ETF comparison
CMFvsSUB
Both US Municipal Bond.
iShares California Muni Bond ETF · iShares Short-Term National Muni Bond ETF
Holdings overlap
117 positions appear in both funds. Buying equal dollars of CMF and SUB would leave roughly3.9%of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — seewhat we don't scorefor why.
Cost difference
SUB is 1 bps cheaper than CMF. On a $100,000 position that's about $10/yr more in fees for CMF.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with CMF vs SUB.
Top shared holdings
117 shared in total| # | Holding | In CMF | In SUB | Overlap |
|---|---|---|---|---|
| 1 | University of California | 0.22% | 0.25% | 0.22% |
| 2 | East County Advanced Water Purification Joint Powers Authority | 0.33% | 0.18% | 0.18% |
| 3 | California State Public Works Board | 0.16% | 0.14% | 0.14% |
| 4 | City of Los Angeles | 0.21% | 0.12% | 0.12% |
| 5 | San Diego Community College District | 0.14% | 0.12% | 0.12% |
| 6 | State of California | 0.18% | 0.10% | 0.10% |
| 7 | Los Angeles Department of Water & Power | 0.12% | 0.10% | 0.10% |
| 8 | State of California | 0.10% | 0.09% | 0.09% |
| 9 | State of California | 0.09% | 0.24% | 0.09% |
| 10 | Los Angeles Unified School District | 0.12% | 0.09% | 0.09% |
| 11 | Los Angeles Community College District | 0.24% | 0.09% | 0.09% |
| 12 | City of Los Angeles Wastewater System | 0.12% | 0.09% | 0.09% |
Only in CMF
1,506 total- Los Angeles Unified School District0.50%
- University of California0.49%
- Bay Area Toll Authority0.46%
- California Educational Facilities Authority0.44%
- Los Angeles Unified School District0.44%
- Eastern Municipal Water District0.44%
- California State University0.42%
- University of California0.42%
- State of California0.38%
- Bay Area Toll Authority0.37%
Only in SUB
2,800 total- New Jersey Economic Development Authority0.37%
- County of King0.35%
- San Antonio Water System0.28%
- City of Seattle0.27%
- State of California0.27%
- Empire State Development Corp.0.25%
- Pennsylvania Turnpike Commission0.25%
- New Jersey Turnpike Authority0.25%
- State of California0.24%
- District of Columbia Water & Sewer Authority0.22%
Open CMF 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 methodologyand 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.