ETF comparison
JCPB vs VMBS
Both US Aggregate Bond.
JPMorgan Core Plus Bond ETF · Vanguard Mortgage-Backed Securities Index Fund ETF Shares
Holdings overlap
23 positions appear in both funds. Buying equal dollars of JCPB and VMBS would leave roughly 1.1% 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
VMBS is 34 bps cheaper than JCPB. On a $100,000 position that's about $340/yr more in fees for JCPB.
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 JCPB vs VMBS.
Top shared holdings
23 shared in total| # | Holding | In JCPB | In VMBS | Overlap |
|---|---|---|---|---|
| 1 | FNMA/FHLMC | 1.36% | 0.19% | 0.19% |
| 2 | GNMA | 0.25% | 0.15% | 0.15% |
| 3 | FNMA/FHLMC | 1.24% | 0.15% | 0.15% |
| 4 | FNMA/FHLMC | 1.78% | 0.14% | 0.14% |
| 5 | GNMA | 0.17% | 0.08% | 0.08% |
| 6 | GNMA | 0.06% | 0.08% | 0.06% |
| 7 | FHLMC Pool | 0.06% | 0.07% | 0.06% |
| 8 | FNMA | 0.05% | 0.05% | 0.05% |
| 9 | FHLMC Pool | 0.04% | 0.05% | 0.04% |
| 10 | GNMA | 0.26% | 0.03% | 0.03% |
| 11 | GNMA | 0.03% | 0.10% | 0.03% |
| 12 | GNMA | 0.02% | 0.12% | 0.02% |
Only in JCPB
2,602 total- United States of America 3.17%
- United States of America 1.15%
- United States of America 0.88%
- United States of America 0.79%
- United States of America 0.73%
- United States of America 0.65%
- United States of America 0.58%
- United States of America 0.55%
- United States of America 0.39%
- United States of America 0.39%
Only in VMBS
5,089 total- Fannie Mae or Freddie Mac 0.52%
- Ginnie Mae II Pool 0.36%
- Ginnie Mae II Pool 0.32%
- Ginnie Mae II Pool 0.31%
- Fannie Mae Pool 0.29%
- Ginnie Mae II Pool 0.29%
- Ginnie Mae II Pool 0.29%
- Ginnie Mae II Pool 0.28%
- Freddie Mac Pool 0.27%
- Freddie Mac Pool 0.27%
Related comparisons
More comparisons with JCPB
- JCPB vs SHY · iShares 1-3 Year Treasury Bond ETF 0.7%
- JCPB vs VGSH · Vanguard Short-Term Treasury Index Fund ETF Shares 0.7%
- JCPB vs VUSB · Vanguard Ultra-Short Bond ETF 0.6%
- JCPB vs JPST · JPMorgan Ultra-Short Income ETF 0.5%
- JCPB vs MINT · PIMCO Enhanced Short Maturity Active Exchange-Traded Fund 0.4%
- JCPB vs SPMB · State Street SPDR Portfolio Mortgage Backed Bond ETF 0.2%
More comparisons with VMBS
- VMBS vs BOND · PIMCO Active Bond Exchange-Traded Fund 0.8%
- VMBS vs PYLD · PIMCO ETF Trust - PIMCO Multisector Bond Active Exchange-Traded Fund 0.2%
- VMBS vs NEAR · iShares Short Duration Bond Active ETF 0.0%
- VMBS vs BINC · iShares Flexible Income Active ETF 0.0%
- VMBS vs BIV · Vanguard Intermediate-Term Bond Index Fund ETF Shares 0.0%
- VMBS vs BLV · Vanguard Long-Term Bond Index Fund ETF Shares 0.0%
Percentages are holdings overlap with the named fund.
Open JCPB or VMBS 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.