{
  "page": "compare",
  "query": {
    "a": "DMBZX",
    "b": "DHMBX"
  },
  "retrieved_at": "2026-07-07T18:31:33+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": "DMBZX",
    "slug": "DMBZX",
    "series_id": "S000000090",
    "html_url": "https://fundwatcher.app/funds/DMBZX/"
  },
  "fund_b": {
    "name": "BNY Mellon High Yield Municipal Bond Fund",
    "ticker": "DHMBX",
    "slug": "DHMBX",
    "series_id": "S000002850",
    "html_url": "https://fundwatcher.app/funds/DHMBX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1346602003642061831248687869",
    "coverage_b_by_a": "0.1346602003642061831248687870",
    "shared_count": 32,
    "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": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL REGD B/E 5.25000000",
        "value": "5227020.00",
        "weight": "0.01205114",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE   TUNNEL TRBTRN 05/52 FIXED 5.25",
        "value": "5192913.00",
        "weight": "0.01197251",
        "shared": false
      },
      {
        "name": "County of Clark NV 5.00% 06/01/2043",
        "value": "5146417.50",
        "weight": "0.01186531",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "New York Transportation Development Corp., Series 2025, RB",
        "value": "4858972.20",
        "weight": "0.01120259",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "name": "W VIRGINIA HOSP FIN-A",
        "value": "3720068.80",
        "weight": "0.00857679",
        "shared": false
      },
      {
        "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",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "3334360.06",
        "weight": "0.00768752",
        "shared": false
      },
      {
        "name": "Wisconsin (State of) Health & Educational Facilities Authority (Unitypoint Health), Series 2020 A, RB",
        "value": "3327924.11",
        "weight": "0.00767269",
        "shared": false
      },
      {
        "name": "District of Columbia, Series 2022 A, RB",
        "value": "3217805.40",
        "weight": "0.00741880",
        "shared": false
      },
      {
        "name": "UNIV OF CINCINNATI OH RECPTS",
        "value": "3165253.50",
        "weight": "0.00729764",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2025B",
        "value": "3146417.70",
        "weight": "0.00725421",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "WA KINUTL 01/01/2042",
        "value": "3000000.00",
        "weight": "0.00691664",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "name": "ALLENTOWN PA NEIGHBORHOOD IMPT ZONE DEV AUTH TAX REVENUE",
        "value": "2843756.58",
        "weight": "0.00655642",
        "shared": false
      },
      {
        "name": "Maricopa County Industrial Development Authority, Series 2018 A",
        "value": "2830499.93",
        "weight": "0.00652585",
        "shared": true
      },
      {
        "name": "PORT OF SEATTLE WA REVENUE PORT OF SEATTLE WA",
        "value": "2749104.50",
        "weight": "0.00633819",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "2631044.00",
        "weight": "0.00606600",
        "shared": false
      },
      {
        "name": "Allegheny County Higher Education Building Authority",
        "value": "2625989.25",
        "weight": "0.00605434",
        "shared": false
      },
      {
        "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": false
      },
      {
        "name": "MMBUTL 5 09/1/2047",
        "value": "2521139.75",
        "weight": "0.00581261",
        "shared": false
      },
      {
        "name": "MD MDSDEV 5.25 06/30/2055",
        "value": "2473726.11",
        "weight": "0.00570329",
        "shared": false
      },
      {
        "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": true
      },
      {
        "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": "NEW YORK ST CONVENTION CENTER DEV CORP REVENUE",
        "value": "5168181.35",
        "weight": "0.02844040",
        "shared": false
      },
      {
        "name": "VIRGINIA ST SMALL BUSINESS FIN REGD B/E AMT 4.00000000",
