ETF comparison
SPYM vs VB
US Large Cap vs US Small Cap.
State Street SPDR Portfolio S&P 500 ETF · Vanguard Morningstar Small-Cap ETF
Holdings overlap
130 positions appear in both funds. Buying equal dollars of SPYM and VB would leave roughly 3.2% 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
SPYM is 1 bps cheaper than VB. On a $100,000 position that's about $10/yr more in fees for VB.
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 SPYM vs VB.
Top shared holdings
130 shared in total| # | Holding | In SPYM | In VB | Overlap |
|---|---|---|---|---|
| 1 | Flex Ltd | 0.09% | 0.36% | 0.09% |
| 2 | Jabil Inc | 0.06% | 0.49% | 0.06% |
| 3 | EMCOR Group Inc | 0.06% | 0.45% | 0.06% |
| 4 | Qnity Electronics Inc | 0.05% | 0.21% | 0.05% |
| 5 | EQT Corp | 0.05% | 0.20% | 0.05% |
| 6 | Steel Dynamics Inc | 0.05% | 0.19% | 0.05% |
| 7 | NRG Energy Inc | 0.05% | 0.37% | 0.05% |
| 8 | Centene Corp | 0.05% | 0.19% | 0.05% |
| 9 | Tapestry Inc | 0.05% | 0.36% | 0.05% |
| 10 | Casey's General Stores Inc | 0.05% | 0.36% | 0.05% |
| 11 | Atmos Energy Corp | 0.04% | 0.35% | 0.04% |
| 12 | Hubbell Inc | 0.04% | 0.17% | 0.04% |
Only in SPYM
376 total- NVIDIA Corp 7.51%
- Apple Inc 6.59%
- Microsoft Corp 4.29%
- Amazon.com Inc 3.62%
- Alphabet Inc 3.25%
- Broadcom Inc 2.77%
- Alphabet Inc 2.59%
- Micron Technology Inc 2.02%
- Meta Platforms Inc 1.92%
- Tesla Inc 1.83%
Only in VB
1,179 total- Credo Technology Group Holding Ltd 0.55%
- REVOLUTION Medicines Inc 0.46%
- Astera Labs Inc 0.45%
- Natera Inc 0.45%
- Twilio Inc 0.38%
- MKS Instruments Inc 0.37%
- Carpenter Technology Corp 0.35%
- Curtiss-Wright Corp 0.34%
- FTAI Aviation Ltd 0.34%
- Entegris Inc 0.33%
Related comparisons
More comparisons with SPYM
- SPYM vs SCHM · Schwab U.S. Mid-Cap ETF 2.7%
- SPYM vs VBR · Vanguard Morningstar Small-Cap Value ETF 2.7%
- SPYM vs PEY · Invesco High Yield Equity Dividend Achievers ETF 2.3%
- SPYM vs FNDA · Schwab Fundamental U.S. Small Company ETF 2.2%
- SPYM vs BBMC · JPMorgan BetaBuilders U.S. Mid Cap Equity ETF 1.5%
- SPYM vs SMLF · iShares U.S. Small-Cap Equity Factor ETF 1.1%
More comparisons with VB
- VB vs IVV · iShares Core S&P 500 ETF 3.2%
- VB vs FELG · Fidelity Enhanced Large Cap Growth ETF 3.2%
- VB vs SPY · State Street SPDR S&P 500 ETF Trust 3.0%
- VB vs USMV · iShares MSCI USA Min Vol Factor ETF 2.9%
- VB vs QUAL · iShares MSCI USA Quality Factor ETF 2.9%
- VB vs SCHD · Schwab U.S. Dividend Equity ETF 2.8%
Percentages are holdings overlap with the named fund.
Open SPYM or VB 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.