{
  "page": "compare",
  "query": {
    "a": "JCBCX",
    "b": "JMUB"
  },
  "retrieved_at": "2026-07-07T16:53:29+00:00",
  "disclaimer": "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.",
  "attribution": "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.",
  "terms": {
    "notice": "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.",
    "url": "https://fundwatcher.app/terms/"
  },
  "fund_a": {
    "name": "JPMorgan California Tax Free Bond Fund",
    "ticker": "JCBCX",
    "slug": "JCBCX",
    "series_id": "S000002945",
    "html_url": "https://fundwatcher.app/funds/JCBCX/"
  },
  "fund_b": {
    "name": "JPMorgan Municipal ETF",
    "ticker": "JMUB",
    "slug": "JMUB",
    "series_id": "S000063268",
    "html_url": "https://fundwatcher.app/funds/JMUB/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1655266156876870066983920211",
    "coverage_b_by_a": "0.1655266156876870066983920211",
    "shared_count": 68,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "JPMorgan Institutional Tax Free Money Market Fund, Class IM",
        "value": "43458038.44",
        "weight": "0.08832640",
        "shared": true
      },
      {
        "name": "Bay Area Toll Authority, Toll Bridge, Series 2024I",
        "value": "8600000.00",
        "weight": "0.01747909",
        "shared": false
      },
      {
        "name": "MARINA JT PWRS AUTH",
        "value": "5608144.85",
        "weight": "0.01139829",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "5531842.50",
        "weight": "0.01124321",
        "shared": false
      },
      {
        "name": "State of California, Various Purpose",
        "value": "5167900.00",
        "weight": "0.01050351",
        "shared": false
      },
      {
        "name": "Los Angeles (City of), CA, Series 2025, RN",
        "value": "5043443.50",
        "weight": "0.01025056",
        "shared": true
      },
      {
        "name": "San Francisco City & County Airport Comm-San Francisco International Airport",
        "value": "5000000.00",
        "weight": "0.01016226",
        "shared": false
      },
      {
        "name": "State of California, Series 2024B2",
        "value": "5000000.00",
        "weight": "0.01016226",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "4805000.00",
        "weight": "0.00976593",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & ECON DEV BANK NATIONAL CHARTR",
        "value": "4749690.00",
        "weight": "0.00965352",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "4255773.14",
        "weight": "0.00864966",
        "shared": true
      },
      {
        "name": "BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55",
        "value": "4136742.75",
        "weight": "0.00840773",
        "shared": true
      },
      {
        "name": "ALVORD USD-B-CABS",
        "value": "4001780.35",
        "weight": "0.00813343",
        "shared": true
      },
      {
        "name": "SACRAMENTO MUNI UTIL",
        "value": "3929537.50",
        "weight": "0.00798660",
        "shared": false
      },
      {
        "name": "Desert Community College District, Riverside County, California, General Obligation Bonds, Election of 2016 Series 2024",
        "value": "3890150.00",
        "weight": "0.00790655",
        "shared": true
      },
      {
        "name": "OH BUCGEN 5 06/01/2055",
        "value": "3843698.67",
        "weight": "0.00781214",
        "shared": true
      },
      {
        "name": "California Enterprise Development Authority, Series A",
        "value": "3514244.89",
        "weight": "0.00714254",
        "shared": false
      },
      {
        "name": "Grossmont Healthcare District, Series 2025F",
        "value": "3508791.30",
        "weight": "0.00713145",
        "shared": false
      },
      {
        "name": "CA ST MFA SW 3.85% MT @",
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        "weight": "0.00711528",
        "shared": false
      },
      {
        "name": "Port of Los Angeles, Series 2019B",
        "value": "3462224.00",
        "weight": "0.00703681",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD B/E 5.00000000",
        "value": "3360411.25",
        "weight": "0.00682988",
        "shared": false
      },
      {
        "name": "LONG BEACH CALIF BD FIN AUTH NAT GAS PUR REV SER A",
        "value": "3353500.63",
        "weight": "0.00681583",
        "shared": false
      },
      {
        "name": "STHRN CA PUB PWR AUTH",
        "value": "3302427.30",
        "weight": "0.00671203",
        "shared": false
      },
      {
        "name": "San Diego County Regional Airport Authority, Senior Private Activity, Series 2025B",
        "value": "3269929.50",
        "weight": "0.00664598",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% 5/1/2055 MT",
        "value": "3214835.32",
        "weight": "0.00653400",
        "shared": true
      },
      {
        "name": "VIEW AT SAN BRUNO LP (MPT) 5.0% 06-01-56",
        "value": "3182622.60",
        "weight": "0.00646853",
        "shared": true
      },
      {
        "name": "City of Glendale Electric, Series 2024",
        "value": "3146841.60",
        "weight": "0.00639581",
        "shared": false
      },
      {
        "name": "LOS ANGELES-D-REF-REV",
