{
  "page": "compare",
  "query": {
    "a": "PWZ",
    "b": "CMF"
  },
  "retrieved_at": "2026-07-07T18:12:24+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": "Invesco California AMT-Free Municipal Bond ETF",
    "ticker": "PWZ",
    "slug": "PWZ",
    "series_id": "S000019411",
    "html_url": "https://fundwatcher.app/funds/PWZ/"
  },
  "fund_b": {
    "name": "iShares California Muni Bond ETF",
    "ticker": "CMF",
    "slug": "CMF",
    "series_id": "S000019341",
    "html_url": "https://fundwatcher.app/funds/CMF/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1812075784588552414932813483",
    "coverage_b_by_a": "0.1812075784588552414932813484",
    "shared_count": 320,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "8557979.46",
        "weight": "0.00796465",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING A CASMED 08/48 FIXED 4",
        "value": "7583381.78",
        "weight": "0.00705763",
        "shared": false
      },
      {
        "name": "UNIV OF CA REGENTS -P",
        "value": "7170052.44",
        "weight": "0.00667295",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST EDUCTNL FACS AUTH REVENUE",
        "value": "6721440.25",
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      },
      {
        "name": "CALIFORNIA ST EDUCTNL",
        "value": "6239279.49",
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      },
      {
        "name": "UNIV OF CA REGENTS -P",
        "value": "5884337.37",
        "weight": "0.00547638",
        "shared": false
      },
      {
        "name": "Los Angeles Unified School District, Series 2020 RYQ, GO Bonds",
        "value": "5630129.50",
        "weight": "0.00523979",
        "shared": true
      },
      {
        "name": "STATE OF CALIFORNIA 5.0% 04-01-49",
        "value": "5158649.92",
        "weight": "0.00480100",
        "shared": true
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      {
        "name": "San Diego Community College District, Series A-1",
        "value": "4933473.30",
        "weight": "0.00459144",
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      {
        "name": "California (State of) Educational Facilities Authority (Stanford University), Series 2014 U-6, RB",
        "value": "4893099.45",
        "weight": "0.00455386",
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      },
      {
        "name": "Toll Road Sr Lien Refunding RB Series 2021A",
        "value": "4753978.20",
        "weight": "0.00442438",
        "shared": true
      },
      {
        "name": "State of California 5.00% 03/01/2055",
        "value": "4604047.15",
        "weight": "0.00428485",
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      },
      {
        "name": "SAN FRANCISCO-REV-C",
        "value": "4568430.87",
        "weight": "0.00425170",
        "shared": true
      },
      {
        "name": "SAN FRANCISCO PUB-D",
        "value": "4542565.75",
        "weight": "0.00422763",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES UNVHGR 05/52 FIXED 5",
        "value": "4444656.32",
        "weight": "0.00413651",
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      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES",
        "value": "4117262.05",
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      },
      {
        "name": "SAN DIEGO USD-I",
        "value": "3978758.44",
        "weight": "0.00370291",
        "shared": true
      },
      {
        "name": "KAISER FOUNDATION HOSPITALS 5.0% 11-01-47",
        "value": "3867104.45",
        "weight": "0.00359900",
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      },
      {
        "name": "California (State of) Educational Facilities Authority (Stanford University), Series 2013 U-3, RB",
        "value": "3734932.53",
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      },
      {
        "name": "Bay Area Toll Authority, Series 2017S-7",
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      {
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      },
      {
        "name": "State of California 5.25% 09/01/2053",
        "value": "3528958.93",
        "weight": "0.00328430",
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      },
      {
        "name": "STATE OF CALIFORNIA 5.0% 03-01-49",
        "value": "3524521.65",
        "weight": "0.00328017",
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      },
      {
        "name": "LELAND STANFORD JUNIOR UNIVERSITY 5.0% 06-01-46",
        "value": "3369254.33",
        "weight": "0.00313566",
        "shared": true
      },
      {
        "name": "Los Angeles Unified School District, Series 2023QRR",
        "value": "3341409.23",
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      {
        "name": "CA ST HLTH FACS-A-REF",
        "value": "3319592.60",
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      {
        "name": "CA ST UNIV-A-REF",
        "value": "3278104.59",
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      {
        "name": "SAN FRANCISCO BAY-D1",
        "value": "3269999.02",
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      {
        "name": "CA ST UNIV TRUSTEES-A",
        "value": "3230297.75",
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      {
        "name": "LOS ANGELES CA DEPT OF ARPTS ARPT REVENUE",
        "value": "3157128.06",
        "weight": "0.00293824",
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      {
        "name": "SAN DIEGO UNIF SD-C-3",
        "value": "3074820.89",
        "weight": "0.00286164",
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      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Series 2017 B, RB",
        "value": "3023047.89",
        "weight": "0.00281346",
        "shared": true
      },
      {
        "name": "Fremont Union High School District, Series 2019 A, GO Bonds",
        "value": "3002872.20",
        "weight": "0.00279468",
        "shared": false
      },
      {
        "name": "SAN JOAQUIN TRANS-A",
        "value": "2868284.05",
        "weight": "0.00266943",
        "shared": false
      },
      {
        "name": "San Diego Community College District, Series A-1",
        "value": "2864555.23",
        "weight": "0.00266596",
        "shared": true
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      {
        "name": "Mt. San Antonio Community College District (Election of 2008), Series 2019 A, GO Bonds",
        "value": "2855757.55",
        "weight": "0.00265777",
        "shared": false
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      {
        "name": "FOLSOM CORDOVA USD-D",
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        "weight": "0.00265071",
        "shared": false
      },
      {
        "name": "San Francisco Community College District (Election of 2020), Series 2020 A, GO Bonds",
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        "weight": "0.00263420",
        "shared": false
      },
      {
        "name": "CA ST PUB WKS BRD-A",
        "value": "2802994.18",
        "weight": "0.00260866",
        "shared": false
