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 & Peripherals7.88%-1.46 ppSemiconductors4.19%+0.87 ppSystems Software8.78%+0.79 ppApplication Software3.59%+0.33 ppSemiconductor Materials & Equipment0.59%+0.18 ppCommunications Equipment0.80%-0.09 ppElectronic Manufacturing Services0.17%+0.04 ppElectronic Equipment & Instruments0.33%-0.03 ppInternet Services & Infrastructure0.09%-0.03 ppTechnology Distributors0.09%+0.02 ppIT Consulting & Other Services1.18%+0.01 ppElectronic Components0.14%+0.00 pp
3 · Sub-industry
Inside Semiconductors
Semiconductors · weight
4.19%
Industry change · 12M
+0.87 pp
Semiconductors · contribution
+0.867 pp
Company participation
71%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Apr 2024 · 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 |
|---|---|---|---|---|---|---|---|
| Nvidia → NVDA | United States | $216.0bn | 0.626% | +0.174 pp | +0.394 pp | +211.5% | Yes |
| Advanced Micro Devices → AMD | United States | $255.9bn | 0.741% | -0.064 pp | +0.255 pp | +77.2% | No |
| Micron Technology → MU | United States | $125.1bn | 0.362% | +0.081 pp | +0.124 pp | +76.5% | Yes |
| Qualcomm → QCOM | United States | $185.1bn | 0.536% | +0.043 pp | +0.096 pp | +45.6% | Yes |
| Broadcom → AVGO | United States | $60.3bn | 0.175% | +0.010 pp | +0.086 pp | +111.6% | Yes |
| Intel → INTC | United States | $129.7bn | 0.376% | -0.166 pp | -0.062 pp | -0.5% | No |
| Texas Instruments → TXN | United States | $160.6bn | 0.465% | +0.033 pp | -0.047 pp | +8.9% | Yes |
| NXP Semiconductors → NXPI | United States | $65.5bn | 0.190% | +0.028 pp | +0.046 pp | +59.5% | Yes |
| Monolithic Power Systems → MPWR | United States | $32.6bn | 0.094% | +0.008 pp | +0.021 pp | +46.0% | Yes |
| Analog Devices → ADI | United States | $99.5bn | 0.288% | +0.004 pp | -0.019 pp | +13.7% | Yes |
| ON Semiconductor → ON | United States | $30.2bn | 0.087% | -0.004 pp | -0.018 pp | -2.5% | No |
| First Solar → FSLR | United States | $18.8bn | 0.055% | +0.008 pp | -0.011 pp | -3.4% | Yes |
| Microchip Technology → MCHP | United States | $49.7bn | 0.144% | +0.007 pp | +0.009 pp | +28.7% | Yes |
| Skyworks Solutions → SWKS | United States | $17.1bn | 0.049% | -0.000 pp | -0.007 pp | +3.3% | 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.