        "value": "4001375.70",
        "weight": "0.02201950",
        "shared": false
      },
      {
        "name": "MWAA DULLES TOL 4% 10/1/2049",
        "value": "3658167.58",
        "weight": "0.02013083",
        "shared": true
      },
      {
        "name": "BROOKHAVEN GA D(CHILD HLTH ATL) 4% 7/1/44",
        "value": "3418454.69",
        "weight": "0.01881169",
        "shared": false
      },
      {
        "name": "WA ST CONVENTION-B",
        "value": "3418398.80",
        "weight": "0.01881138",
        "shared": true
      },
      {
        "name": "NORTH CAROLINA ST MED CARE COM REGD B/E 4.00000000",
        "value": "3392006.40",
        "weight": "0.01866615",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "3271127.70",
        "weight": "0.01800095",
        "shared": true
      },
      {
        "name": "OH BUCGEN 5 06/01/2055",
        "value": "3184038.55",
        "weight": "0.01752170",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD ZCP OID B/E 0.00000000",
        "value": "3134544.70",
        "weight": "0.01724934",
        "shared": false
      },
      {
        "name": "DOMINION WTR   SANTN DIST CO R DOMWTR 12/52 FIXED 5.875",
        "value": "2823274.85",
        "weight": "0.01553643",
        "shared": false
      },
      {
        "name": "METROPOLITAN TRANSPORTATION AUTHORITY (TOBS)",
        "value": "2779750.50",
        "weight": "0.01529691",
        "shared": false
      },
      {
        "name": "UNITED STATES STEEL CORP 5.7% 05-01-53",
        "value": "2709847.60",
        "weight": "0.01491224",
        "shared": true
      },
      {
        "name": "CO ST HLTH FACS AUTH",
        "value": "2482844.65",
        "weight": "0.01366305",
        "shared": false
      },
      {
        "name": "SOUTH DAKOTA ST HLTH & EDUCTNL REGD B/E 5.00000000",
        "value": "2419126.20",
        "weight": "0.01331241",
        "shared": false
      },
      {
        "name": "Maricopa County Industrial Development Authority, Series 2018 A",
        "value": "2324148.53",
        "weight": "0.01278975",
        "shared": true
      },
      {
        "name": "DETROIT MI DOWNTOWN DEV AUTH T REGD B/E 5.00000000",
        "value": "2318821.52",
        "weight": "0.01276043",
        "shared": true
      },
      {
        "name": "ST LOUIS M 4.75% 11/15/2047",
        "value": "2211286.75",
        "weight": "0.01216867",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA-AMERICAN WATER CO (MPT) 2.45% 12-01-39",
        "value": "2131625.57",
        "weight": "0.01173030",
        "shared": true
      },
      {
        "name": "NTHRN TOBACCO -A -REF",
        "value": "2110410.25",
        "weight": "0.01161355",
        "shared": false
      },
      {
        "name": "California Municipal Finance Authority",
        "value": "2085835.40",
        "weight": "0.01147831",
        "shared": false
      },
      {
        "name": "TX PRIVATE ACTIVITY",
        "value": "2077027.00",
        "weight": "0.01142984",
        "shared": false
      },
      {
        "name": "GTR ORLANDO FL AVIATN",
        "value": "2069377.25",
        "weight": "0.01138774",
        "shared": false
      },
      {
        "name": "CHIEDU 5 12/1/2036",
        "value": "2002718.20",
        "weight": "0.01102092",
        "shared": false
      },
      {
        "name": "Seminole County Industrial Development Authority, Legacy Pointe at UCF Project, Series 2019A",
        "value": "1935861.00",
        "weight": "0.01065301",
        "shared": false
      },
      {
        "name": "District of Columbia, Series 2017 A",
        "value": "1868550.20",
        "weight": "0.01028260",
        "shared": false
      },
      {
        "name": "MUNI ELEC AUTH OF GEORGIA REGD B/E 5.00000000",
        "value": "1842234.74",
        "weight": "0.01013778",
        "shared": false
      },
      {
        "name": "NOVELIS CORP (MPT) 5.0% 06-01-55",
        "value": "1833057.10",
        "weight": "0.01008728",
        "shared": true
      },
      {
        "name": "WA ST HSG FIN -A-1",
