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IWB vs SPYX: Differences, Returns & Fees

IWB and SPYX hold 89% of their weight in the same names. Net assets: $49.6bn on Oct 9, 2026 for iShares Russell 1000 ETF, and $2.9bn on Oct 8, 2026 for State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF.

IWB costs 0.05 points a year less; their one-year returns differ by 0.2 points; IWB is 17.2 times larger.

IWB vs SPYX: Differences, Returns & Fees
IWBSPYX
Expense ratio0.15%0.20%
Net assets, as of Oct 8, 2026$49.4bn$2.9bn
Total return, 1 year+16.6%+16.4%
What it tracksRussell 1000 IndexS&P 500 Fossil Fuel Reserves Free Index
Holdings in common89%
Top ten holdings, share of the fund36.1%40.4%

Holdings in common uses holdings dated Oct 8, 2026 and Oct 9, 2026.

+16.6%
IWB total return, 1 year
+16.4%
SPYX total return, 1 year
0.15%
IWB expense ratio
0.20%
SPYX expense ratio

What they hold in common

By the books each fund has filed, IWB and SPYX hold 89% 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 and Oct 9, 2026.

half

89% in common

Positions both hold, largest shared weight first
Holding IWB SPYX
NVIDIA 7.44% 8.63%
APPLE 6.77% 7.68%
MICROSOFT 5.53% 6.00%
AMAZON.COM INC 3.54% 3.86%
ALPHABET CLASS A 2.85% 3.16%
BROADCOM INC 2.34% 2.65%
ALPHABET CLASS C 2.30% 2.54%
META PLATFORMS CLASS A 2.20% 2.46%
MICRON TECHNOLOGY 1.61% 1.81%
TESLA INC 1.56% 1.63%
ADVANCED MICRO DEVICES 1.38% 1.56%
BERKSHIRE HATHAWAY INC CLASS B 1.34% 1.47%
Only in IWB
EXXONMOBIL HOLDINGS CORP 0.97%
CHEVRON 0.55%
GE VERNOVA 0.38%
SANDISK 0.32%
CONOCOPHILLIPS 0.23%
SNOWFLAKE 0.17%
CLOUDFLARE CLASS A 0.16%
SPACE EXPLORATION TECHNOLOGIES COR 0.14%
Only in SPYX
SEAGATE TECHNOLOGY HOLDINGS 0.27%
TE CONNECTIVITY PLC 0.10%
NXP SEMICONDUCTORS NV 0.09%
ERIE INDEMNITY COMPANY CL A 0.01%
SKYDANCE CORP 0.00%
S+P500 EMINI FUT DEC26 0.00%
CONTRA ABIOMED INC 0.00%

Check overlap with more funds →

On the same fields

IWB
iShares Russell 1000 ETF
SPYX
State Street SPDR S&P 500 Fossil Fuel Reserves Free ETF
Where it sits Stock ETF Stock ETF
Issuer iShares State Street
What it is Tracks the Russell 1000 Tracks an index
Total return, 1 year +16.6% +16.4%
Its benchmark over the same days +16.8% (VONE) not published
Gap to its benchmark −0.1 pts vs VONE not available
Expense ratio 0.15% 0.20%
Already in the S&P 500 91.7% 99.8%
Holdings 1025 488
Net assets, IWB as of Oct 9, 2026 and SPYX as of Oct 8, 2026 $49.6bn $2.9bn

IWB and SPYX on the fields both publish, as of Oct 9, 2026. Source: ETFIQ.

About IWB

IWB tracks the Russell 1000. Over the year to Oct 9, 2026 it returned +16.6% with distributions reinvested, against +16.8% for its benchmark, the Russell 1000 Index. The prospectus expense ratio is 0.15% a year. By its holdings published by its issuer for Oct 9, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1,025 positions, with the top ten at 36.1%.

About SPYX

SPYX tracks an index. Over the year to Oct 9, 2026 it returned +16.4% with distributions reinvested. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 8, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 488 positions, with the top ten at 40.4%.

Questions people ask

Which returned more over the last year, IWB or SPYX?
In the year to Oct 9, 2026, with distributions reinvested, IWB returned +16.6% and SPYX +16.4%.
Which is cheaper, IWB or SPYX?
IWB is cheaper, by 0.05 percentage points a year. That is about $5 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IWB and SPYX overlap with the S&P 500?
By their latest filed holdings, 92% of IWB and 100% of SPYX by weight is stocks the S&P 500 already holds.
Other comparisons
IWB vs JMOMEQWL vs IWBIWB vs USCLIWB vs SNPEQUAL vs SPYXSCHB vs SPYXRDVY vs SPYXSPYX vs USMV
IWB on its own →SPYX on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
IWB filings on SEC EDGAR ↗IWB prospectus with the expense ratio (SEC) ↗iShares page for IWB ↗SPYX filings on SEC EDGAR ↗SPYX prospectus with the expense ratio (SEC) ↗State Street website ↗

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

How this is computed

Overlap adds up the smaller of the two weights for each security both funds hold.

Cite this pageCitation, APA and Markdown

ETFIQ, IWB against SPYX, data as of Oct 9, 2026. https://etfiq.com/compare/any/iwb-vs-spyx

Open data

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