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 Software5.68%+1.16 ppApplication Software3.34%+0.37 ppTechnology Hardware, Storage & Peripherals1.85%-0.14 ppElectronic Equipment & Instruments0.30%+0.13 ppIT Consulting & Other Services1.62%-0.11 ppSemiconductor Materials & Equipment0.26%-0.09 ppCommunications Equipment1.56%+0.08 ppInternet Services & Infrastructure0.20%+0.06 ppSemiconductors3.36%+0.03 ppElectronic Manufacturing Services0.18%-0.02 ppElectronic Components0.16%+0.00 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Application Software
Application Software · weight
3.34%
Industry change · 12M
+0.37 pp
Application Software · contribution
+0.373 pp
Company participation
100%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 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 | $127.5bn | 0.710% | +0.327 pp | +0.166 pp | +36.7% | Yes |
| Adobe Inc. → ADBE | United States | $141.1bn | 0.786% | +0.388 pp | +0.116 pp | +30.5% | Yes |
| Oracle Corporation → ORCL | United States | $189.1bn | 1.054% | +0.459 pp | -0.092 pp | +23.1% | Yes |
| Intuit → INTU | United States | $65.0bn | 0.362% | +0.178 pp | +0.072 pp | +37.0% | Yes |
| Autodesk → ADSK | United States | $39.1bn | 0.218% | +0.112 pp | +0.049 pp | +41.5% | Yes |
| Cadence Design Systems → CDNS | United States | $19.5bn | 0.109% | +0.064 pp | +0.039 pp | +73.2% | Yes |
| Synopsys → SNPS | United States | $18.1bn | 0.101% | +0.055 pp | +0.023 pp | +41.6% | 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.