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SOXX · iShares Semiconductor ETF

SOXX holds 30 stocks. 82% of it is not in the S&P 500, and its top ten are 62% of the fund.

iShares · Themes desk · data as of

80.8%Already in the S&P 500
81.6%Active share vs the S&P 500
61.7%Top ten holdings
+113.9%Total return, 1 year

Its ten largest positions

SOXX top ten, 61.7% of the fund, from the holdings filed for Jun 30, 2026. Source: the fund’s SEC filing.
HoldingTickerWeight
Micron Technology, Inc.8.55%
Advanced Micro Devices, Inc.8.10%
NVIDIA Corp.6.82%
Intel Corp.6.34%
Broadcom, Inc.6.08%
Applied Materials, Inc.5.78%
KLA Corp.5.65%
Marvell Technology, Inc.5.23%
Lam Research Corp.4.90%
Taiwan Semiconductor Manufacturing Co. Ltd.4.27%

Period by period

SOXX over each window to Sep 4, 2026. Every figure is an ETFIQ calculation. Source: ETFIQ.
WindowTotal returnS&P 500Gap to S&P 500Gap to Nasdaq-100
3 months−3.6%+4.7%−8.3 pts−5.7 pts
6 months+60.9%+15.2%+45.7 pts+40.7 pts
1 year+113.9%+20.0%+93.9 pts+88.3 pts
3 years+210.8%+78.0%+132.9 pts+117.4 pts
Since launch+3635.3%+811.4%+2823.9 pts+1951.2 pts

In plain words

The top ten holdings are 62% of the fund across 30 positions, as filed for Jun 30, 2026. Over the year to Sep 4, 2026 the fund returned +113.9% with distributions reinvested against +20.0% for the S&P 500, so a holder was ahead by 93.9 pts. It sits 20.6% below its all-time high of Jun 22, 2026.

SOXX (iShares Semiconductor ETF), themes desk fields as of Sep 4, 2026. Source: ETFIQ.
Theme (ETFIQ, editorial)Semiconductors
LaunchedJan 4, 2010
Already in the S&P 500, by weight (ETFIQ)80.8%
Active share vs the S&P 500 (ETFIQ)81.6%
Already in the Nasdaq-100, by weight (ETFIQ)78.4%
Active share vs the Nasdaq-100 (ETFIQ)68.6%
Top ten holdings weight61.7%
Holdings30
Holdings as of (SEC N-PORT)Jun 30, 2026
Top holdingsMicron Technology, Inc. 8.6%, Advanced Micro Devices, Inc. 8.1%, NVIDIA Corp. 6.8%, Intel Corp. 6.3%, Broadcom, Inc. 6.1%, Applied Materials, Inc. 5.8%, KLA Corp. 5.7%, Marvell Technology, Inc. 5.2%, Lam Research Corp. 4.9%, Taiwan Semiconductor Manufacturing Co. Ltd. 4.3%
Net assets (SEC filing, whole fund, as filed for Jun 30, 2026)$47.8bn
Below its all-time high (ETFIQ)−20.6%
Closest funds by holdings overlapSOXQ 83%, SMH 74%, SHOC 70%, FTXL 69%, CHPS 63%

Holdings from the fund’s latest public SEC N-PORT filing; overlap and active share computed by ETFIQ against the IVV and QQQM books; returns from Tiingo end-of-day prices with distributions reinvested. How this desk computes every figure

Questions people ask

How much of SOXX is already in the S&P 500?
By its holdings filed for Jun 30, 2026, 81% of SOXX by weight is stocks the S&P 500 already holds. Its active share against the index is 82%, so that share is the part doing something different.
What does SOXX hold?
30 positions as filed for Jun 30, 2026, with the top ten at 62% of the fund. The largest are Micron Technology, Inc. at 8.6%, Advanced Micro Devices, Inc. at 8.1%, NVIDIA Corp. at 6.8%.
Has SOXX beaten the S&P 500?
Over the year to Sep 4, 2026 SOXX returned +113.9% with distributions reinvested, against +20.0% for the S&P 500, so it finished ahead of the index by 93.9 points.

The words on this page

Active share
The part of the fund doing something the index is not, as a percentage. It is the part a fee is actually buying.
Weight overlap
The share of money two portfolios hold in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice.
Already in the index
The fund’s weight in securities the S&P 500 holds at all. A fund can be made entirely of index names and still have high active share, because it holds them at very different weights.
Top ten
What the ten largest positions add up to. The higher it is, the more the fund is a bet on a few companies rather than a theme.

Every term this desk uses, defined in full on the themes desk vocabulary page.

Where these figures came from

ETFIQ links to the documents behind every figure. It is not affiliated with any issuer, and a link is not an endorsement.

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SOXX difference bar, ETFIQ

<a href="https://etfiq.com/funds/SOXX.html"><img src="https://etfiq.com/embed/themes/SOXX.svg" alt="SOXX difference bar, ETFIQ" width="640"></a>
<p><a href="https://etfiq.com/funds/SOXX.html">SOXX difference bar, updated daily by ETFIQ</a></p>
SOXX on the themes desk, ETFIQ, data as of Sep 4, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. ETFIQ is an independent publisher, is not a fund issuer, broker-dealer or investment adviser, and makes no recommendations.
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Cite this page. ETFIQ, SOXX on the themes desk, data as of Sep 4, 2026. https://etfiq.com/funds/SOXX.html Free to use with attribution; the underlying files are at Open data.

How this desk computes every figure · Standards and sources