        "value": "1817500.44",
        "weight": "0.01000167",
        "shared": true
      },
      {
        "name": "PUBLIC FIN AUTH WI STUDENT HSG REVENUE",
        "value": "1771206.84",
        "weight": "0.00974692",
        "shared": false
      },
      {
        "name": "TEMPE LIFE CARE VILLAGE OBLIGATED GROUP 4.0% 12-01-46",
        "value": "1766285.80",
        "weight": "0.00971984",
        "shared": false
      },
      {
        "name": "UT HSRFAC 6.25 12/01/2055",
        "value": "1722468.83",
        "weight": "0.00947871",
        "shared": false
      },
      {
        "name": "Westchester County Local Development Corp. (Purchase Senior Learning Community, Inc.), Series 2021, Ref. RB",
        "value": "1660827.92",
        "weight": "0.00913950",
        "shared": true
      },
      {
        "name": "WI PUBGEN 5 04/01/2050",
        "value": "1658723.15",
        "weight": "0.00912792",
        "shared": false
      },
      {
        "name": "Rampart Range Metropolitan District No. 5, Series 2021, RB",
        "value": "1633869.80",
        "weight": "0.00899115",
        "shared": false
      },
      {
        "name": "WASHINGTON ST HSG FIN COMMISSI REGD B/E 5.00000000",
        "value": "1632696.74",
        "weight": "0.00898470",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 6% 6/30/2060",
        "value": "1623268.50",
        "weight": "0.00893282",
        "shared": false
      },
      {
        "name": "California (State of) County Tobacco Securitization Agency (Los Angeles County Securitization Corp.), Series 2020 A, Ref. RB",
        "value": "1609744.67",
        "weight": "0.00885839",
        "shared": false
      },
      {
        "name": "Lowell, Massachusetts, Collegiate Charter School Revenue Bonds, Series 2019",
        "value": "1609304.73",
        "weight": "0.00885597",
        "shared": false
      },
      {
        "name": "NY BUIGEN 5 06/01/2036",
        "value": "1597267.05",
        "weight": "0.00878973",
        "shared": false
      },
      {
        "name": "ILLINOIS FIN AUTH SURFACE FREI REGD V/R B/E AMT 4.80000000",
        "value": "1575765.75",
        "weight": "0.00867141",
        "shared": false
      },
      {
        "name": "RIZONA INDL DEV 5% 7/15/2049",
        "value": "1549133.13",
        "weight": "0.00852485",
        "shared": false
      },
      {
        "name": "Louisiana (State of) Public Facilities Authority (I-10 Calcasieu River Bridge), Series 2024, RB",
        "value": "1541471.65",
        "weight": "0.00848269",
        "shared": false
      },
      {
        "name": "Harbor Point Infrastructure Improvement District, Series 2017",
        "value": "1522669.20",
        "weight": "0.00837922",
        "shared": false
      },
      {
        "name": "TJH SENIOR LIVING LLC OBLIGATED GROUP 6.375% 10-01-45",
        "value": "1520315.72",
        "weight": "0.00836627",
        "shared": false
      },
      {
        "name": "RENO NV SALES TAX REVENUE RENGEN 07/58 ZEROCPNOID 0",
        "value": "1504378.20",
        "weight": "0.00827856",
        "shared": false
      },
      {
        "name": "OU MEDICINE OBLIGATED GROUP 5.5% 08-15-57",
        "value": "1502998.35",
        "weight": "0.00827097",
        "shared": true
      },
      {
        "name": "SUN HEALTH SERVICES OBLIGATED GROUP 5.0% 11-15-54",
        "value": "1471894.50",
        "weight": "0.00809981",
        "shared": true
      },
      {
        "name": "SAN ANTONI TX 4% 4/1/2051",
        "value": "1436242.68",
        "weight": "0.00790362",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 5.00000000",
        "value": "1410952.35",
        "weight": "0.00776444",
        "shared": false
      },
      {
        "name": "NY BUIGEN 7 12/15/2065",
        "value": "1406047.30",
        "weight": "0.00773745",
        "shared": false
      }
    ]
  },
  "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": "0000940400-26-014641",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/878092/000094040026014641/0000940400-26-014641-index.htm"
    }
  ]
}