ETF comparison
IWM vs VBR
Both US Small Cap.
iShares Russell 2000 ETF · Vanguard Morningstar Small-Cap Value ETF
Holdings overlap
446 positions appear in both funds. Buying equal dollars of IWM and VBR would leave roughly 25.8% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
VBR is 14 bps cheaper than IWM. On a $100,000 position that's about $140/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 the cost calculator pre-filled with IWM vs VBR.
Top shared holdings
446 shared in total| # | Holding | In IWM | In VBR | Overlap |
|---|---|---|---|---|
| 1 | Moog, Inc. | 0.38% | 0.26% | 0.26% |
| 2 | Viasat, Inc. | 0.35% | 0.25% | 0.25% |
| 3 | UMB Financial Corp. | 0.33% | 0.21% | 0.21% |
| 4 | Praxis Precision Medicines, Inc. | 0.26% | 0.20% | 0.20% |
| 5 | Compass, Inc. | 0.27% | 0.20% | 0.20% |
| 6 | Old National Bancorp | 0.28% | 0.19% | 0.19% |
| 7 | EnerSys | 0.27% | 0.18% | 0.18% |
| 8 | FirstCash Holdings, Inc. | 0.28% | 0.17% | 0.17% |
| 9 | Plexus Corp. | 0.25% | 0.17% | 0.17% |
| 10 | Zurn Elkay Water Solutions Corp. | 0.24% | 0.17% | 0.17% |
| 11 | Enpro, Inc. | 0.25% | 0.17% | 0.17% |
| 12 | Terex Corp. | 0.26% | 0.17% | 0.17% |
Only in IWM
1,568 total- Hut 8 Corp. 0.37%
- BrightSpring Health Services, Inc. 0.35%
- Cytokinetics, Inc. 0.35%
- MaxLinear, Inc. 0.34%
- Argan, Inc. 0.34%
- JFrog Ltd. 0.31%
- Riot Platforms, Inc. 0.30%
- Krystal Biotech, Inc. 0.30%
- ESCO Technologies, Inc. 0.29%
- CareTrust REIT, Inc. 0.28%
Only in VBR
394 total- Jabil Inc 0.87%
- NRG Energy Inc 0.66%
- Tapestry Inc 0.63%
- Atmos Energy Corp 0.62%
- Williams-Sonoma Inc 0.59%
- Moderna Inc 0.54%
- Smurfit Westrock PLC 0.52%
- F5 Inc 0.50%
- US Foods Holding Corp 0.48%
- JB Hunt Transport Services Inc 0.47%
Related comparisons
More comparisons with IWM
- IWM vs VB · Vanguard Morningstar Small-Cap ETF 25.5%
- IWM vs SMLF · iShares U.S. Small-Cap Equity Factor ETF 25.5%
- IWM vs VBK · Vanguard Morningstar Small-Cap Growth ETF 25.0%
- IWM vs SPMD · State Street SPDR Portfolio S&P 400 Mid Cap ETF 11.2%
- IWM vs IJH · iShares Core S&P Mid-Cap ETF 11.2%
- IWM vs IVOO · Vanguard S&P Mid-Cap 400 Index Fund ETF Shares 11.1%
More comparisons with VBR
- VBR vs VTWO · Vanguard Russell 2000 Index Fund ETF Shares 25.1%
- VBR vs SPSM · State Street SPDR Portfolio S&P 600 Small Cap ETF 20.9%
- VBR vs IJR · iShares Core S&P Small-Cap ETF 20.8%
- VBR vs VIOO · Vanguard S&P Small-Cap 600 Index Fund ETF Shares 20.2%
- VBR vs IWN · iShares Russell 2000 Value ETF 19.2%
- VBR vs IJS · iShares S&P Small-Cap 600 Value ETF 17.5%
Percentages are holdings overlap with the named fund.
Open IWM or VBR 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 methodology and 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.