ETF comparison
IWF vs VIOO
US Large Cap Growth vs US Small Cap.
iShares Russell 1000 Growth ETF · Vanguard S&P Small-Cap 600 Index Fund ETF Shares
Holdings overlap
15 positions appear in both funds. Buying equal dollars of IWF and VIOO would leave roughly 0.2% 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
VIOO is 11 bps cheaper than IWF. On a $100,000 position that's about $110/yr more in fees for IWF.
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 IWF vs VIOO.
Top shared holdings
15 shared in total| # | Holding | In IWF | In VIOO | Overlap |
|---|---|---|---|---|
| 1 | FORMFACTOR, INC. | 0.04% | 0.44% | 0.04% |
| 2 | POWELL INDUSTRIES, INC. | 0.02% | 0.29% | 0.02% |
| 3 | CORCEPT THERAPEUTICS INCORPORATED | 0.02% | 0.60% | 0.02% |
| 4 | EVERUS CONSTRUCTION GROUP, INC. | 0.02% | 0.33% | 0.02% |
| 5 | ETSY, INC. | 0.01% | 0.43% | 0.01% |
| 6 | MADISON SQUARE GARDEN SPORTS CORP. | 0.01% | 0.39% | 0.01% |
| 7 | KARMAN HOLDINGS INC. | 0.01% | 0.21% | 0.01% |
| 8 | ARMSTRONG WORLD INDUSTRIES, INC. | 0.01% | 0.41% | 0.01% |
| 9 | IRIDIUM COMMUNICATIONS INC. | 0.00% | 0.28% | 0.00% |
| 10 | Somnigroup International Inc. | 0.01% | 0.00% | 0.00% |
| 11 | LAZARD, INC. | 0.00% | 0.27% | 0.00% |
| 12 | LYFT, INC. | 0.00% | 0.36% | 0.00% |
Only in IWF
353 total- NVIDIA CORPORATION 13.83%
- APPLE INC. 6.72%
- ALPHABET INC. 6.17%
- BROADCOM INC. 5.21%
- ALPHABET INC. 4.98%
- MICROSOFT CORPORATION 4.11%
- MICRON TECHNOLOGY, INC. 3.86%
- TESLA, INC. 3.64%
- META PLATFORMS, INC. 3.00%
- ELI LILLY AND COMPANY 2.84%
Only in VIOO
590 total- Glaukos Corp 0.59%
- Paycom Software Inc 0.55%
- Brinker International Inc 0.55%
- Match Group Inc 0.53%
- Jackson Financial Inc 0.52%
- Viasat Inc 0.51%
- Protagonist Therapeutics Inc 0.50%
- CarMax Inc 0.49%
- Ryman Hospitality Properties Inc 0.48%
- SM Energy Co 0.47%
Related comparisons
More comparisons with IWF
- IWF vs VIOG · Vanguard S&P Small-Cap 600 Growth Index Fund ETF Shares 0.2%
- IWF vs IJR · iShares Core S&P Small-Cap ETF 0.1%
- IWF vs IJT · iShares S&P Small-Cap 600 Growth ETF 0.1%
- IWF vs SPSM · State Street SPDR Portfolio S&P 600 Small Cap ETF 0.1%
- IWF vs EEMV · iShares MSCI Emerging Markets Min Vol Factor ETF 0.1%
- IWF vs VIGI · Vanguard International Dividend Appreciation Index Fund ETF Shares 0.1%
More comparisons with VIOO
Percentages are holdings overlap with the named fund.
Open IWF or VIOO 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.