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IGF vs SOXX: which is really different?

IGF and SOXX hold 0% of their weight in the same names, and SOXX returned +93.4% over the year. iShares Global Infrastructure ETF and iShares Semiconductor ETF.

SOXX costs 0.04 points a year less; their one-year returns differ by 88.1 points; SOXX is 4.5 times larger.

IGFSOXX
Expense ratio0.37%0.33%
Net assets, as of Oct 8, 2026$10.3bn$46.6bn
Total return, 1 year+5.3%+93.4%
What it tracksInfrastructureSemiconductors
Holdings in common0%
S&P 500, total return, 1 year+17.3%
Against the S&P 500, 1 yearbehind by 11.9 ptsahead by 76.1 pts
Below its all-time high8.3%, high on Feb 27, 202614.5%, high on Jun 22, 2026

Holdings in common uses holdings dated Oct 8, 2026.

31.9%
IGF in the S&P 500
73.5%
SOXX in the S&P 500
+5.3%
IGF total return, 1 year
+93.4%
SOXX total return, 1 year
IGF · 1 year to Oct 9, 202668% of its weight is outside the S&P 500
68% of its weight is outside the S&P 50032% of IGF's weight is in S&P 500 companies and 68% is outside the index. Holdings as of Oct 8, 2026.32%68%of its weight in S&P 500 companiesof its weight outside the S&P 500active share 98% · top ten 38% of the fund · 78 holdings as published by its issuer for Oct 8, 2026 · Nasdaq-100: 7% in68% of its weight is outside the S&P 50032% of IGF's weight is in S&P 500 companies and 68% is outside the index. Holdings as of Oct 8, 2026.32%68%inoutside the S&P 500active share 98% · Nasdaq-100: 7% in

32% of IGF's weight is in S&P 500 companies and 68% is outside the index. Holdings as of Oct 8, 2026.

SOXX · 1 year to Oct 9, 202627% of its weight is outside the S&P 500
27% of its weight is outside the S&P 50074% of SOXX's weight is in S&P 500 companies and 27% is outside the index. Holdings as of Oct 8, 2026.74%27%of its weight in S&P 500 companiesoutside the S&P 500active share 82% · top ten 61% of the fund · 31 holdings as published by its issuer for Oct 8, 2026 · Nasdaq-100: 66% in27% of its weight is outside the S&P 50074% of SOXX's weight is in S&P 500 companies and 27% is outside the index. Holdings as of Oct 8, 2026.74%27%in the S&P 500outsideactive share 82% · Nasdaq-100: 66% in

74% of SOXX's weight is in S&P 500 companies and 27% is outside the index. Holdings as of Oct 8, 2026.

ETFIQ Off-Index Score · IGF scores higherHow much of it is not the index it is sold as an alternative to?
0.1, the lowest in this set92.3, the highest

A percentile among the 391 thematic ETFs with a holdings filing. All thematic ETFs ranked by it → How it is computed →

What they hold in common

By the books each fund has filed, IGF and SOXX hold 0% of their money in the same securities at the same weight. Above 50%, holding both is close to holding one of them twice. Holdings dated Oct 8, 2026.

half

0% in common

Positions both hold, largest shared weight first
Holding IGF SOXX
Only in IGF
TRANSURBAN GROUP STAPLED UNITS 4.83%
AENA SME SA 4.73%
NEXTERA ENERGY 4.70%
IBERDROLA 4.14%
GRUPO AEROPORTUARIO DEL PACIFICO A 3.63%
ENBRIDGE 3.60%
AUCKLAND INTERNATIONAL AIRPORT 3.55%
WILLIAMS 3.08%
Only in SOXX
ADVANCED MICRO DEVICES 9.50%
INTEL CORPORATION 8.62%
MICRON TECHNOLOGY 7.78%
NVIDIA 7.52%
BROADCOM INC 7.01%
MARVELL TECHNOLOGY 4.67%
ANALOG DEVICES 4.04%
KLA 4.04%

0% of the two portfolios are the same securities at the same weight.