        "value": "3104908.50",
        "weight": "0.00631058",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & REGD B/E 3.25000000",
        "value": "3073770.90",
        "weight": "0.00624729",
        "shared": true
      },
      {
        "name": "California Infrastructure & Economic Development Bank",
        "value": "3031567.50",
        "weight": "0.00616152",
        "shared": false
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      {
        "name": "CALIFORNIA ST MUNI FIN AUTH MF REGD V/R B/E 2.95000000",
        "value": "3024709.50",
        "weight": "0.00614758",
        "shared": false
      },
      {
        "name": "PALMDALE FAMILY HOUSING LP (MPT) 2.95% 01-01-56",
        "value": "3022182.30",
        "weight": "0.00614244",
        "shared": false
      },
      {
        "name": "REPUBLIC SERVICES INC (MPT) 3.875% 03-01-54",
        "value": "3004286.09",
        "weight": "0.00610607",
        "shared": false
      },
      {
        "name": "CA CCEDEV 5 03/01/2036",
        "value": "2942321.49",
        "weight": "0.00598013",
        "shared": true
      },
      {
        "name": "Eastern Municipal Water District, Water and Wastewater, Series 2016A",
        "value": "2912286.33",
        "weight": "0.00591908",
        "shared": false
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      {
        "name": "San Diego Public Facilities Financing Authority, Series A",
        "value": "2877551.50",
        "weight": "0.00584849",
        "shared": false
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      {
        "name": "Los Angeles Department of Water and Power, Water System, Series 2017A",
        "value": "2875893.60",
        "weight": "0.00584512",
        "shared": true
      },
      {
        "name": "SAN FRANCISCO CA CITY",
        "value": "2814655.37",
        "weight": "0.00572065",
        "shared": false
      },
      {
        "name": "Desert Community College District, Series 2026",
        "value": "2797831.75",
        "weight": "0.00568646",
        "shared": false
      },
      {
        "name": "San Jose Unified School District, Series C",
        "value": "2689478.91",
        "weight": "0.00546624",
        "shared": false
      },
      {
        "name": "State of California Department of Water Resources, Central Valley Project, Water System, Series AW",
        "value": "2661005.88",
        "weight": "0.00540837",
        "shared": false
      },
      {
        "name": "CA STWD CMNTYS-A",
        "value": "2609704.00",
        "weight": "0.00530410",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.25000000",
        "value": "2544740.80",
        "weight": "0.00517206",
        "shared": false
      },
      {
        "name": "VICTORY BOULEVARD HOUSING PARTNERS LP (MPT) 3.0% 01-01-46",
        "value": "2523738.00",
        "weight": "0.00512938",
        "shared": false
      },
      {
        "name": "PLACER 712 LP HUD SECT 8 (MPT) 3.2% 09-01-45",
        "value": "2509810.75",
        "weight": "0.00510107",
        "shared": false
      },
      {
        "name": "MSR Energy Authority, Series B",
        "value": "2483436.20",
        "weight": "0.00504747",
        "shared": true
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000",
        "value": "2447792.60",
        "weight": "0.00497502",
        "shared": false
      },
      {
        "name": "GOLDEN ST TOBACCO SECURITIZATI REGD ZCP OID B/E 0.00000000",
        "value": "2420171.85",
        "weight": "0.00491888",
        "shared": true
      },
      {
        "name": "UNIV OF CA REGENTS -P",
        "value": "2402214.21",
        "weight": "0.00488239",
        "shared": false
      },
      {
        "name": "Jurupa Public Financing Authority, Series 2024",
        "value": "2400711.80",
        "weight": "0.00487933",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "JPMorgan Institutional Tax Free Money Market Fund, Class IM",
        "value": "698218261.12",
        "weight": "0.09703013",
        "shared": true
      },
      {
        "name": "CA CCEDEV 5 03/01/2036",
        "value": "70484945.92",
        "weight": "0.00979517",
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      },
      {
        "name": "OH BUCGEN 5 06/01/2055",
        "value": "44324327.52",
        "weight": "0.00615967",
        "shared": true
      },
      {
        "name": "CONNECTICUT ST HLTH & EDUCTNL FACS AUTH REVENUE",
        "value": "40000000.00",
        "weight": "0.00555873",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "39729882.14",
        "weight": "0.00552119",
        "shared": true
      },
      {
        "name": "County of Utah UT",
        "value": "35000000.00",
        "weight": "0.00486389",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55",
        "value": "34395637.05",
        "weight": "0.00477990",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "33977683.66",
        "weight": "0.00472182",
        "shared": true
      },
      {
        "name": "LONG ISLAND PWR-B",
        "value": "33935333.30",
        "weight": "0.00471593",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% 12/1/2052 MT",
        "value": "32053178.30",
        "weight": "0.00445437",
