{
  "page": "compare",
  "query": {
    "a": "FDMMX",
    "b": "FENCX"
  },
  "retrieved_at": "2026-07-07T17:06:36+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": "Fidelity Massachusetts Municipal Income Fund",
    "ticker": "FDMMX",
    "slug": "FDMMX",
    "series_id": "S000007114",
    "html_url": "https://fundwatcher.app/funds/FDMMX/"
  },
  "fund_b": {
    "name": "Fidelity SAI Enhanced Municipal Income Fund",
    "ticker": "FENCX",
    "slug": "FENCX",
    "series_id": "S000090604",
    "html_url": "https://fundwatcher.app/funds/FENCX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.05539932832173007789965672544",
    "coverage_b_by_a": "0.05539932832173007789965672544",
    "shared_count": 12,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "143226612.28",
        "weight": "0.07984154",
        "shared": true
      },
      {
        "name": "MA ST 5% 9/1/2049",
        "value": "51634740.00",
        "weight": "0.02878374",
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      },
      {
        "name": "COMMONWLTH OF 5% 12/1/2037",
        "value": "39375733.20",
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      },
      {
        "name": "MA ST 5% 11/1/52",
        "value": "33389519.37",
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      },
      {
        "name": "MA TPK CAB-SR-SER A",
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        "weight": "0.01720583",
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      },
      {
        "name": "MA ST 3% 2/1/2048",
        "value": "29411442.45",
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      },
      {
        "name": "MA ST 5% 11/1/2050",
        "value": "24038347.36",
        "weight": "0.01340015",
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      },
      {
        "name": "MA ST 5.25% 1/1/2033",
        "value": "22804330.82",
        "weight": "0.01271225",
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      },
      {
        "name": "COMMONWLTH OF 5% 12/1/2036",
        "value": "22217024.90",
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      },
      {
        "name": "MA ST TRANS REV 5% 6/1/2053",
        "value": "21065860.35",
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      },
      {
        "name": "MA ST SPL OB DE 5.50% NATL/FGIC 1/1/2030",
        "value": "18998640.70",
        "weight": "0.01059077",
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      },
      {
        "name": "MASSACHUSETTS ST SPL OBLIG DEDICATED TAX REV FGIC",
        "value": "17373033.78",
        "weight": "0.00968458",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE",
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      },
      {
        "name": "MA ST 3% 4/1/2048",
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      },
      {
        "name": "MA ST HSG FIN AGY-C2",
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      },
      {
        "name": "MASSACHUSETTS ST PORT AUTH REGD B/E AMT 5.00000000",
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      },
      {
        "name": "MA ST TRANS REV 5% 6/1/2044",
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      {
        "name": "MA ST TRANS REV 5% 6/1/2042",
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      },
      {
        "name": "MA ST TRANS REV 5.25% 6/1/2043",
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      {
        "name": "MASS DFA SOUTHCST HLTH 4% 7/43",
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      },
      {
        "name": "BOSTON MA 5% 2/1/2039",
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      {
        "name": "MA CL WTR TR 5% 2/1/2039",
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      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
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      },
      {
        "name": "MA TPK CAB-SR-SER A",
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      {
        "name": "MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE",
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      {
        "name": "MA PORT 5% 7/1/2038@",
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        "name": "MA ST 5% 7/1/2048",
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      {
        "name": "MBTA SLS TAX 5.25% 7/1/2052",
        "value": "11185375.86",
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      {
        "name": "MASS DEV FIN AGY-K",
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      {
        "name": "MA ED LN AUTH 5% 7/1/2030 @",
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      {
        "name": "MA ST 5% 1/1/2037",
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      {
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      {
        "name": "MA ED LN AUTH 5% 7/1/2027 @",
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      {
        "name": "MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE",
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      {
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        "name": "MA ST 5% 1/1/2049",
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      {
        "name": "MA ST HSG FIN A 3.15% 6/1/2030",
        "value": "10077888.00",
        "weight": "0.00561791",
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      },
      {
        "name": "Massachusetts (Commonwealth of), Series 2024, GO Bonds",
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        "weight": "0.00513013",
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      {
        "name": "MA ST TRANS REV 5% 6/1/2041",
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      {
        "name": "MASSACHUSETTS ST PORT AUTH SPL FACS REVENUE",
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      {
        "name": "MA ST 5% 11/1/2043",
        "value": "8694969.34",
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      {
        "name": "Massachusetts Development Finance Agency, Series 2024 U-1",
        "value": "8500000.00",
        "weight": "0.00473832",
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      {
        "name": "MBTA SLS TAX 5.25% 7/1/2053",
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      {
        "name": "MA ST TRANS REV 5% 6/1/2047",
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      {
        "name": "MA WTR 5% 8/1/42",
        "value": "7886186.92",
        "weight": "0.00439615",
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      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY REVENUE",
        "value": "7871510.25",
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      },
      {
        "name": "MA ST TRANS REV 5% 6/1/2048",
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      {
        "name": "MBTA SLS TAX 0% 7/1/2032",
        "value": "7636143.67",
        "weight": "0.00425676",
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      },
      {
        "name": "MA CL WTR TR 5% 2/1/2037",
