This tracks how US Semiconductors is performing against the S&P 500: the relative-strength read traders use to find themes gaining momentum and the strongest stocks within them. Look for three things: whether it is gaining or losing ground on the index, whether the move is broad or led by a few large names, and which stocks lead on relative strength.
Current read · as at 3 July 2026
US Semiconductors is underperforming the S&P 500 and losing ground (the lagging zone of the rotation chart). It is down 12.1% over the past month but up 67.4% year to date. 9 of 20 stocks are above their 50-day average. On 3-month relative strength, AMD.US, INTC.US and MRVL.US lead the theme.
Relative strength is measured against S&P 500, centred at 100. Above 100 means it outpaced the benchmark.
Performance charts
Rebased to 100 vs S&P 500
End of day
US Semiconductors vs S&P 500
Rising = outperforming
100 = matches benchmark. Above = outpacing it; below = lagging.
What's underneath the leaders
End of day
Latest-day drivers
- TER.US-13.63%-0.68%
- KLAC.US-11.51%-0.58%
- LRCX.US-10.19%-0.51%
Top 3 account for 33% of the total move.
Contribution is each holding's weight times its one-day move.
Emerging leaders (3-month rank)
- 1AMD.US+14
- 2INTC.US+8
- 3MRVL.US+4
- 4MU.US-3
- 5ARM.US-2
Rank 1 = strongest 3-month move. Delta is the rank change; positive means improving.
Breadth and Effective N measure how widely the basket is moving right now — a participation gauge, not a forecast.
Constituents
Weights and contribution to the basket move
ADI.US | Analog Devices Inc | $377.16 | -3.04% | 5.0% | -0.15% |
AMAT.US | Applied Materials Inc | $603.04 | -7.35% | 5.0% | -0.37% |
AMD.US | Advanced Micro Devices Inc | $517.82 | -4.26% | 5.0% | -0.21% |
ARM.US | Arm Holdings plc American Depositary Shares | $315.28 | -6.58% | 5.0% | -0.33% |
ASML.US | ASML Holding NV ADR | $1,769.3199 | -4.00% | 5.0% | -0.20% |
AVGO.US | Broadcom Inc | $360.45 | -2.41% | 5.0% | -0.12% |
INTC.US | Intel Corporation | $120.35 | -5.25% | 5.0% | -0.26% |
KLAC.US | KLA Corporation | $235.55 | -11.51% | 5.0% | -0.58% |
LRCX.US | Lam Research Corp | $351.41 | -10.19% | 5.0% | -0.51% |
MCHP.US | Microchip Technology Inc | $84.64 | -4.57% | 5.0% | -0.23% |
MPWR.US | Monolithic Power Systems Inc | $1,288.16 | -3.27% | 5.0% | -0.16% |
MRVL.US | Marvell Technology Group Ltd | $245.29 | -9.84% | 5.0% | -0.49% |
MU.US | Micron Technology Inc | $975.56 | -5.49% | 5.0% | -0.27% |
NVDA.US | NVIDIA Corporation | $194.83 | -1.39% | 5.0% | -0.07% |
NXPI.US | NXP Semiconductors NV | $273.36 | -2.08% | 5.0% | -0.10% |
ON.US | ON Semiconductor Corporation | $91.22 | -3.60% | 5.0% | -0.18% |
QCOM.US | Qualcomm Incorporated | $176.25 | -3.12% | 5.0% | -0.16% |
TER.US | Teradyne Inc | $369.09 | -13.63% | 5.0% | -0.68% |
TSM.US | Taiwan Semiconductor Manufacturing | $434.16 | -2.27% | 5.0% | -0.11% |
TXN.US | Texas Instruments Incorporated | $293.08 | -1.79% | 5.0% | -0.09% |
ADI.US
Analog Devices Inc
- Last
- $377.16
- 1D
- -3.04%
- Weight
- 5.0%
- Contribution
- -0.15%
AMAT.US
Applied Materials Inc
- Last
- $603.04
- 1D
- -7.35%
- Weight
- 5.0%
- Contribution
- -0.37%
AMD.US
Advanced Micro Devices Inc
- Last
- $517.82
- 1D
- -4.26%
- Weight
- 5.0%
- Contribution
- -0.21%
ARM.US
Arm Holdings plc American Depositary Shares
- Last
- $315.28
- 1D
- -6.58%
- Weight
- 5.0%
- Contribution
- -0.33%
ASML.US
ASML Holding NV ADR
- Last
- $1,769.3199
- 1D
- -4.00%
- Weight
- 5.0%
- Contribution
- -0.20%
AVGO.US
Broadcom Inc
- Last
- $360.45
- 1D
- -2.41%
- Weight
- 5.0%
- Contribution
- -0.12%
INTC.US
Intel Corporation
- Last
- $120.35
- 1D
- -5.25%
- Weight
- 5.0%
- Contribution
- -0.26%
KLAC.US
KLA Corporation
- Last
- $235.55
- 1D
- -11.51%
- Weight
- 5.0%
- Contribution
- -0.58%
LRCX.US
Lam Research Corp
- Last
- $351.41
- 1D
- -10.19%
- Weight
- 5.0%
- Contribution
- -0.51%
MCHP.US
Microchip Technology Inc
- Last
- $84.64
- 1D
- -4.57%
- Weight
- 5.0%
- Contribution
- -0.23%
MPWR.US
Monolithic Power Systems Inc
- Last
- $1,288.16
- 1D
- -3.27%
- Weight
- 5.0%
- Contribution
- -0.16%
MRVL.US
Marvell Technology Group Ltd
- Last
- $245.29
- 1D
- -9.84%
- Weight
- 5.0%
- Contribution
- -0.49%
MU.US
Micron Technology Inc
- Last
- $975.56
- 1D
- -5.49%
- Weight
- 5.0%
- Contribution
- -0.27%
NVDA.US
NVIDIA Corporation
- Last
- $194.83
- 1D
- -1.39%
- Weight
- 5.0%
- Contribution
- -0.07%
NXPI.US
NXP Semiconductors NV
- Last
- $273.36
- 1D
- -2.08%
- Weight
- 5.0%
- Contribution
- -0.10%
ON.US
ON Semiconductor Corporation
- Last
- $91.22
- 1D
- -3.60%
- Weight
- 5.0%
- Contribution
- -0.18%
QCOM.US
Qualcomm Incorporated
- Last
- $176.25
- 1D
- -3.12%
- Weight
- 5.0%
- Contribution
- -0.16%
TER.US
Teradyne Inc
- Last
- $369.09
- 1D
- -13.63%
- Weight
- 5.0%
- Contribution
- -0.68%
TSM.US
Taiwan Semiconductor Manufacturing
- Last
- $434.16
- 1D
- -2.27%
- Weight
- 5.0%
- Contribution
- -0.11%
TXN.US
Texas Instruments Incorporated
- Last
- $293.08
- 1D
- -1.79%
- Weight
- 5.0%
- Contribution
- -0.09%
Last price shown at full precision. Contribution is each holding's weight times its one-day move. A dash marks data pending after the latest end-of-day refresh.
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Equal weighted. Equal-weighted basket seeded from US-listed semiconductor and semiconductor-equipment companies, screened nightly from end-of-day data. Active US common stocks only, with a market cap of at least USD 500 million and a 90-day average daily value traded of at least USD 2 million, top 20 by market cap. NVDA and AVGO are also seeded in US Mega-cap Tech.