ETF comparison
IWM vs VTHR
US Small Cap vs US Total Market.
iShares Russell 2000 ETF · Vanguard Russell 3000 Index Fund ETF Shares
Holdings overlap
1,790 positions appear in both funds. Buying equal dollars of IWM and VTHR would leave roughly 3.9% 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
VTHR 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 the cost calculator pre-filled with IWM vs VTHR.
Top shared holdings
1,790 shared in total| # | Holding | In IWM | In VTHR | Overlap |
|---|---|---|---|---|
| 1 | Hut 8 Corp. | 0.37% | 0.02% | 0.02% |
| 2 | D-Wave Quantum, Inc. | 0.27% | 0.02% | 0.02% |
| 3 | Lumen Technologies, Inc. | 0.23% | 0.01% | 0.01% |
| 4 | Moog, Inc. | 0.38% | 0.01% | 0.01% |
| 5 | Viasat, Inc. | 0.35% | 0.01% | 0.01% |
| 6 | Cytokinetics, Inc. | 0.35% | 0.01% | 0.01% |
| 7 | UMB Financial Corp. | 0.33% | 0.01% | 0.01% |
| 8 | Riot Platforms, Inc. | 0.30% | 0.01% | 0.01% |
| 9 | CareTrust REIT, Inc. | 0.28% | 0.01% | 0.01% |
| 10 | Praxis Precision Medicines, Inc. | 0.26% | 0.01% | 0.01% |
| 11 | Argan, Inc. | 0.34% | 0.01% | 0.01% |
| 12 | FirstCash Holdings, Inc. | 0.28% | 0.01% | 0.01% |
Only in IWM
224 total- 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%
- Keel Infrastructure Corp. 0.10%
- Stubhub Holdings, Inc. 0.09%
- Kiniksa Pharmaceuticals International plc 0.08%
- Nektar Therapeutics 0.08%
Only in VTHR
1,114 total- NVIDIA Corp 6.81%
- Apple Inc 6.20%
- Microsoft Corp 4.60%
- Amazon.com Inc 3.58%
- Alphabet Inc 3.05%
- Broadcom Inc 2.84%
- Alphabet Inc 2.46%
- Meta Platforms Inc 1.90%
- Tesla Inc 1.69%
- Micron Technology Inc 1.50%
Related comparisons
More comparisons with IWM
- IWM vs SCHB · Schwab U.S. Broad Market ETF 3.7%
- IWM vs DTD · WisdomTree U.S. Total Dividend Fund 3.3%
- IWM vs PRF · Invesco RAFI US 1000 ETF 3.3%
- IWM vs DFUS · Dimensional U.S. Equity Market ETF 3.2%
- IWM vs SDY · State Street SPDR S&P Dividend ETF 2.7%
- IWM vs SPTM · State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF 2.7%
More comparisons with VTHR
- VTHR vs IJR · iShares Core S&P Small-Cap ETF 2.3%
- VTHR vs SCHB · Schwab U.S. Broad Market ETF 98.1%
- VTHR vs SCHK · Schwab 1000 ETF 95.3%
- VTHR vs IWV · iShares Russell 3000 ETF 94.0%
- VTHR vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 93.5%
- VTHR vs VTI · Vanguard Morningstar Total Stock Market ETF 93.4%
Percentages are holdings overlap with the named fund.
Open IWM or VTHR 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.