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      {
        "name": "Municipal Improvement Corp. of Los Angeles, Series A",
        "value": "2775429.00",
        "weight": "0.00258301",
        "shared": false
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      {
        "name": "Oxnard Union High School District, Ventura County, California, General Obligation Bonds, Election 2018 Series 2022C",
        "value": "2760899.32",
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      {
        "name": "SAN FRANCISCO W 5.25% 11/1/2055",
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        "shared": true
      },
      {
        "name": "State of California, Series 2024",
        "value": "2709535.21",
        "weight": "0.00252168",
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      },
      {
        "name": "SAN DIEGO USD A-3",
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      },
      {
        "name": "SAN MARCOS USD-A",
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      {
        "name": "California (State of) Health Facilities Financing Authority (Stanford Health Care), Series 2020 A, Ref. RB",
        "value": "2693810.08",
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      },
      {
        "name": "STHRN CA PUB PWR AUTH",
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      },
      {
        "name": "STATE OF CALIFORNIA",
        "value": "2679047.48",
        "weight": "0.00249331",
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      {
        "name": "UNIV OF CA -REF-O",
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    "b_top": [
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      {
        "name": "LOS ANGELES UNIF SD-A",
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      {
        "name": "LOS ANGELES UNIF SD-A",
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      {
        "name": "CA ST UNIV TRUSTEES-A",
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      {
        "name": "State of California 5.00% 03/01/2055",
        "value": "17280467.21",
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      },
      {
        "name": "San Francisco City & County Airport Comm-San Francisco International Airport",
        "value": "17000000.00",
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      {
        "name": "Orange County Water District, Series 2003A",
        "value": "16500000.00",
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      {
        "name": "University of California, Series 2025BZ",
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      {
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      {
        "name": "E CO AWP JT PWRS-A-1",
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      {
        "name": "Bay Area Toll Authority, Series 2023 A, VRD Ref. RB",
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      },
      {
        "name": "STATE OF CALIFORNIA 4.0% 09-01-43",
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      {
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        "name": "Toll Road Sr Lien Refunding RB Series 2021A",
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      {
        "name": "SAN FRANCISCO PUB UTI",
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      {
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      {
        "name": "Los Angeles Community College District, Series F",
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        "name": "San Diego Unified School District, Series 2023G-3",
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      {
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      {
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      {
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      },
      {
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      {
        "name": "Anaheim Housing & Public Improvements Authority, Series 2024-A",
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      },
      {
        "name": "STATE OF CALIFORNIA",
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      {
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      },
      {
        "name": "Los Angeles Community College District, Series D",
        "value": "10903481.44",
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      },
      {
        "name": "University of California, Series 2026 CF",
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      },
      {
        "name": "STATE OF CALIFORNIA 4.0% 09-01-29",
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      {
        "name": "LOS ANGELES DEPT -D",
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      },
      {
        "name": "State of California, Series 2024",
        "value": "10311166.42",
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      {
        "name": "Coast Community College District, Series 2017D",
        "value": "10269374.25",
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      },
      {
        "name": "OAKLAND USD-REF",
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      },
      {
        "name": "Mt. San Antonio Community College District, Series 2024D",
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      },
      {
        "name": "State of California",
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      },
      {
        "name": "STHRN CALIFORNIA ST",
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      {
        "name": "SAN FRANCISCO PUB-A",
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      {
        "name": "San Joaquin Hills Transportation Corridor Agency, Series 2021 A, Ref. RB",
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      },
      {
        "name": "University of California, Series 2026 CE",
        "value": "9811267.20",
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      {
        "name": "State of California",
        "value": "9807571.16",
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      {
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      },
      {
        "name": "FOOTHILL ESTRN TRANSPRTN CORRIDOR AGY CA TOLL ROAD REVENUE",
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      },
      {
        "name": "State of California",
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      },
      {
        "name": "El Camino Community College District Fountation (The), Series 2012C",
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      },
      {
        "name": "Palo Alto Unified School District, Series 2025",
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      },
      {
        "name": "Los Angeles (City of), CA, Series 2025, RN",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001378872-26-000865",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1378872/000137887226000865/0001378872-26-000865-index.htm"
    },
    {
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      "accession_no": "0002071691-26-008204",
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      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126008204/0002071691-26-008204-index.htm"
    }
  ]
}