{
  "page": "compare",
  "query": {
    "a": "DMBVX",
    "b": "DMUAX"
  },
  "retrieved_at": "2026-07-07T16:20:36+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": "BNY Mellon Opportunistic Municipal Securities Fund",
    "ticker": "DMBVX",
    "slug": "DMBVX",
    "series_id": "S000000090",
    "html_url": "https://fundwatcher.app/funds/DMBVX/"
  },
  "fund_b": {
    "name": "BNY Mellon AMT-Free Municipal Bond Fund",
    "ticker": "DMUAX",
    "slug": "DMUAX",
    "series_id": "S000000330",
    "html_url": "https://fundwatcher.app/funds/DMUAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.3998215855984189946362088664",
    "coverage_b_by_a": "0.3998215855984189946362088665",
    "shared_count": 154,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "NY ST URBAN DEV-A",
        "value": "10277370.00",
        "weight": "0.02369496",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "8689453.60",
        "weight": "0.02003395",
        "shared": true
      },
      {
        "name": "BUCKEYE TOBACCO SETTLEMENT FIN BUCGEN 06/48 FIXED 4",
        "value": "6327602.30",
        "weight": "0.01458859",
        "shared": true
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL REGD B/E 5.25000000",
        "value": "5227020.00",
        "weight": "0.01205114",
        "shared": true
      },
      {
        "name": "TRIBOROUGH NY BRIDGE   TUNNEL TRBTRN 05/52 FIXED 5.25",
        "value": "5192913.00",
        "weight": "0.01197251",
        "shared": true
      },
      {
        "name": "County of Clark NV 5.00% 06/01/2043",
        "value": "5146417.50",
        "weight": "0.01186531",
        "shared": true
      },
      {
        "name": "UNITED STATES STEEL CORP 5.7% 05-01-53",
        "value": "4880788.32",
        "weight": "0.01125289",
        "shared": true
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024A-1",
        "value": "4865910.75",
        "weight": "0.01121859",
        "shared": true
      },
      {
        "name": "New York Transportation Development Corp., Series 2025, RB",
        "value": "4858972.20",
        "weight": "0.01120259",
        "shared": true
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "4601995.20",
        "weight": "0.01061012",
        "shared": false
      },
      {
        "name": "California Municipal Finance Authority",
        "value": "4502316.62",
        "weight": "0.01038030",
        "shared": false
      },
      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
        "value": "4460744.75",
        "weight": "0.01028446",
        "shared": true
      },
      {
        "name": "MI STRAT FND 5% 6/30/2033 @",
        "value": "4055191.53",
        "weight": "0.00934944",
        "shared": false
      },
      {
        "name": "NATGASOLINE LLC 4.625% 10-01-31",
        "value": "3889564.19",
        "weight": "0.00896757",
        "shared": true
      },
      {
        "name": "W VIRGINIA HOSP FIN-A",
        "value": "3720068.80",
        "weight": "0.00857679",
        "shared": true
      },
      {
        "name": "UNITED AIRLINES INC 4.0% 07-15-29",
        "value": "3707997.09",
        "weight": "0.00854896",
        "shared": false
      },
      {
        "name": "Montgomery (County of), PA Industrial Development Authority (ACTS Retirement-Life Communities, Inc.), Series 2016, Ref. RB",
        "value": "3540672.10",
        "weight": "0.00816319",
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      },
      {
        "name": "Love Field Airport Modernization Corp",
        "value": "3503981.25",
        "weight": "0.00807859",
        "shared": false
      },
      {
        "name": "Port of Portland, Series 29",
        "value": "3408242.50",
        "weight": "0.00785786",
        "shared": true
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "3334360.06",
        "weight": "0.00768752",
        "shared": true
      },
      {
        "name": "Wisconsin (State of) Health & Educational Facilities Authority (Unitypoint Health), Series 2020 A, RB",
        "value": "3327924.11",
        "weight": "0.00767269",
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      },
      {
        "name": "District of Columbia, Series 2022 A, RB",
        "value": "3217805.40",
        "weight": "0.00741880",
        "shared": false
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      {
