ETF comparison
MUB vs NYF
Both US Municipal Bond.
iShares National Muni Bond ETF · iShares New York Muni Bond ETF
Holdings overlap
338 positions appear in both funds. Buying equal dollars of MUB and NYF would leave roughly 5.6% of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
MUB is 4 bps cheaper than NYF. On a $100,000 position that's about $40/yr more in fees for NYF.
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 MUB vs NYF.
Top shared holdings
338 shared in total| # | Holding | In MUB | In NYF | Overlap |
|---|---|---|---|---|
| 1 | BlackRock Liquidity Funds | 0.56% | 0.35% | 0.35% |
| 2 | New York City Municipal Water Finance Authority | 0.11% | 0.29% | 0.11% |
| 3 | City of New York | 0.09% | 0.17% | 0.09% |
| 4 | New York State Dormitory Authority | 0.08% | 0.38% | 0.08% |
| 5 | New York Power Authority | 0.07% | 0.19% | 0.07% |
| 6 | Monroe County Industrial Development Corp. | 0.07% | 0.10% | 0.07% |
| 7 | Triborough Bridge & Tunnel Authority | 0.08% | 0.07% | 0.07% |
| 8 | Metropolitan Transportation Authority | 0.07% | 0.17% | 0.07% |
| 9 | Long Island Power Authority | 0.06% | 0.41% | 0.06% |
| 10 | New York City Transitional Finance Authority Future Tax Secured | 0.06% | 0.13% | 0.06% |
| 11 | New York State Dormitory Authority | 0.05% | 0.17% | 0.05% |
| 12 | New York City Transitional Finance Authority Future Tax Secured | 0.05% | 0.19% | 0.05% |
Only in MUB
5,926 total- Board of Regents of the University of Texas System 0.21%
- Connecticut State Health & Educational Facilities Authority 0.20%
- City of Atlanta Water & Wastewater 0.19%
- Northwest Independent School District 0.16%
- New York State Thruway Authority 0.16%
- Houston Higher Education Finance Corp. 0.15%
- New York State Dormitory Authority 0.14%
- Ohio State University (The) 0.14%
- State of California 0.13%
- State of New Jersey 0.13%
Only in NYF
499 total- New York State Dormitory Authority 0.58%
- Metropolitan Transportation Authority 0.52%
- New York State Dormitory Authority 0.51%
- Utility Debt Securitization Authority 0.49%
- Empire State Development Corp. 0.46%
- New York City Municipal Water Finance Authority 0.44%
- New York City Transitional Finance Authority Future Tax Secured Revenue 0.43%
- Triborough Bridge & Tunnel Authority 0.43%
- New York Power Authority 0.42%
- New York State Dormitory Authority 0.41%
Open MUB or NYF 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.