemiconductors3.36%+1.60 ppApplication Software3.06%+1.33 ppTechnology Hardware, Storage & Peripherals2.06%+1.09 ppIT Consulting & Other Services1.45%+0.60 ppCommunications Equipment1.18%+0.38 ppElectronic Equipment & Instruments0.34%+0.20 ppSemiconductor Materials & Equipment0.31%+0.18 ppTechnology Distributors0.10%+0.10 ppInternet Services & Infrastructure0.18%+0.08 ppElectronic Manufacturing Services0.16%+0.06 ppElectronic Components0.13%+0.03 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
3.06%
Industry change · 12M
+1.33 pp
Application Software · contribution
+1.335 pp
Company participation
43%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Dec 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 |
|---|---|---|---|---|---|---|---|
| Adobe Inc. → ADBE | United States | $159.7bn | 0.783% | +0.073 pp | +0.388 pp | +45.8% | Yes |
| Salesforce → CRM | United States | $144.3bn | 0.708% | +0.016 pp | +0.333 pp | +18.7% | Yes |
| Oracle Corporation → ORCL | United States | $169.9bn | 0.834% | -0.127 pp | +0.254 pp | +19.3% | No |
| Intuit → INTU | United States | $68.2bn | 0.334% | -0.033 pp | +0.152 pp | +34.1% | No |
| Autodesk → ADSK | United States | $40.4bn | 0.198% | +0.026 pp | +0.097 pp | +42.6% | Yes |
| Synopsys → SNPS | United States | $21.0bn | 0.103% | -0.007 pp | +0.058 pp | +65.2% | No |
| Cadence Design Systems → CDNS | United States | $19.5bn | 0.095% | -0.003 pp | +0.052 pp | +59.5% | 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.