        "name": "UNIV OF CINCINNATI OH RECPTS",
        "value": "3165253.50",
        "weight": "0.00729764",
        "shared": true
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2025B",
        "value": "3146417.70",
        "weight": "0.00725421",
        "shared": true
      },
      {
        "name": "DENVER CITY & CNTY CO ARPT REV REGD B/E AMT 5.50000000",
        "value": "3135453.60",
        "weight": "0.00722894",
        "shared": false
      },
      {
        "name": "GEORGETOWN-REV",
        "value": "3104963.10",
        "weight": "0.00715864",
        "shared": false
      },
      {
        "name": "PIEDMONT MUNI PWR AGY",
        "value": "3099884.10",
        "weight": "0.00714693",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission Oil Franchise Tax Revenue",
        "value": "3068079.60",
        "weight": "0.00707360",
        "shared": true
      },
      {
        "name": "WA KINUTL 01/01/2042",
        "value": "3000000.00",
        "weight": "0.00691664",
        "shared": true
      },
      {
        "name": "DETROIT MI DOWNTOWN DEV AUTH T REGD B/E 5.00000000",
        "value": "2981892.44",
        "weight": "0.00687489",
        "shared": true
      },
      {
        "name": "PUBLIC FIN AUTH WI POLL CONTRO PUBPOL 10/46 ADJUSTABLE VAR",
        "value": "2948487.26",
        "weight": "0.00679788",
        "shared": true
      },
      {
        "name": "WASHINGTON ST- B",
        "value": "2924946.09",
        "weight": "0.00674360",
        "shared": false
      },
      {
        "name": "Palm Beach (County of), FL Health Facilities Authority (Baptist Health South Florida), Series 2019, RB",
        "value": "2919778.12",
        "weight": "0.00673169",
        "shared": true
      },
      {
        "name": "ALLENTOWN PA NEIGHBORHOOD IMPT ZONE DEV AUTH TAX REVENUE",
        "value": "2843756.58",
        "weight": "0.00655642",
        "shared": true
      },
      {
        "name": "Maricopa County Industrial Development Authority, Series 2018 A",
        "value": "2830499.93",
        "weight": "0.00652585",
        "shared": false
      },
      {
        "name": "PORT OF SEATTLE WA REVENUE PORT OF SEATTLE WA",
        "value": "2749104.50",
        "weight": "0.00633819",
        "shared": true
      },
      {
        "name": "Dallas Fort Worth International Airport, Series 2022B",
        "value": "2731235.75",
        "weight": "0.00629699",
        "shared": false
      },
      {
        "name": "CLIFTON TX HGR EDU FIN CORP EDU REVENUE",
        "value": "2656162.88",
        "weight": "0.00612391",
        "shared": true
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "2631044.00",
        "weight": "0.00606600",
        "shared": true
      },
      {
        "name": "Allegheny County Higher Education Building Authority",
        "value": "2625989.25",
        "weight": "0.00605434",
        "shared": true
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL AUTH SALES TAX REVENUE",
        "value": "2595962.50",
        "weight": "0.00598511",
        "shared": false
      },
      {
        "name": "LOS ANGELES-E-REF",
        "value": "2547974.66",
        "weight": "0.00587448",
        "shared": false
      },
      {
        "name": "Louisiana (State of) Public Facilities Authority (I-10 Calcasieu River Bridge), Series 2024, RB",
        "value": "2535000.00",
        "weight": "0.00584456",
        "shared": true
      },
      {
        "name": "MMBUTL 5 09/1/2047",
        "value": "2521139.75",
        "weight": "0.00581261",
        "shared": true
      },
      {
        "name": "MD MDSDEV 5.25 06/30/2055",
        "value": "2473726.11",
        "weight": "0.00570329",
        "shared": true
      },
      {
        "name": "BASIS SCHOOLS INC OBLIGATED GROUP 5.375% 07-01-50",
        "value": "2471512.75",
        "weight": "0.00569819",
        "shared": false
      },
      {
        "name": "FLORIDA ST LOCAL GOVT FIN COMMISSION EDUCTNL FACS REVENUE",
        "value": "2401977.63",
        "weight": "0.00553787",
        "shared": false
      },
      {
        "name": "FL ST DFC(BRIGHTLINE FL)/AGM 5.25% 7/1/53@",
        "value": "2374245.00",
        "weight": "0.00547393",
        "shared": true
      },
      {
        "name": "Wisconsin (State of) Public Finance Authority, Series 2023, RB",
        "value": "2320174.29",
        "weight": "0.00534927",
