# Portfolio overlap — MUB vs VTEC Comparing **iShares National Muni Bond ETF** (2026-02-28) and **VANGUARD CALIFORNIA TAX-EXEMPT BOND ETF** (2026-02-28). - Shared positions: 870 - iShares National Muni Bond ETF covered by VANGUARD CALIFORNIA TAX-EXEMPT BOND ETF: 0.1082421865757525618413621704 - VANGUARD CALIFORNIA TAX-EXEMPT BOND ETF covered by iShares National Muni Bond ETF: 0.1082421865757525618413621704 ## iShares National Muni Bond ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | BLKR-LI MUNI-INS | 0.005650 | | | UNIV OF TEXAS TX UNIV REVENUES UNIHGR 08/36 FIXED 5 | 0.002093 | | | Connecticut State Health & Educational Facilities Authority, Series 2017C-4 | 0.001976 | | | City of Atlanta Water & Wastewater, Series 2015 | 0.001913 | | | TX NWTSCD 5.25 02/15/2055 | 0.001615 | | | NYS TWY PIT 5% 3/15/2048 | 0.001610 | | | HOUSTON TX HGR EDU FIN CORP REGD N/C B/E 5.00000000 | 0.001509 | | | NY ST DORM AUTH PIT 20D SF 4.0% 02-15-47 | 0.001411 | | | OHIO ST UNIV REGD N/C B/E 5.00000000 | 0.001392 | | | STATE OF CALIFORNIA 5.0% 09-01-31 | 0.001342 | ✓ | | State of New Jersey, Series 2020A | 0.001334 | | | WASHINGTON ST-R-2022 | 0.001311 | | | Pennsylvania Turnpike Commission, Series 2019-2 | 0.001226 | | | Chicago Transit Authority, Series A | 0.001199 | | | NJ EDUCTNL FACS AUTH | 0.001180 | | | Washoe County School District, Series 2017C | 0.001179 | | | NJ NJSEDU 07/01/2064 | 0.001176 | | | E CO AWP JT PWRS-A-1 | 0.001173 | ✓ | | STATE OF CALIFORNIA 5.0% 10-01-36 | 0.001156 | ✓ | | State of Illinois, Series D | 0.001150 | | | MASSACHUSETTS ST-B | 0.001136 | | | District of Columbia, Series 2025A | 0.001128 | | | NYC WTR 5.25% 6/15/2047 | 0.001090 | | | MA ST 5% 11/1/52 | 0.001089 | | | NEW YORK NY | 0.001084 | | | CALIFORNIA ST EDUCTNL FACS AUTH REVENUE | 0.001038 | ✓ | | San Diego Unified School District, Series 2020D-2 | 0.001035 | ✓ | | Colorado Springs (City of), CO, Series 2024 A, RB | 0.001027 | | | Triborough Bridge & Tunnel Authority, Series 2024A | 0.000973 | | | NJ TRN FD CAB-SER C | 0.000971 | | | Los Angeles Unified School District, Series 2020 RYQ, GO Bonds | 0.000968 | ✓ | | UNIV OF CA REGENTS | 0.000959 | ✓ | | NY ST UDC PIT REV 20A SF 4.0% 03-15-49 | 0.000956 | | | NYC WTR 5% 6/15/48 | 0.000943 | | | PENNSYLVANIA CMWLTH | 0.000942 | | | TRIBOROUGH NY BRIDGE TUNNEL TRBTRN 05/51 FIXED 5 | 0.000941 | | | New York State Thruway Authority, Series 2021A-1 | 0.000935 | | | NY ST THRWY AUTH | 0.000934 | | | OH WTR DEV AUTH-C | 0.000932 | | | State of Maryland, Series 2023A | 0.000925 | | | Metropolitan Government of Nashville & Davidson County, Series 2024B | 0.000924 | | | New York State Thruway Authority, Series 2025A | 0.000923 | | | Pennsylvania Turnpike Commission, Turnpike Revenue Bonds, Variable Rate Series 2020 | 0.000913 | | | Maryland (State of) Stadium Authority (Baltimore City Public Schools), Series 2016, RB | 0.000905 | | | New Orleans, Louisiana, General Obligation Bonds, Public Improvement Series 2024A | 0.000894 | | | MA ST-A | 0.000888 | | | MBTA SLS TAX 5.25% 7/1/2052 | 0.000882 | | | UNIV OF CA REGENTS | 0.000881 | ✓ | | PROSPER TX INDEP SCH DIST REGD OID B/E PSF-GTD 4.00000000 | 0.000879 | | | Ector County, Texas, Certificates of Obligation, Series 2024 | 0.000871 | | ## VANGUARD CALIFORNIA TAX-EXEMPT BOND ETF — top positions | Security | Weight | Shared | |----------|--------|--------| | Southern California Public Power Authority, Series A | 0.005932 | | | UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000 | 0.005505 | ✓ | | Bay Area Toll Authority, Series 2026A | 0.005146 | ✓ | | Irvine Ranch Water District, Series 2009 A, VRD RB | 0.003231 | | | LOS ANGELES UNIF SD-A | 0.003227 | | | LOS ANGELES UNIF SD-A | 0.003220 | ✓ | | Bay Area Toll Authority, Series 2023 A, VRD Ref. RB | 0.003088 | | | LOS ANGELES UNIF SD-A | 0.002989 | ✓ | | Los Angeles Department of Water & Power, Series 2025A | 0.002720 | ✓ | | STATE OF CALIFORNIA 4.0% 03-01-36 | 0.002497 | ✓ | | UNIV OF CALIFORNIA CA REVENUES REGD B/E 5.00000000 | 0.002483 | ✓ | | CALIFORNIA ST EDUCTNL FACS AUTH REVENUE | 0.002421 | ✓ | | UNIV OF CALIFORNIA CA REVENUES REGD B/E 5.50000000 | 0.002383 | ✓ | | E CO AWP JT PWRS-A-1 | 0.002360 | ✓ | | STATE OF CALIFORNIA | 0.002358 | ✓ | | SAN FRANCISCO USD | 0.002302 | | | UNIV OF CALIFORNIA CA | 0.002238 | ✓ | | IRVINE CA IMPT BOND ACT 1915 | 0.002207 | | | State of California | 0.002121 | ✓ | | CALIFORNIA ST EDUCTNL | 0.001954 | ✓ | | BAY AREA TOLL AUTHORITY FRN 04-01-55 | 0.001950 | | | LOS ANGELES DEPT-C | 0.001930 | ✓ | | UNIV OF CALIFORNIA CA REVENUES | 0.001924 | ✓ | | LOS ANGELES UNIF SD-A | 0.001918 | | | State of California | 0.001913 | | | BAY AREA CA TOLL AUTH | 0.001888 | | | UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000 | 0.001879 | ✓ | | IRVINE WTR-RF-A1-VAR | 0.001748 | | | BAY AREA TOLL AUTHORI VAR | 0.001706 | ✓ | | University of California, Series 2024 BW, Ref. RB | 0.001701 | | | Toll Road Sr Lien Refunding RB Series 2021A | 0.001691 | ✓ | | UNIV OF CALIFORNIA CA REVENUES | 0.001673 | | | San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Series 2017 B, RB | 0.001672 | ✓ | | Anaheim Public Financing Authority, California, Lease Revenue Bonds, Public Improvement Project, Series 1997C | 0.001662 | | | CALIFORNIA ST EDUCTNL FACS AUTH REVENUE | 0.001629 | ✓ | | State of California 5.00% 03/01/2055 | 0.001623 | ✓ | | Los Angeles (County of), CA Metropolitan Transportation Authority, Series 2024, GO Bonds | 0.001620 | | | STATE OF CALIFORNIA 5.0% 10-01-35 | 0.001618 | ✓ | | LOS ANGELES UNIF SD-A | 0.001609 | | | State of California | 0.001587 | | | STATE OF CALIFORNIA 5.0% 04-01-29 | 0.001586 | ✓ | | State of California, Series 2007 | 0.001569 | ✓ | | LOS ANGELES DEPT-B | 0.001530 | ✓ | | Los Angeles Unified School District, Series 2023QRR | 0.001520 | | | Santa Monica Community College District, Series 2018A | 0.001504 | ✓ | | State of California, Series 2025, GO Bonds | 0.001497 | | | UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.25000000 | 0.001486 | ✓ | | STATE OF CALIFORNIA | 0.001464 | | | UNIV OF CALIFORNIA CA REVENUES | 0.001462 | | | Sacramento Municipal Utility District, Series 2025F | 0.001427 | ✓ | ## Sources - N-PORT (fund A) — accession `0002071691-26-008205` (as of 2026-02-28) - N-PORT (fund B) — accession `0000783401-26-000072` (as of 2026-02-28) --- _Informational only — not investment advice. FundWatcher presents publicly available data and makes no recommendation to buy or sell any security. Verify all figures against the source filing before relying on them._ _Data sourced from U.S. SEC EDGAR filings (Forms N-PORT, N-CEN, and prospectus Risk/Return summaries). FundWatcher is not affiliated with the SEC._ _Use of this data is subject to the FundWatcher Terms of Service. Information may be used only for personal, non-commercial research and may not be redistributed. See _