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Data as of Sep 12, 2026. Both funds on the fields they both publish, from the same sources.

ETFIQetfiq.com · independent ETF data

BSV vs IWB: how they differ

BSV and IWB hold 0% of their weight in the same names, and IWB returned more over the year.

Vanguard Short-Term Bond Index Fund and iShares Russell 1000 ETF.

What they hold in common

By the books each fund has filed, BSV and IWB hold 0% of their money in the same securities at the same weight.

Largest positions each one holds and the other does not
Only in BSVOnly in IWB
United States Treasury Note/Bond 1.13%NVIDIA CORPORATION 6.73%
United States Treasury Note/Bond 0.90%APPLE INC. 6.03%
United States Treasury Note/Bond 0.89%MICROSOFT CORPORATION 4.00%
United States Treasury Note/Bond 0.82%AMAZON.COM, INC. 3.33%
United States Treasury Note/Bond 0.81%ALPHABET INC. 3.00%
United States Treasury Note/Bond 0.81%BROADCOM INC. 2.54%
United States Treasury Note/Bond 0.80%ALPHABET INC. 2.42%
United States Treasury Note/Bond 0.78%MICRON TECHNOLOGY, INC. 1.88%

Weight overlap is an ETFIQ calculation: for every security both funds hold, the smaller of the two weights, summed. Above 50%, holding both is close to holding one of them twice. Holdings dated Jun 30, 2026.

BSV and IWB on the fields both publish, as of Sep 12, 2026. Source: ETFIQ.
BSV
Vanguard Short-Term Bond Index Fund
IWB
iShares Russell 1000 ETF
Where it sitsCore index fundCore index fund
IssuerVanguardiShares
What it isShort-Term BondRussell 1000
Total return, 1 year+1.1%+16.7%
S&P 500 over the same days+17.5%+17.5%
Gap to the S&P 500−16.4 pts−0.8 pts
Expense ratio0.03%0.15%
Holdings31851024

BSV in plain words

BSV is a bond fund tracking the Short-Term Bond. Over the year to Sep 11, 2026 it returned +1.1% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.03% a year.

IWB in plain words

IWB is an index equity fund tracking the Russell 1000. Over the year to Sep 11, 2026 it returned +16.7% with distributions reinvested, against +17.5% for the S&P 500 and +23.0% for the Nasdaq-100. The prospectus expense ratio is 0.15% a year. By its holdings filed for Jun 30, 2026, 92% of the fund by weight is stocks the S&P 500 also holds, across 1024 positions, with the top ten at 33.5%.

Questions people ask

Which returned more over the last year, BSV or IWB?
In the year to Sep 12, 2026, with distributions reinvested, BSV returned +1.1% and IWB returned +16.7%, so IWB returned more. One year is one year; the longer windows are in the table.
Which is cheaper, BSV or IWB?
BSV charges 0.03% a year and IWB charges 0.15%, so BSV is cheaper. Fees come from each fund's prospectus.

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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.

BSV against IWB, ETFIQ, data as of Sep 12, 2026. Every figure is arithmetic on a named public source; the method is at etfiq.com/methodology. A comparison is not a recommendation.

Cite this page. ETFIQ, BSV against IWB, data as of Sep 12, 2026. https://etfiq.com/compare/any/BSV-IWB Free to use with attribution; the underlying files are at Open data.

A comparison is not a recommendation. Standards and sources