ETF comparison
VB vs VIOV
Both US Small Cap.
Vanguard Morningstar Small-Cap ETF · Vanguard S&P Small-Cap 600 Value Index Fund ETF Shares
Holdings overlap
358 positions appear in both funds. Buying equal dollars of VB and VIOV would leave roughly 12.8% 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
VB is 7 bps cheaper than VIOV. On a $100,000 position that's about $70/yr more in fees for VIOV.
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 VB vs VIOV.
Top shared holdings
358 shared in total| # | Holding | In VB | In VIOV | Overlap |
|---|---|---|---|---|
| 1 | Semtech Corp | 0.18% | 0.49% | 0.18% |
| 2 | Molina Healthcare Inc | 0.14% | 1.04% | 0.14% |
| 3 | Element Solutions Inc | 0.13% | 0.56% | 0.13% |
| 4 | MaxLinear Inc | 0.13% | 0.50% | 0.13% |
| 5 | Match Group Inc | 0.11% | 0.99% | 0.11% |
| 6 | Ralliant Corp | 0.10% | 0.39% | 0.10% |
| 7 | Plexus Corp | 0.10% | 0.47% | 0.10% |
| 8 | Glaukos Corp | 0.09% | 0.21% | 0.09% |
| 9 | Eastman Chemical Co | 0.09% | 1.01% | 0.09% |
| 10 | CarMax Inc | 0.09% | 0.74% | 0.09% |
| 11 | Qorvo Inc | 0.09% | 0.38% | 0.09% |
| 12 | Arcosa Inc | 0.09% | 0.26% | 0.09% |
Only in VB
951 total- Credo Technology Group Holding Ltd 0.55%
- Jabil Inc 0.49%
- REVOLUTION Medicines Inc 0.46%
- Astera Labs Inc 0.45%
- Natera Inc 0.45%
- EMCOR Group Inc 0.45%
- Twilio Inc 0.38%
- NRG Energy Inc 0.37%
- MKS Instruments Inc 0.37%
- Flex Ltd 0.36%
Only in VIOV
102 total- Kulicke & Soffa Industries Inc 0.62%
- Ultra Clean Holdings Inc 0.45%
- Banc of California Inc 0.30%
- Cohu Inc 0.29%
- Ichor Holdings Ltd 0.29%
- H2O America 0.25%
- Cleanspark Inc 0.23%
- Stewart Information Services Corp 0.23%
- Photronics Inc 0.22%
- SolarEdge Technologies Inc 0.22%
Related comparisons
More comparisons with VB
- VB vs VIOG · Vanguard S&P Small-Cap 600 Growth Index Fund ETF Shares 12.4%
- VB vs VTI · Vanguard Morningstar Total Stock Market ETF 11.9%
- VB vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 11.9%
- VB vs IWV · iShares Russell 3000 ETF 11.8%
- VB vs IJT · iShares S&P Small-Cap 600 Growth ETF 11.7%
- VB vs SCHV · Schwab U.S. Large-Cap Value ETF 11.4%
More comparisons with VIOV
- VIOV vs CALF · Pacer US Small Cap Cash Cows 100 ETF 11.6%
- VIOV vs VBK · Vanguard Morningstar Small-Cap Growth ETF 7.6%
- VIOV vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 1.7%
- VIOV vs VYM · Vanguard High Dividend Yield Index Fund ETF Shares 1.7%
- VIOV vs VTI · Vanguard Morningstar Total Stock Market ETF 1.7%
- VIOV vs SCHB · Schwab U.S. Broad Market ETF 1.6%
Percentages are holdings overlap with the named fund.
Open VB or VIOV 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.