ETF comparison
SPSM vs VIOV
Both US Small Cap.
State Street SPDR Portfolio S&P 600 Small Cap ETF · Vanguard S&P Small-Cap 600 Value Index Fund ETF Shares
Holdings overlap
444 positions appear in both funds. Buying equal dollars of SPSM and VIOV would leave roughly 61.1% 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
SPSM 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 SPSM vs VIOV.
Top shared holdings
444 shared in total| # | Holding | In SPSM | In VIOV | Overlap |
|---|---|---|---|---|
| 1 | Molina Healthcare Inc | 0.65% | 1.04% | 0.65% |
| 2 | Element Solutions Inc | 0.59% | 0.56% | 0.56% |
| 3 | MaxLinear Inc | 0.58% | 0.50% | 0.50% |
| 4 | Match Group Inc | 0.48% | 0.99% | 0.48% |
| 5 | Plexus Corp | 0.44% | 0.47% | 0.44% |
| 6 | Eastman Chemical Co | 0.42% | 1.01% | 0.42% |
| 7 | CarMax Inc | 0.41% | 0.74% | 0.41% |
| 8 | Lumen Technologies Inc | 0.39% | 0.66% | 0.39% |
| 9 | Ralliant Corp | 0.45% | 0.39% | 0.39% |
| 10 | Jackson Financial Inc | 0.39% | 0.85% | 0.39% |
| 11 | Kulicke & Soffa Industries Inc | 0.38% | 0.62% | 0.38% |
| 12 | Qorvo Inc | 0.41% | 0.38% | 0.38% |
Only in SPSM
160 total- FormFactor Inc 0.68%
- Viasat Inc 0.66%
- Argan Inc 0.60%
- BrightSpring Health Services Inc 0.60%
- Krystal Biotech Inc 0.53%
- ESCO Technologies Inc 0.49%
- Alkermes PLC 0.47%
- Everus Construction Group Inc 0.46%
- StoneX Group Inc 0.45%
- Corcept Therapeutics Inc 0.45%
Only in VIOV
16 total- Semtech Corp 0.49%
- Apollo Commercial Real Estate Finance Inc 0.17%
- Kennedy-Wilson Holdings Inc 0.15%
- Oxford Industries Inc 0.07%
- ProAssurance Corp 0.07%
- PRA Group Inc 0.07%
- Insteel Industries Inc 0.06%
- Monro Inc 0.06%
- Ethan Allen Interiors Inc 0.06%
- Grid Dynamics Holdings Inc 0.06%
Related comparisons
More comparisons with SPSM
- SPSM vs IJT · iShares S&P Small-Cap 600 Growth ETF 60.5%
- SPSM vs BBSC · JPMorgan BetaBuilders U.S. Small Cap Equity ETF 52.4%
- SPSM vs IWM · iShares Russell 2000 ETF 47.1%
- SPSM vs IWN · iShares Russell 2000 Value ETF 43.5%
- SPSM vs IWO · iShares Russell 2000 Growth ETF 40.6%
- SPSM vs VTWO · Vanguard Russell 2000 Index Fund ETF Shares 40.4%
More comparisons with VIOV
- VIOV vs IJR · iShares Core S&P Small-Cap ETF 60.2%
- VIOV vs IWN · iShares Russell 2000 Value ETF 39.9%
- VIOV vs BBSC · JPMorgan BetaBuilders U.S. Small Cap Equity ETF 34.6%
- VIOV vs DFSV · DFA U.S. Small Cap Value Portfolio – ETF Class Shares 32.9%
- VIOV vs IWM · iShares Russell 2000 ETF 31.2%
- VIOV vs FNDA · Schwab Fundamental U.S. Small Company ETF 31.1%
Percentages are holdings overlap with the named fund.
Open SPSM 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.