ETF comparison
SCMB vs SUB
Both US Municipal Bond.
Schwab Municipal Bond ETF · iShares Short-Term National Muni Bond ETF
Holdings overlap
543 positions appear in both funds. Buying equal dollars of SCMB and SUB would leave roughly 5.8% 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
SCMB is 4 bps cheaper than SUB. On a $100,000 position that's about $40/yr more in fees for SUB.
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 SCMB vs SUB.
Top shared holdings
543 shared in total| # | Holding | In SCMB | In SUB | Overlap |
|---|---|---|---|---|
| 1 | State of California | 0.13% | 0.15% | 0.13% |
| 2 | Empire State Development Corp | 0.11% | 0.25% | 0.11% |
| 3 | University of California | 0.14% | 0.09% | 0.09% |
| 4 | San Antonio Water System | 0.08% | 0.28% | 0.08% |
| 5 | State of Texas | 0.08% | 0.07% | 0.07% |
| 6 | Commonwealth of Massachusetts | 0.06% | 0.11% | 0.06% |
| 7 | Metropolitan Transportation Authority | 0.06% | 0.13% | 0.06% |
| 8 | State of Illinois | 0.05% | 0.15% | 0.05% |
| 9 | Los Angeles Department of Water & Power | 0.05% | 0.10% | 0.05% |
| 10 | State of New Jersey | 0.05% | 0.17% | 0.05% |
| 11 | State of New Jersey | 0.05% | 0.19% | 0.05% |
| 12 | New York City Transitional Finance Authority Future Tax Secured Revenue | 0.05% | 0.09% | 0.05% |
Only in SCMB
6,302 total- Commonwealth of Massachusetts 0.22%
- Gwinnett County School District 0.22%
- Commonwealth of Pennsylvania 0.21%
- City of New York NY 0.20%
- State of California Department of Water Resources 0.19%
- State of Washington 0.17%
- State of California 0.17%
- New York City Municipal Water Finance Authority 0.17%
- Northwest Independent School District 0.16%
- Commonwealth of Massachusetts 0.16%
Only in SUB
2,373 total- County of King 0.35%
- City of Seattle 0.27%
- Pennsylvania Turnpike Commission 0.25%
- New Jersey Turnpike Authority 0.25%
- State of California 0.24%
- State of California 0.24%
- State of Connecticut Special Tax 0.21%
- State of New Jersey 0.21%
- City of New York 0.21%
- City of Houston Combined Utility System 0.21%
Related comparisons
More comparisons with SCMB
- SCMB vs ITM · VanEck Intermediate Muni ETF 3.8%
- SCMB vs JMUB · JPMorgan Municipal ETF 3.2%
- SCMB vs CGMU · Capital Group Municipal Income ETF 2.6%
- SCMB vs SHM · State Street SPDR Nuveen ICE Short Term Municipal Bond ETF 2.1%
- SCMB vs HYD · VanEck High Yield Muni ETF 1.1%
- SCMB vs JMST · JPMorgan Ultra-Short Municipal Income ETF 1.1%
More comparisons with SUB
- SUB vs CMF · iShares California Muni Bond ETF 3.9%
- SUB vs JMST · JPMorgan Ultra-Short Municipal Income ETF 3.1%
- SUB vs NYF · iShares New York Muni Bond ETF 2.5%
- SUB vs CGMU · Capital Group Municipal Income ETF 1.6%
- SUB vs JMUB · JPMorgan Municipal ETF 1.3%
- SUB vs MUNI · PIMCO Intermediate Municipal Bond Active Exchange-Traded Fund 0.5%
Percentages are holdings overlap with the named fund.
Open SCMB or SUB 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.