        "shared": false
      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE",
        "value": "29335000.00",
        "weight": "0.00407663",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA HSG FIN AGY HOMEOWNERSHIP REVENUE",
        "value": "28500000.00",
        "weight": "0.00396059",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "27701292.56",
        "weight": "0.00384960",
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      },
      {
        "name": "TX SANUTL 02/01/2055",
        "value": "27240532.20",
        "weight": "0.00378557",
        "shared": false
      },
      {
        "name": "TX DALAPT 11/01/2050",
        "value": "26820807.50",
        "weight": "0.00372724",
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      },
      {
        "name": "WY CAMUTL 3.62 07/15/2039",
        "value": "26526057.69",
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      },
      {
        "name": "MONTGOMERY INDL 0% 10/1/2053 MT",
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        "weight": "0.00361384",
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      },
      {
        "name": "MD HLTH & HGR EDU-B",
        "value": "25000000.00",
        "weight": "0.00347420",
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      },
      {
        "name": "FRANKLIN HOSP-VAR-REF",
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      },
      {
        "name": "District of Columbia, Series 2025A",
        "value": "24845361.30",
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      },
      {
        "name": "SALES TAX SECURTZTN-C",
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      },
      {
        "name": "LOWER AL GAS DT-A-REF",
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        "shared": true
      },
      {
        "name": "Harris County Cultural Education Facilities Finance Corp., Series 2024F",
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      },
      {
        "name": "Salt River Project Agricultural Improvement & Power District, Series 2025, RB",
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      {
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      {
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      {
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      {
        "name": "OHIO ST UNIV REGD V/R B/E 2.35000000",
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      },
      {
        "name": "State of Illinois, Series 2025D",
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        "weight": "0.00277187",
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      },
      {
        "name": "MAIN STR NAT GA 5% MT",
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      },
      {
        "name": "Grossmont-Cuyamaca Community College District, Election of 2002, Series 2008C",
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      {
        "name": "NY TRNSPRTN DEV-AMT",
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      },
      {
        "name": "Main Street Natural Gas, Inc., Series 2025B",
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      },
      {
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      {
        "name": "NEW YORK MUNI WTR-AA2",
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      {
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      },
      {
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      {
        "name": "OHIO WTR DEV AUTH-A",
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      {
        "name": "NEW YORK ST DORM AUTH ST PERSONAL INCOME TAX REVENUE",
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      {
        "name": "State of Washington, Various Purpose, Series 2026C",
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        "name": "Bergen County Improvement Authority (The), Series 2025 A",
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        "name": "RESTRUCTURED-SER A-2",
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      },
      {
        "name": "State of Washington, Series 2026C",
        "value": "16717023.00",
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      },
      {
        "name": "State of North Carolina, Series 2019",
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      {
        "name": "MUNIBOND",
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      },
      {
        "name": "AL BBEUTL 5 07/01/2033",
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        "weight": "0.00226006",
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      },
      {
        "name": "Harris County Cultural Education Facilities Finance Corp. (Texas Children's Hospital), Series 2015, VRD RB",
        "value": "16245000.00",
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      },
      {
        "name": "STRN UT INDN CO 5% 4/1/2035",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-009290",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1217286/000207169126009290/0002071691-26-009290-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-009323",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1485894/000207169126009323/0002071691-26-009323-index.htm"
    }
  ]
}