{
  "page": "compare",
  "query": {
    "a": "DIMIX",
    "b": "FSMB"
  },
  "retrieved_at": "2026-07-07T14:17:34+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 Short Term Municipal Bond Fund",
    "ticker": "DIMIX",
    "slug": "DIMIX",
    "series_id": "S000000094",
    "html_url": "https://fundwatcher.app/funds/DIMIX/"
  },
  "fund_b": {
    "name": "First Trust Short Duration Managed Municipal ETF",
    "ticker": "FSMB",
    "slug": "FSMB",
    "series_id": "S000063445",
    "html_url": "https://fundwatcher.app/funds/FSMB/"
  },
  "overlap": {
    "coverage_a_by_b": "0.03541389782800095668185273563",
    "coverage_b_by_a": "0.03541389782800095668185273563",
    "shared_count": 11,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-04-30"
    },
    "a_top": [
      {
        "name": "IN FIN HSR 5% MT",
        "value": "3084767.80",
        "weight": "0.02400849",
        "shared": false
      },
      {
        "name": "Pennsylvania Higher Education Assistance Agency",
        "value": "3082604.88",
        "weight": "0.02399165",
        "shared": false
      },
      {
        "name": "Piedmont Municipal Power Agency, Series 2021B",
        "value": "3051009.30",
        "weight": "0.02374575",
        "shared": false
      },
      {
        "name": "PEFA INC VAR",
        "value": "2735598.43",
        "weight": "0.02129093",
        "shared": true
      },
      {
        "name": "EQUITABLE SCHOOL REVOLVING FUND LLC OBLIGATED GROUP 5.0% 11-01-28",
        "value": "2671675.53",
        "weight": "0.02079342",
        "shared": false
      },
      {
        "name": "Mid-Bay Bridge Authority",
        "value": "2549180.69",
        "weight": "0.01984006",
        "shared": false
      },
      {
        "name": "WA KINUTL 01/01/2042",
        "value": "2500000.00",
        "weight": "0.01945729",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "2388461.85",
        "weight": "0.01858920",
        "shared": false
      },
      {
        "name": "North Carolina Medical Care Commission",
        "value": "2185639.82",
        "weight": "0.01701065",
        "shared": false
      },
      {
        "name": "Nashville (City of) & Davidson (County of), TN Metropolitan Government Health & Educational Facilities Board (The) (Vanderbilt Univ Medical Center)",
        "value": "2165383.94",
        "weight": "0.01685300",
        "shared": false
      },
      {
        "name": "WISCONSIN ST HLTH & EDUCTNL FA WISCONSIN HEALTH & EDUCATIONAL FACILITIES AUTHORIT",
        "value": "2159364.80",
        "weight": "0.01680615",
        "shared": false
      },
      {
        "name": "CLIFTON TX HGR EDU FIN CORP EDU REVENUE",
        "value": "2139923.60",
        "weight": "0.01665484",
        "shared": false
      },
      {
        "name": "Connecticut State Health & Educational Facilities Authority",
        "value": "2134794.80",
        "weight": "0.01661493",
        "shared": false
      },
      {
        "name": "Miami-Dade County, Florida, Seaport Revenue Bonds, Refunding Series 2022A",
        "value": "2120767.11",
        "weight": "0.01650575",
        "shared": false
      },
      {
        "name": "RESTRUCTURED-SER A1",
        "value": "2038828.00",
        "weight": "0.01586803",
        "shared": false
      },
      {
        "name": "LANSING MI WTR 2% MT",
        "value": "1998356.00",
        "weight": "0.01555304",
        "shared": false
      },
      {
        "name": "CA ST UNIV-B2",
        "value": "1972048.00",
        "weight": "0.01534828",
        "shared": false
      },
      {
        "name": "Central Puget Sound Regional Transit Authority",
        "value": "1781112.65",
        "weight": "0.01386225",
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      },
      {
        "name": "TOBACCO SETTLEMENT FING CORP NJ",
        "value": "1736281.97",
        "weight": "0.01351334",
        "shared": false
      },
      {
        "name": "CHICAGO PK DT-C-REF",
        "value": "1694982.40",
        "weight": "0.01319190",
        "shared": false
      },
      {
        "name": "LEE INDL DEV-2019A-1",
        "value": "1687572.80",
        "weight": "0.01313424",
        "shared": false
      },
      {
