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
Universe›Information Technology›Electronic Equipment & Instruments›Electronic Equipment & Instruments
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Information Technology
Systems Software0.01%-5.63 ppApplication Software0.00%-3.19 ppSemiconductors0.00%-3.17 ppTechnology Hardware, Storage & Peripherals0.00%-1.76 ppIT Consulting & Other Services0.00%-1.58 ppCommunications Equipment0.00%-1.46 ppElectronic Equipment & Instruments0.00%-0.29 ppSemiconductor Materials & Equipment0.00%-0.27 ppInternet Services & Infrastructure0.00%-0.21 ppElectronic Manufacturing Services0.00%-0.17 ppElectronic Components0.00%-0.15 ppTechnology Distributors0.00%+0.00 pp
3 · Sub-industry
Inside Electronic Equipment & Instruments
Electronic Equipment & Instruments · weight
0.00%
Industry change · 12M
-0.29 pp
Electronic Equipment & Instruments · contribution
-0.290 pp
Company participation
25%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2020 · 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 |
|---|---|---|---|---|---|---|---|
| Roper Technologies → ROP | United States | $45.1bn | 0.000% | -0.202 pp | -0.201 pp | +19.6% | No |
| Keysight Technologies → KEYS | United States | $18.7bn | 0.000% | -0.101 pp | -0.090 pp | +11.6% | No |
| Zebra Technologies → ZBRA | United States | $15.0bn | 0.000% | -0.068 pp | +0.000 pp | +33.1% | No |
| Teledyne Technologies → TDY | United States | $11.3bn | 0.000% | +0.000 pp | +0.000 pp | +5.3% | 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.