Performance, window by window

Total returnvs the S&P 500vs the Nasdaq-100
WindowIGFSOXXIGFSOXXIGFSOXX
3 months−6.2%−3.7%−9.6 pts−7.1 pts−9.9 pts−7.4 pts
6 months−7.3%+44.9%−22.4 pts+29.7 pts−30.5 pts+21.7 pts
1 year+5.3%+93.4%−11.9 pts+76.1 pts−18.2 pts+69.8 pts
3 years+62.1%+251.9%−23.6 pts+166.1 pts−45.1 pts+144.6 pts
Since launch
IGF Dec 2007 · SOXX Jul 2001
+129.4%+2,733.5%−508.6 pts+1,830.1 pts−1,460.7 pts+767.8 pts

Source: ETFIQ. Open the live comparison on ETFIQ →

On the same fields

IGF
iShares Global Infrastructure ETF · Holds 78 stocks in infrastructure, 32% of its weight in S&P 500 companies
SOXX
iShares Semiconductor ETF · Holds 31 stocks in semiconductors, 74% of its weight in S&P 500 companies
Issuer iShares iShares
Theme Infrastructure Semiconductors
In the S&P 500 31.9% 73.5%
Active share vs the S&P 500 98.3% 82.3%
In the Nasdaq-100 7.2% 66.0%
Holdings 78 31
Top ten, share of the fund 38.0% 61.2%
Expense ratio 0.37% 0.33%
Fee for the differing part 0.38% 0.40%
Total return, 1 year +5.3% +93.4%
vs the S&P 500 −11.9 pts +76.1 pts
vs the Nasdaq-100 −18.2 pts +69.8 pts
Below its high −8.3% −14.5%
Net assets, as of Oct 8, 2026 $10.3bn $46.6bn

As of Oct 9, 2026. Source: ETFIQ.

IGF in plain words

By weight, 32% of IGF's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 98%. The top ten holdings are 38% of the fund across 78 positions, as published by its issuer for Oct 8, 2026. Over the year to Oct 9, 2026 the fund returned +5.3% with distributions reinvested against +17.3% for the S&P 500, so a holder was behind by 11.9 pts. It sits 8.3% below its all-time high of Feb 27, 2026.

SOXX in plain words

By weight, 74% of SOXX's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 82%. The top ten holdings are 61% of the fund across 31 positions, as published by its issuer for Oct 8, 2026. Over the year to Oct 9, 2026 the fund returned +93.4% with distributions reinvested against +17.3% for the S&P 500, so a holder was ahead by 76.1 pts. It sits 14.5% below its all-time high of Jun 22, 2026.

Questions people ask

Do IGF and SOXX hold the same stocks?
By their latest filings, 0% of their books are the same securities at the same weight, which is mostly different names. Overlap is the sum of the smaller weight of every security they share.
Which is more different from the S&P 500, IGF or SOXX?
IGF has 32% of its weight in S&P 500 names and SOXX has 74%, so IGF differs more from the index.
Which is cheaper, IGF or SOXX?
IGF charges 0.37% a year and SOXX charges 0.33%, so SOXX is cheaper. Fees come from each fund's prospectus.
Other comparisons
IGF vs SMHIGF vs GDXIGF vs DRAMIGF vs CIBRSOXX vs PAVESOXX vs IFRASOXX vs AIRRSOXX vs ITA
IGF on its own →SOXX on its own →How every figure is computed →Standards and sources →
Where these figures came from
IGF and SOXX filings on SEC EDGAR ↗iShares page for IGF ↗SOXX prospectus with the expense ratio (SEC) ↗iShares page for SOXX ↗

ETFIQ links to the documents behind every figure; a link is not an endorsement. A comparison is not a recommendation.

How this is computed

It is a position in a set, not a rating, and neither end of it is a recommendation.

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed.

Every figure is an ETFIQ calculation with distributions reinvested.

Cite this page

ETFIQ, IGF against SOXX, data as of Oct 9, 2026. https://etfiq.com/compare/themes/igf-vs-soxx

Open data

Free to use with attribution for figures ETFIQ computes; issuer data stays under its owner's terms.