        "shared": true
      },
      {
        "name": "IOWA ST FIN AUTH REVENUE REGD B/E 7.25000000",
        "value": "2308612.40",
        "weight": "0.00532261",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "37072780.60",
        "weight": "0.01958326",
        "shared": true
      },
      {
        "name": "Pennsylvania Turnpike Commission Oil Franchise Tax Revenue",
        "value": "22581449.27",
        "weight": "0.01192839",
        "shared": true
      },
      {
        "name": "Jefferson (County of), AL, Series 2024, Ref. Revenue Wts.",
        "value": "22280710.20",
        "weight": "0.01176952",
        "shared": true
      },
      {
        "name": "TEXAS ST MUNI GAS ACQUISITION& TEXAS MUNICIPAL GAS ACQUISITION & SUPPLY CORP IV",
        "value": "19556166.03",
        "weight": "0.01033032",
        "shared": true
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024A-1",
        "value": "17499784.86",
        "weight": "0.00924406",
        "shared": true
      },
      {
        "name": "MAIN STR NAT GA 4% 3/1/2050",
        "value": "17101469.60",
        "weight": "0.00903365",
        "shared": true
      },
      {
        "name": "New York Transportation Development Corp., Series 2025, RB",
        "value": "16809539.20",
        "weight": "0.00887944",
        "shared": true
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "14415286.86",
        "weight": "0.00761471",
        "shared": true
      },
      {
        "name": "BUCKEYE TOBACCO SETTLEMENT FIN BUCGEN 06/48 FIXED 4",
        "value": "13908724.80",
        "weight": "0.00734712",
        "shared": true
      },
      {
        "name": "Port of Portland, Series 29",
        "value": "12399729.18",
        "weight": "0.00655001",
        "shared": true
      },
      {
        "name": "W VIRGINIA HOSP FIN-A",
        "value": "11828390.20",
        "weight": "0.00624821",
        "shared": true
      },
      {
        "name": "Wisconsin (State of) Health & Educational Facilities Authority (Unitypoint Health), Series 2020 A, RB",
        "value": "11570181.35",
        "weight": "0.00611181",
        "shared": true
      },
      {
        "name": "OKLAHOMA ST CAPITOL IMPT AUTH ST HIGHWAY CAP IMPT REVENUE",
        "value": "11189589.27",
        "weight": "0.00591077",
        "shared": false
      },
      {
        "name": "Wisconsin (State of) Public Finance Authority, Series 2023, RB",
        "value": "11119374.83",
        "weight": "0.00587368",
        "shared": true
      },
      {
        "name": "PORT OF SEATTLE WA REVENUE PORT OF SEATTLE WA",
        "value": "11113270.00",
        "weight": "0.00587046",
        "shared": true
      },
      {
        "name": "Palm Beach (County of), FL Health Facilities Authority (Baptist Health South Florida), Series 2019, RB",
        "value": "11053588.03",
        "weight": "0.00583893",
        "shared": true
      },
      {
        "name": "UT HSRFAC 6.25 12/01/2055",
        "value": "10626075.90",
        "weight": "0.00561310",
        "shared": false
      },
      {
        "name": "Sales Tax Securitization Corp., Series 2020A",
        "value": "10439030.70",
        "weight": "0.00551430",
        "shared": false
      },
      {
        "name": "FL ST DFC(BRIGHTLINE FL)/AGM 5.25% 7/1/53@",
        "value": "10212347.14",
        "weight": "0.00539455",
        "shared": true
      },
      {
        "name": "MD MDSDEV 5.25 06/30/2055",
        "value": "10196899.65",
        "weight": "0.00538639",
        "shared": true
      },
      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE",
        "value": "10181073.24",
        "weight": "0.00537803",
        "shared": true
      },
      {
        "name": "Allegheny County Higher Education Building Authority",
        "value": "10121625.92",
        "weight": "0.00534663",
        "shared": true
      },
      {
        "name": "CHICAGO BRD ED-B-REF",
        "value": "9934709.40",
        "weight": "0.00524789",
        "shared": true
      },
      {
        "name": "Birmingham-Jefferson Civic Center Authority",
        "value": "9701095.69",
        "weight": "0.00512449",
        "shared": true
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2025B",
        "value": "9596825.10",
        "weight": "0.00506941",
        "shared": true
      },
      {
