ETF comparison
BBMC vs VB
US Mid Cap vs US Small Cap.
JPMorgan BetaBuilders U.S. Mid Cap Equity ETF · Vanguard Morningstar Small-Cap ETF
Holdings overlap
454 positions appear in both funds. Buying equal dollars of BBMC and VB would leave roughly 56.3% 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 4 bps cheaper than BBMC. On a $100,000 position that's about $40/yr more in fees for BBMC.
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 BBMC vs VB.
Top shared holdings
454 shared in total| # | Holding | In BBMC | In VB | Overlap |
|---|---|---|---|---|
| 1 | Revolution Medicines, Inc. | 0.75% | 0.46% | 0.46% |
| 2 | Natera, Inc. | 0.79% | 0.45% | 0.45% |
| 3 | MKS, Inc. | 0.43% | 0.37% | 0.37% |
| 4 | Tapestry, Inc. | 0.66% | 0.36% | 0.36% |
| 5 | Casey's General Stores, Inc. | 0.70% | 0.36% | 0.36% |
| 6 | Carpenter Technology Corp. | 0.55% | 0.35% | 0.35% |
| 7 | Curtiss-Wright Corp. | 0.58% | 0.34% | 0.34% |
| 8 | FTAI Aviation Ltd. | 0.43% | 0.34% | 0.34% |
| 9 | Williams-Sonoma, Inc. | 0.58% | 0.33% | 0.33% |
| 10 | nVent Electric plc | 0.53% | 0.33% | 0.33% |
| 11 | ATI, Inc. | 0.54% | 0.33% | 0.33% |
| 12 | TechnipFMC plc | 0.58% | 0.32% | 0.32% |
Only in BBMC
8 total- Reddit, Inc. 0.43%
- Atlassian Corp. 0.35%
- Rocket Cos., Inc. 0.26%
- Tradeweb Markets, Inc. 0.25%
- Autoliv, Inc. 0.17%
- Gates Industrial Corp. Ltd. 0.14%
- Freedom Holding Corp. 0.06%
- Smithfield Foods, Inc. 0.03%
Only in VB
855 total- Credo Technology Group Holding Ltd 0.55%
- Jabil Inc 0.49%
- Astera Labs Inc 0.45%
- EMCOR Group Inc 0.45%
- Twilio Inc 0.38%
- NRG Energy Inc 0.37%
- Flex Ltd 0.36%
- Atmos Energy Corp 0.35%
- Entegris Inc 0.33%
- Illumina Inc 0.31%
Related comparisons
More comparisons with BBMC
- BBMC vs MDY · State Street SPDR S&P MIDCAP 400 ETF Trust 55.8%
- BBMC vs IJK · iShares S&P Mid-Cap 400 Growth ETF 38.3%
- BBMC vs IJJ · iShares S&P Mid-Cap 400 Value ETF 37.6%
- BBMC vs IWS · iShares Russell Mid-Cap Value ETF 31.6%
- BBMC vs IWR · iShares Russell Mid-Cap ETF 31.4%
- BBMC vs AVMV · Avantis U.S. Mid Cap Value ETF 28.0%
More comparisons with VB
- VB vs DFAS · U.S. Small Cap Portfolio-ETF Class Shares 51.3%
- VB vs SMLF · iShares U.S. Small-Cap Equity Factor ETF 49.8%
- VB vs VBK · Vanguard Morningstar Small-Cap Growth ETF 46.3%
- VB vs SCHA · Schwab U.S. Small-Cap ETF 46.0%
- VB vs IWR · iShares Russell Mid-Cap ETF 45.2%
- VB vs IWS · iShares Russell Mid-Cap Value ETF 45.2%
Percentages are holdings overlap with the named fund.
Open BBMC 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.