        "name": "LOS ANGELES DEPT-D",
        "value": "1568414.25",
        "weight": "0.01220684",
        "shared": false
      },
      {
        "name": "Clifton Higher Education Finance Corp",
        "value": "1547929.81",
        "weight": "0.01204741",
        "shared": false
      },
      {
        "name": "New York Transportation Development Corp., Series 2018",
        "value": "1544853.75",
        "weight": "0.01202347",
        "shared": false
      },
      {
        "name": "MD CMNTY DEV-D-2",
        "value": "1516740.15",
        "weight": "0.01180466",
        "shared": true
      },
      {
        "name": "PA CHEDEV 5 03/01/2027",
        "value": "1507401.15",
        "weight": "0.01173198",
        "shared": true
      },
      {
        "name": "NY BUIGEN 5 12/15/2031",
        "value": "1478582.25",
        "weight": "0.01150768",
        "shared": true
      },
      {
        "name": "Pennsylvania Housing Finance Agency",
        "value": "1476334.45",
        "weight": "0.01149019",
        "shared": false
      },
      {
        "name": "ME MESHSG 2.75 11/15/2029",
        "value": "1396144.07",
        "weight": "0.01086607",
        "shared": false
      },
      {
        "name": "Humboldt (County of), NV, Series 2016, Ref. RB",
        "value": "1393853.68",
        "weight": "0.01084824",
        "shared": false
      },
      {
        "name": "Chandler Industrial Development Authority, Series 2019",
        "value": "1362582.11",
        "weight": "0.01060486",
        "shared": false
      },
      {
        "name": "NJ STUD LOAN 5% 12/1/2028 @",
        "value": "1360662.68",
        "weight": "0.01058992",
        "shared": false
      },
      {
        "name": "NJ STUD LOAN 5% 12/1/2027 @",
        "value": "1340641.51",
        "weight": "0.01043410",
        "shared": false
      },
      {
        "name": "UNITED AIRLINES INC 4.0% 07-15-29",
        "value": "1289726.10",
        "weight": "0.01003783",
        "shared": true
      },
      {
        "name": "AMERICAN SAMOA-REF-A",
        "value": "1241582.28",
        "weight": "0.00966313",
        "shared": false
      },
      {
        "name": "Arlington Higher Education Finance Corp",
        "value": "1181255.31",
        "weight": "0.00919361",
        "shared": false
      },
      {
        "name": "North East Texas Regional Mobility Authority",
        "value": "1176228.35",
        "weight": "0.00915449",
        "shared": false
      },
      {
        "name": "EL PASO COUNTY HOSPITAL DISTRICT",
        "value": "1145443.50",
        "weight": "0.00891489",
        "shared": false
      },
      {
        "name": "School Board of Miami-Dade County (The), Series 2025A",
        "value": "1114937.70",
        "weight": "0.00867747",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% 6/1/2026",
        "value": "1102805.22",
        "weight": "0.00858304",
        "shared": false
      },
      {
        "name": "NY HSG FIN AGENCY-A",
        "value": "1095425.65",
        "weight": "0.00852560",
        "shared": false
      },
      {
        "name": "ST JAMES REV 6.1% 6/1/2038",
        "value": "1094772.20",
        "weight": "0.00852052",
        "shared": false
      },
      {
        "name": "Dallas Fort Worth International Airport, Texas, Joint Revenue Bonds, Refunding & Improvement Series 2025A-1",
        "value": "1078944.80",
        "weight": "0.00839734",
        "shared": false
      },
      {
        "name": "INTERNATIONAL LEADERSHIP OF TEXAS INC PSF-GTD 5.0% 08-15-29",
        "value": "1063232.20",
        "weight": "0.00827505",
        "shared": false
      },
      {
        "name": "MI MISMED 5 05/15/2029",
        "value": "1062685.20",
        "weight": "0.00827079",
        "shared": false
      },
      {
        "name": "COLLIER IDA HLT 5% MT",
        "value": "1058409.70",
        "weight": "0.00823751",
        "shared": false
      },
      {
        "name": "Philadelphia Housing Authority",
        "value": "1055087.60",
        "weight": "0.00821166",
        "shared": false
      },
      {
        "name": "School District of Philadelphia/The",
        "value": "1052291.90",
        "weight": "0.00818990",
