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IWB vs USCL: Differences, Returns & Fees

IWB and USCL hold 81% of their weight in the same names, and IWB returned +16.6% over the year. Net assets on Oct 9, 2026: $49.6bn for iShares Russell 1000 ETF and $2.9bn for iShares Climate Conscious & Transition MSCI USA ETF.

USCL costs 0.07 points a year less; their one-year returns differ by 3.7 points; IWB is 17.0 times larger.

IWB vs USCL: Differences, Returns & Fees
IWBUSCL
Expense ratio0.15%0.08%
Net assets$49.6bn$2.9bn
Total return, 1 year+16.6%+12.9%
What it tracksRussell 1000 IndexMSCI USA Extended Climate Action Index
Holdings in common81%
Top ten holdings, share of the fund36.1%46.3%

Holdings in common uses holdings dated Oct 9, 2026.

+16.6%
IWB total return, 1 year
+12.9%
USCL total return, 1 year
0.15%
IWB expense ratio
0.08%
USCL expense ratio

What they hold in common

By the books each fund has filed, IWB and USCL hold 81% 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 9, 2026.

half

81% in common

Positions both hold, largest shared weight first
Holding IWB USCL
NVIDIA 7.44% 9.57%
APPLE 6.77% 8.97%
MICROSOFT 5.53% 6.85%
AMAZON.COM INC 3.54% 4.61%
ALPHABET CLASS A 2.85% 3.74%
BROADCOM INC 2.34% 2.97%
ALPHABET CLASS C 2.30% 2.95%
META PLATFORMS CLASS A 2.20% 2.86%
TESLA INC 1.56% 1.99%
ADVANCED MICRO DEVICES 1.38% 1.80%
ELI LILLY 1.31% 1.71%
JPMORGAN CHASE & CO 1.24% 1.20%
Only in IWB
BERKSHIRE HATHAWAY INC CLASS B 1.34%
PHILIP MORRIS INTERNATIONAL 0.44%
CROWDSTRIKE HOLDINGS CLASS A 0.38%
TEXAS INSTRUMENT INC 0.36%
SANDISK 0.32%
TJX 0.21%
BOEING 0.20%
MARATHON PETROLEUM 0.19%
Only in USCL
SEAGATE TECHNOLOGY HOLDINGS PLC 0.24%
MERCADOLIBRE 0.16%
TE CONNECTIVITY PLC 0.12%
NXP SEMICONDUCTORS NV 0.10%
WASTE CONNECTIONS 0.04%

Check overlap with more funds →

On the same fields

IWB
iShares Russell 1000 ETF
USCL
iShares Climate Conscious & Transition MSCI USA ETF
Where it sits Stock ETF Stock ETF
Issuer iShares iShares
What it is Tracks the Russell 1000 Tracks an index
Total return, 1 year +16.6% +12.9%
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% 0.08%
Already in the S&P 500 91.7% 98.0%
Holdings 1025 392
Net assets $49.6bn $2.9bn

IWB and USCL 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 USCL

USCL tracks an index. Over the year to Oct 9, 2026 it returned +12.9% with distributions reinvested. The prospectus expense ratio is 0.08% a year. By its holdings published by its issuer for Oct 9, 2026, 98% of the fund by weight is stocks the S&P 500 also holds, across 392 positions, with the top ten at 46.3%.

Questions people ask

Which returned more over the last year, IWB or USCL?
In the year to Oct 9, 2026, with distributions reinvested, IWB returned +16.6% and USCL +12.9%.
Which is cheaper, IWB or USCL?
USCL is cheaper, by 0.07 percentage points a year. That is about $7 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IWB and USCL overlap with the S&P 500?
By their latest filed holdings, 92% of IWB and 98% of USCL by weight is stocks the S&P 500 already holds.
Other comparisons
IWB vs SPUSIWB vs KLMNIWB vs USCAIWB vs IWLQUAL vs USCLSCHB vs USCLRDVY vs USCLUSCL vs USMV
IWB on its own →USCL on its own →Hold both: look the portfolio through →Rankings →Standards and sources →
Where these figures came from
IWB and USCL filings on SEC EDGAR ↗IWB prospectus with the expense ratio (SEC) ↗iShares page for IWB ↗USCL prospectus with the expense ratio (SEC) ↗iShares page for USCL ↗

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 USCL, data as of Oct 9, 2026. https://etfiq.com/compare/any/iwb-vs-uscl

Open data

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