ETF comparison

IWMvsVTWO

Both US Small Cap.

iShares Russell 2000 ETF · Vanguard Russell 2000 Index Fund ETF Shares

Holdings overlap

Weighted by ISIN/CUSIP
79.5%

1,777 positions appear in both funds. Buying equal dollars of IWM and VTWO would leave roughly79.5%of each dollar exposed to the same underlying securities.

IWM only 37.4%Shared 79.5%VTWO only 20.2%
In IWM only
238 positions
Shared
1,777 positions
In VTWO only
168 positions

Side by side

IWM

iShares Russell 2000 ETF

iShares · US Small Cap

88composite / 100
Expense ratio
0.19%
Net assets
$80.46B
TTM yield
0.92%
Top-10 conc.
20.1%
VTWO

Vanguard Russell 2000 Index Fund ETF Shares

Vanguard · US Small Cap

95composite / 100
Expense ratio
0.060%
Net assets
$17.95B
TTM yield
1.13%
Top-10 conc.
9.5%

Sub-score comparison

81
Cost
94
89
Tax efficiency
88
100
Liquidity
100
86
Concentration
100
Tracking quality
IWMsub-scoreVTWO

Tracking quality isn't part of the composite — seewhat we don't scorefor why.

Cost difference

VTWO is 13 bps cheaper than IWM. On a $100,000 position that's about $130/yr more in fees for IWM.

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with IWM vs VTWO.

Top shared holdings

1,777 shared in total
#HoldingIn IWMIn VTWOOverlap
1Hut 8 Corp.0.37%0.36%0.36%
2Moog, Inc.0.38%0.30%0.30%
3Viasat, Inc.0.35%0.29%0.29%
4Cytokinetics, Inc.0.35%0.29%0.29%
5UMB Financial Corp.0.33%0.28%0.28%
6Riot Platforms, Inc.0.30%0.28%0.28%
7D-Wave Quantum, Inc.0.27%0.32%0.27%
8CareTrust REIT, Inc.0.28%0.27%0.27%
9Praxis Precision Medicines, Inc.0.26%0.26%0.26%
10Argan, Inc.0.34%0.26%0.26%
11FirstCash Holdings, Inc.0.28%0.26%0.26%
12Old National Bancorp0.28%0.25%0.25%

Only in IWM

238 total
  • BlackRock Funds III17.02%
  • JFrog Ltd.0.31%
  • AXT, Inc.0.14%
  • ServiceTitan, Inc.0.14%
  • Opendoor Technologies, Inc.0.13%
  • Ondas, Inc.0.12%
  • Hinge Health, Inc.0.11%
  • Highwoods Properties, Inc.0.11%
  • Keel Infrastructure Corp.0.10%
  • Teradata Corp.0.10%

Only in VTWO

168 total
  • Bloom Energy Corp1.83%
  • Credo Technology Group Holding Ltd1.12%
  • Sterling Infrastructure Inc0.75%
  • Fabrinet0.69%
  • Nextpower Inc0.67%
  • IonQ Inc0.63%
  • Coeur Mining Inc0.58%
  • TTM Technologies Inc0.52%
  • EchoStar Corp0.51%
  • Guardant Health Inc0.47%

Open IWM or VTWO at a brokerage

Both funds trade commission-free at major US brokerages.

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodologyand funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see/methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.