        "name": "NY BUIGEN 5 06/01/2036",
        "value": "9317391.13",
        "weight": "0.00492180",
        "shared": false
      },
      {
        "name": "Montgomery (County of), PA Industrial Development Authority (ACTS Retirement-Life Communities, Inc.), Series 2016, Ref. RB",
        "value": "9304261.76",
        "weight": "0.00491487",
        "shared": true
      },
      {
        "name": "PUBLIC FIN AUTH WI POLL CONTRO REGD V/R B/E 3.70000000",
        "value": "9209404.05",
        "weight": "0.00486476",
        "shared": false
      },
      {
        "name": "MIAMI-DADE WTSW 4% 10/1/49",
        "value": "9015591.00",
        "weight": "0.00476238",
        "shared": false
      },
      {
        "name": "AZ INDL DEV AUTH -A",
        "value": "8879976.00",
        "weight": "0.00469074",
        "shared": false
      },
      {
        "name": "WI PUBGEN 6 11/15/2045",
        "value": "8825530.64",
        "weight": "0.00466198",
        "shared": true
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL AUTH REVENUES",
        "value": "8786235.80",
        "weight": "0.00464123",
        "shared": false
      },
      {
        "name": "MUNI ELEC AUTH OF GA",
        "value": "8651032.80",
        "weight": "0.00456981",
        "shared": true
      },
      {
        "name": "California Municipal Finance Authority",
        "value": "8463277.14",
        "weight": "0.00447063",
        "shared": false
      },
      {
        "name": "State of Illinois Sales Tax Revenue, Series 2025, RB",
        "value": "7962396.00",
        "weight": "0.00420604",
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      },
      {
        "name": "MICHIGAN ST FIN AUTH",
        "value": "7860130.05",
        "weight": "0.00415202",
        "shared": false
      },
      {
        "name": "LOS ANGELES DEPT-C",
        "value": "7845251.04",
        "weight": "0.00414416",
        "shared": true
      },
      {
        "name": "MANSFIELD TX INDEP SCH DIST",
        "value": "7834212.00",
        "weight": "0.00413833",
        "shared": false
      },
      {
        "name": "COLORADO ST HLTH FACS",
        "value": "7752590.62",
        "weight": "0.00409522",
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      },
      {
        "name": "Black Belt Energy Gas District, Series D",
        "value": "7695085.88",
        "weight": "0.00406484",
        "shared": false
      },
      {
        "name": "PWR CNTY ID INDL DEV CORP SOL WST DISP REVENUE",
        "value": "7653736.34",
        "weight": "0.00404300",
        "shared": false
      },
      {
        "name": "City of Chicago IL Waterworks Revenue, Series 2024, RB",
        "value": "7543877.07",
        "weight": "0.00398496",
        "shared": true
      },
      {
        "name": "NY ST THRUWAY AUTH-B",
        "value": "7508509.83",
        "weight": "0.00396628",
        "shared": false
      },
      {
        "name": "Philadelphia Authority for Industrial Development",
        "value": "7475153.80",
        "weight": "0.00394866",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL AUTH PAYROLL MOBILITY TAX",
        "value": "7454042.00",
        "weight": "0.00393751",
        "shared": false
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "7431435.26",
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        "shared": true
      },
      {
        "name": "PUBLIC FIN AUTH WI REVENUE REGD ZCP OID B/E 0.00000000",
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        "shared": true
      },
      {
        "name": "NASHVILLE ETC CO MET",
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        "weight": "0.00382811",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission, Series 2024, RB",
        "value": "7213933.35",
        "weight": "0.00381068",
        "shared": true
      },
      {
        "name": "Chicago O'Hare International Airport",
        "value": "7199697.86",
        "weight": "0.00380316",
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      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-011330",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/797923/000094040026011330/0000940400-26-011330-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-014651",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/878092/000094040026014651/0000940400-26-014651-index.htm"
    }
  ]
}