        "shared": false
      },
      {
        "name": "KANSAS CITY MO INDL DEV AUTH ARPT SPL OBLIG",
        "value": "1051371.30",
        "weight": "0.00818273",
        "shared": false
      },
      {
        "name": "KY PUB ENERGY AUTH-B-",
        "value": "1041005.00",
        "weight": "0.00810205",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds Cooperative District Energy Supply Series 2024C",
        "value": "6372370.20",
        "weight": "0.01078087",
        "shared": false
      },
      {
        "name": "County of Utah UT",
        "value": "5000000.00",
        "weight": "0.00845907",
        "shared": false
      },
      {
        "name": "OH OHSDEV 11/01/2039",
        "value": "4805848.92",
        "weight": "0.00813060",
        "shared": false
      },
      {
        "name": "Wisconsin (State of) Public Finance Authority (Duke Energy Progress), Series 2022, Ref. RB",
        "value": "4281206.10",
        "weight": "0.00724301",
        "shared": false
      },
      {
        "name": "St. John the Baptist (Parish of), LA (Marathon Oil Corp.), Series 2017, Ref. RB",
        "value": "4026151.60",
        "weight": "0.00681150",
        "shared": false
      },
      {
        "name": "Main Street Energy, Inc., Series D",
        "value": "3895478.03",
        "weight": "0.00659043",
        "shared": false
      },
      {
        "name": "Palm Beach (County of), FL Health Facilities Authority (ACTS Retirement-Life Communities, Inc.), Series 2016, Ref. RB",
        "value": "3743929.08",
        "weight": "0.00633403",
        "shared": false
      },
      {
        "name": "NYC MUNI WTR FIN-BB",
        "value": "3500000.00",
        "weight": "0.00592135",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "3481712.58",
        "weight": "0.00589041",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District",
        "value": "3440432.23",
        "weight": "0.00582057",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
        "value": "3420591.24",
        "weight": "0.00578701",
        "shared": false
      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
        "value": "3381642.53",
        "weight": "0.00572111",
        "shared": false
      },
      {
        "name": "NEW YORK ST HSG FIN AGY AFFORDABLE HSG REVENUE",
        "value": "3143053.75",
        "weight": "0.00531746",
        "shared": false
      },
      {
        "name": "LOS ANGELES CA DEPT OF ARPTS A REGD B/E AMT 5.00000000",
        "value": "3142415.10",
        "weight": "0.00531638",
        "shared": false
      },
      {
        "name": "ALLEGHENY HOSP DEV-A",
        "value": "3092031.90",
        "weight": "0.00523114",
        "shared": false
      },
      {
        "name": "WHITING IN ENVRNMNTL FACS REVE REGD V/R B/E AMT 5.00000000",
        "value": "3075758.09",
        "weight": "0.00520361",
        "shared": false
      },
      {
        "name": "MD CMNTY DEV-D-2",
        "value": "3035471.70",
        "weight": "0.00513545",
        "shared": true
      },
      {
        "name": "UNITED AIRLINES INC 4.0% 07-15-29",
        "value": "3018532.20",
        "weight": "0.00510680",
        "shared": true
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.45% 11-01-44",
        "value": "3000298.80",
        "weight": "0.00507595",
        "shared": false
      },
      {
        "name": "NEW YORK NY REGD V/R B/E 2.65000000",
        "value": "3000000.00",
        "weight": "0.00507544",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA ST HSG FIN AGYM REGD V/R B/E 5.00000000",
        "value": "2906436.68",
        "weight": "0.00491715",
        "shared": false
      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "2845828.47",
        "weight": "0.00481461",
        "shared": false
      },
      {
        "name": "FARM N MEX PCR 0% 6/1/2040 MT",
        "value": "2815916.35",
        "weight": "0.00476401",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024B",
        "value": "2731069.46",
        "weight": "0.00462046",
        "shared": false
      },
      {
        "name": "DFW ARPT 5% 11/1/2031 @",
        "value": "2725976.00",
        "weight": "0.00461185",
        "shared": false
