Data as of Oct 28, 2026.

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IWF vs VB: Differences, Returns & Fees

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Over the year to Oct 28, 2026, IWF returned +0.9% to VB's +14.4%; 4% of their weight is in the same names.

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Net assets: $124.7bn on Oct 27, 2026 for iShares Russell 1000 Growth ETF, and $76.9bn on Sep 30, 2026 for Vanguard Morningstar Small-Cap ETF.

At a glance
+0.9%
IWF total return, 1 year
+14.4%
VB total return, 1 year
0.18%
IWF expense ratio
0.03%
VB expense ratio

Pair scorecard

VB costs 0.15 points a year less; their one-year returns differ by 13.5 points; IWF is 1.7 times larger.

IWF vs VB: Differences, Returns & Fees
MeasureIWFVB
Return
Total return, 1 year+0.9%+14.4%
Drawdown
Below its high4.8%, high on Oct 6, 20265.7%, high on Aug 14, 2026
Benchmark
What it tracksRussell 1000 Growth IndexMorningstar US Small Cap Index
Cost and size
Expense ratio0.18%0.03%
Net assets, as of Sep 30, 2026$127.7bn$76.9bn
Holdings
Holdings in common4%
Top ten holdings, share of the fund57.5%5.9%

Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method

What they share

4%

By the books each fund has filed, IWF and VB hold 4% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.

0 half 100%

half

4% in common

Positions both hold · largest shared weight first IWF VB
NATERA 0.17% 0.72%
EVERPURE INC CLASS A 0.11% 0.52%
REVOLUTION MEDICINES 0.11% 0.53%
EMCOR GROUP 0.09% 0.42%
JABIL 0.09% 0.38%
CREDO TECHNOLOGY GROUP HOLDING LTD 0.08% 0.42%
CASEYS GENERAL STORES INC 0.07% 0.28%
ATI 0.07% 0.33%
TAPESTRY 0.07% 0.29%
XPO 0.07% 0.25%
AFFIRM HOLDINGS CLASS A 0.06% 0.23%
GUARDANT HEALTH 0.06% 0.29%
Only in one fund ↓
Only in IWF
NVIDIA 15.30%
APPLE 8.18%
MICROSOFT 5.94%
ALPHABET CLASS A 5.62%
BROADCOM INC 4.79%
ALPHABET CLASS C 4.53%
TESLA INC 3.58%
META PLATFORMS CLASS A 3.36%
Only in VB
SLCMT1142 1.31%
Illumina Inc 0.52%
Okta Inc 0.44%
Moderna Inc 0.44%
Atmos Energy Corp 0.34%
F5 Inc 0.32%
United Therapeutics Corp 0.29%
Smurfit Westrock PLC 0.29%
Check overlap with more funds →

Side by side

IWF iShares Russell 1000 Growth ETF VB Vanguard Morningstar Small-Cap ETF
Where it sits Stock ETF Stock ETF
What it is Tracks the Russell 1000 growth Tracks an index of Small-Cap
Total return, 1 year +0.9% +14.4%
Its benchmark over the same days +1.1% (VONG) not measured
Gap to its benchmark −0.2 pts vs VONG not measured
Expense ratio 0.18% 0.03%
Already in the S&P 500 93.5% 21.6%
Holdings 374 1303
Net assets, IWF as of Oct 27, 2026 and VB as of Sep 30, 2026 $124.7bn $76.9bn

IWF and VB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.

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About each fund
IWF

IWF tracks the Russell 1000 growth. Over the year to Oct 28, 2026 it returned +0.9% with distributions reinvested, against +1.1% for its benchmark, the Russell 1000 Growth Index. The prospectus expense ratio is 0.18% a year. By its holdings published by its issuer for Oct 27, 2026, 94% of the fund by weight is stocks the S&P 500 also holds, across 374 positions, with the top ten at 57.5%. It sat 4.8% below its high of Oct 6, 2026 on Oct 28, 2026.

VB

VB tracks an index of Small-Cap. Over the year to Oct 28, 2026 it returned +14.4% with distributions reinvested. The prospectus expense ratio is 0.03% a year. By its holdings published by its issuer as of Sep 30, 2026, 22% of the fund by weight is stocks the S&P 500 also holds, across 1,303 positions, with the top ten at 5.9%. It sat 5.7% below its high of Aug 14, 2026 on Oct 28, 2026.

Questions people ask

Which returned more over the last year, IWF or VB?
In the year to Oct 28, 2026, with distributions reinvested, IWF returned +0.9% and VB +14.4%.
Which is cheaper, IWF or VB?
VB is cheaper, by 0.15 percentage points a year. That is about $15 on $10,000 held for a year. Fees come from each fund's prospectus.
How much do IWF and VB overlap with the S&P 500?
By their latest filed holdings, 94% of IWF and 22% of VB by weight is stocks the S&P 500 already holds.
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ETFIQ, IWF against VB, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwf-vs-vb

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