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SOXXvsXLKETF Comparison

ETF 1
SOXX

iShares Semiconductor ETF

This fund is part of
US Info. Technology
+1.74%
VS
ETF 2
XLK

State Street Technology Select Sector SPDR ETF

This fund is part of
US Info. Technology
+1.74%

iShares Semiconductor ETF (SOXX) and State Street Technology Select Sector SPDR ETF (XLK) belong to the same industry segment: US Info. Technology. SOXX's top 2 sector exposures are Technology and Non-Corporate. In contrast, XLK's top sector exposures are Technology, Business Services and Non-Energy Materials. SOXX is more expensive with a Total Expense Ratio (TER) of 0.33%, versus 0.08% for XLK. SOXX is up 69.8% year-to-date (YTD) with +$14.74B in YTD flows. XLK performs worse with 31.45% YTD performance, and +$2.45B in YTD flows. Run a side-by-side ETF comparison of SOXX and XLK below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.

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SOXX vs XLK performance and flow charts

Performance

-10.0-5.00.05.0%Sep 21Sep 28Oct 5Oct 12Oct 19

Cumulative Flows

-3 B-2 B-1 B0 B1 B2 BSep 21Sep 28Oct 5Oct 12Oct 19

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Historic performance and flows
Data as of 10/21/2026
1M3MYTD1Y3Y5Y
Perf.
SOXX
XLK
-8.78%-3.23%
-7.64%+4.42%
+69.80%+31.45%
+75.78%+31.45%
+242.48%+134.10%
+240.20%+146.17%
Flows
SOXX
XLK
+$1.77B+$1.88B
-$685M+$1.21B
+$14.74B+$2.45B
+$16.42B+$2.49B
+$15.63B+$9.58B
+$16.95B+$9.20B
Volatility and drawdown
3M1Y3Y5Y
Volatility
SOXX
XLK
+43.26%+25.25%
+46.35%+26.60%
+40.44%+25.33%
+39.38%+26.15%
Max drawdown
SOXX
XLK
-16.43%-9.16%
-29.16%-15.92%
-41.45%-25.74%
-45.85%-33.57%
Max drawdown duration
SOXX
XLK
23d15d
121d168d
434d113d
715d534d
Trading data

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SOXX
XLK
Last sale
10/22/2026 at 1:30 PM
$475.69
$182.34
Previous close
10/21/2026
$510.36
$188.54
Consolidated volume
10/21/2026
Average volume
30 days
Average discount or premium
30 days
Average Bid/Ask spread
30 days
Replication quality
Data as of September 30, 2026
1-year trailing difference

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SOXX
XLK
Tracking error
Tracking difference
1 year cumulative return difference
Best
Worst
Daily return difference
Average
Worst
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Main metrics
Last update 10/22/2026 at 1:30 PM
Live
Closed
SOXX
XLK
Last price
$475.69
$182.34
1D performance
-6.79%
-3.29%
AuM$45.43 B$124.21 B
E/R0.33%0.08%
Characteristics
SOXX
XLK
Management strategyPassivePassive
ProvideriSharesState Street Investment Management
BenchmarkNYSE Semiconductor IndexS&P Technology Select Sector Index
N° of holdings3173
Asset classEquitiesEquities
Trailing 12m distribution yield
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Inception dateJuly 10, 2001December 16, 1998
ESGNoNo
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Exposure

Countries

SOXX
USA
83.58%
Other
16.42%
XLK
USA
97.19%
Other
2.81%

Sectors

SOXX
Technology
99.94%
Other
0.06%
XLK
Technology
95.48%
Other
4.52%
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Diversification

SOXX

Total weight of top 15 holdings out of 15

78.79%
XLK

Total weight of top 15 holdings out of 15

69.87%

Top 15 holdings

Data as of August 31, 2026
SOXX
NVIDIA Corp.
9.43%
Micron Technology, Inc.
8.90%
Advanced Micro Devices, Inc.
8.22%
Broadcom Inc.
7.48%
Intel Corp.
5.09%
Marvell Technology, Inc.
4.66%
Taiwan Semiconductor Manufacturing Co., Ltd.
4.65%
Applied Materials, Inc.
4.59%
Lam Research Corp.
4.27%
KLA Corp.
4.12%
Analog Devices, Inc.
3.95%
Texas Instruments Incorporated
3.85%
Monolithic Power Systems, Inc.
3.37%
NXP Semiconductors NV
3.15%
QUALCOMM, Inc.
3.06%
XLK
NVIDIA Corp.
14.37%
Apple, Inc.
12.50%
Microsoft Corp.
10.13%
Broadcom Inc.
4.71%
Micron Technology, Inc.
4.00%
Advanced Micro Devices, Inc.
3.93%
Intel Corp.
2.90%
Cisco Systems, Inc.
2.86%
Palantir Technologies, Inc.
2.81%
Lam Research Corp.
2.47%
Applied Materials, Inc.
2.39%
Palo Alto Networks, Inc.
2.03%
Oracle Corp.
1.66%
Texas Instruments Incorporated
1.56%
CrowdStrike Holdings, Inc.
1.54%
Frequently asked questions about SOXX and XLK

How have the SOXX and XLK ETFs performed in 2026?

As of October 21, 2026, SOXX is up 69.8% year-to-date (YTD), while XLK has returned 31.45%. That puts SOXX better performer ahead so far this year.

Which ETF is attracting more investor money: SOXX or XLK?

Year-to-date, the SOXX ETF saw +$14.74B in flows, compared to +$2.45B for XLK.

Which ETF is more volatile: SOXX or XLK?

Over the past year, SOXX had a volatility of 46.35%, while XLK experienced 26.6%.

Which ETF is bigger: SOXX or XLK?

As of October 21, 2026, SOXX holds $45.43 B in assets under management (AUM), while XLK manages $124.21 B.

What sectors do the SOXX and XLK ETFs invest in?

SOXX leans toward sectors like Technology. Meanwhile, XLK focuses on Technology.

What are the top holdings of the SOXX ETF and XLK ETF?

SOXX top holdings include NVIDIA Corp., Micron Technology, Inc. and Advanced Micro Devices, Inc.. XLK holds in its top three: NVIDIA Corp., Apple, Inc. and Microsoft Corp..

Which ETF is more diversified: SOXX or XLK?

SOXX holds 31 securities with 78.79% of its assets in the top 15. XLK has 73 securities and a top 15 weight of 69.87%.

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