      },
      {
        "name": "FLORIDA DEV FIN CORP HLTHCAREFACS REVENUE",
        "value": "2707992.75",
        "weight": "0.00458142",
        "shared": false
      },
      {
        "name": "City of Atlanta GA Department of Aviation",
        "value": "2697235.25",
        "weight": "0.00456322",
        "shared": false
      },
      {
        "name": "TN TNSUTL 05/01/2053",
        "value": "2573669.50",
        "weight": "0.00435417",
        "shared": false
      },
      {
        "name": "City of Philadelphia PA Airport Revenue",
        "value": "2566634.16",
        "weight": "0.00434227",
        "shared": false
      },
      {
        "name": "FAIRFAX C VA 5% 1/1/2045 MT",
        "value": "2555159.50",
        "weight": "0.00432286",
        "shared": false
      },
      {
        "name": "WASTE MANAGEMENT INC (MPT) 3.45% 10-01-41",
        "value": "2515175.25",
        "weight": "0.00425521",
        "shared": false
      },
      {
        "name": "NORTH BLOCK ASSOCIATES LLC HUD SECT 8 FHA 221(D)(4) (MPT) 3.4% 02-01-29",
        "value": "2511564.25",
        "weight": "0.00424910",
        "shared": false
      },
      {
        "name": "COUNTY OF TRIMBLE KY TRMENV 06/33 FIXED 3.75",
        "value": "2502465.75",
        "weight": "0.00423371",
        "shared": false
      },
      {
        "name": "ARKANSAS DEV FIN AUTH ENVIRONM REGD V/R B/E AMT 4.00000000",
        "value": "2495967.00",
        "weight": "0.00422271",
        "shared": false
      },
      {
        "name": "MOBILE PCR-VAR-AL PWR",
        "value": "2478086.00",
        "weight": "0.00419246",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2031 @",
        "value": "2455847.33",
        "weight": "0.00415484",
        "shared": false
      },
      {
        "name": "LEHIGH PA_IDA 3% 9/1/2029",
        "value": "2450784.00",
        "weight": "0.00414627",
        "shared": false
      },
      {
        "name": "INDIANAPOLIS IN LOCAL PUBLIC I REGD N/C B/E AMT 5.00000000",
        "value": "2438325.30",
        "weight": "0.00412519",
        "shared": false
      },
      {
        "name": "State of Illinois, Series C",
        "value": "2437731.08",
        "weight": "0.00412419",
        "shared": false
      },
      {
        "name": "NORTHWESTERN CORP 3.875% 07-01-28",
        "value": "2431955.57",
        "weight": "0.00411442",
        "shared": false
      },
      {
        "name": "HOUSTON-UTL SYS-B-REF",
        "value": "2424190.04",
        "weight": "0.00410128",
        "shared": false
      },
      {
        "name": "DE ST EDA 3.60% 1/1/31",
        "value": "2419505.95",
        "weight": "0.00409335",
        "shared": false
      },
      {
        "name": "PEFA INC VAR",
        "value": "2408907.05",
        "weight": "0.00407542",
        "shared": true
      },
      {
        "name": "TENNERGY CORP TN GAS REVENUE TENNERGY CORP/TN",
        "value": "2384879.46",
        "weight": "0.00403477",
        "shared": false
      },
      {
        "name": "NY TRANS CORP 5% 1/1/2032 @",
        "value": "2370014.59",
        "weight": "0.00400962",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-F",
        "value": "2355034.34",
        "weight": "0.00398428",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY AUTH VAR",
        "value": "2342301.03",
        "weight": "0.00396274",
        "shared": false
      },
      {
        "name": "South Carolina Jobs-Economic Development Authority, Series 2023A",
        "value": "2313365.26",
        "weight": "0.00391378",
        "shared": false
      },
      {
        "name": "MTRO WA DC ARPT 5% 10/1/2035 @",
        "value": "2304524.08",
        "weight": "0.00389883",
        "shared": false
      },
      {
        "name": "NYC HSG DEV CORP-F-2A",
        "value": "2260772.92",
        "weight": "0.00382481",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-020536",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/810305/000094040026020536/0000940400-26-020536-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-025147",
      "as_of": "2026-04-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1424212/000094040026025147/0000940400-26-025147-index.htm"
    }
  ]
}