        "value": "7617426.70",
        "weight": "0.00424633",
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      },
      {
        "name": "MASS DEVEL FIN 4% 7/1/2040",
        "value": "7458423.98",
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    ],
    "b_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "59823430.77",
        "weight": "0.05049863",
        "shared": true
      },
      {
        "name": "VANGUARD TAX-EXM",
        "value": "14967000.00",
        "weight": "0.01263406",
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      },
      {
        "name": "ISHARES NATIONAL MUNI BOND ETF ISHARES NATIONAL MUNI BOND E",
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        "weight": "0.00448021",
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      },
      {
        "name": "TN TNSUTL 5 11/01/2034",
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      {
        "name": "State of California",
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      {
        "name": "MAIN STR NAT GA 5% MT",
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      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "3360041.22",
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        "shared": false
      },
      {
        "name": "ST OHIO-B-REF",
        "value": "3345057.00",
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      },
      {
        "name": "BROWARD FL SD C 5% 7/1/2031",
        "value": "3288628.80",
        "weight": "0.00277602",
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      },
      {
        "name": "CA ST 5.25% 10/1/2051",
        "value": "3214388.10",
        "weight": "0.00271336",
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      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "3193815.28",
        "weight": "0.00269599",
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      },
      {
        "name": "MAIN STR NAT GA 5% 5/1/2055 MT",
        "value": "3189138.45",
        "weight": "0.00269204",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District",
        "value": "3129792.00",
        "weight": "0.00264195",
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      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "3127728.90",
        "weight": "0.00264020",
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      },
      {
        "name": "NYC NY 5.25% 10/1/2051",
        "value": "3127221.90",
        "weight": "0.00263978",
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      },
      {
        "name": "MAIN STR NAT GA(RCC) 5% 9/1/30MT 53",
        "value": "3106694.33",
        "weight": "0.00262245",
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      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE",
        "value": "3057042.00",
        "weight": "0.00258053",
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      },
      {
        "name": "SLT LAKE U 5% 7/1/2032 @",
        "value": "2966272.25",
        "weight": "0.00250391",
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      },
      {
        "name": "MINNESOTA ST HSG FIN AGY REGD B/E GNMA/FN 6.00000000",
        "value": "2957287.11",
        "weight": "0.00249633",
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      },
      {
        "name": "VA ST HSG DEV 4.75% 7/1/2056",
        "value": "2942530.50",
        "weight": "0.00248387",
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      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
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        "weight": "0.00242529",
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      },
      {
        "name": "AK AKSHSG 6 12/01/2056",
        "value": "2791158.80",
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      },
      {
        "name": "California Community Choice Financing Authority, Series B-1",
        "value": "2758120.45",
        "weight": "0.00232821",
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      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
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      },
      {
        "name": "BLACK BELT ENERGY GAS DISTRICT (MPT) 5.0% 03-01-55",
        "value": "2688822.92",
        "weight": "0.00226971",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District, Series D-1",
        "value": "2681133.24",
        "weight": "0.00226322",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Clean Energy) (Green Bonds), Series 2024, RB",
        "value": "2626747.46",
        "weight": "0.00221731",
        "shared": false
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Series 2021 A, Ref. RB",
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      },
      {
        "name": "COLORADO ED 5.25% 3/1/2056",
        "value": "2579868.75",
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      },
      {
        "name": "TEXAS ST REGD V/R B/E 0.00000000",
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        "weight": "0.00217614",
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      },
      {
        "name": "PENNSYLVANIA ST UNIV",
        "value": "2570992.97",
        "weight": "0.00217025",
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      },
      {
        "name": "MEMPHIS TENN LT 5% 12/1/2055",
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      },
      {
        "name": "Black Belt Energy Gas District, Series 2025 A",
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      },
      {
        "name": "Black Belt Energy Gas District, Series D",
        "value": "2544710.78",
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      },
      {
        "name": "OMAHA NE ARPT AUTH REGD B/E AMT AG 5.25000000",
        "value": "2440909.63",
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      },
      {
        "name": "California Community Choice Financing Authority, Series C",
        "value": "2438496.07",
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      },
      {
        "name": "WISCONSIN ST HLTH   EDUCTNL FA WISMED 08/41 FIXED 4",
        "value": "2344477.75",
        "weight": "0.00197904",
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      },
      {
        "name": "DALLAS TX 3.25% 2/15/2037",
        "value": "2330356.90",
        "weight": "0.00196712",
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      },
      {
        "name": "WSTFLD WA SCH 5.25% 7/15/2039",
        "value": "2312636.76",
        "weight": "0.00195216",
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      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "2306509.82",
        "weight": "0.00194699",
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      },
      {
        "name": "Black Belt Energy Gas District (The), Series 2023 B, RB",
        "value": "2294780.36",
        "weight": "0.00193709",
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      },
      {
        "name": "NY TRANS FIN AUTH-D-1",
        "value": "2265867.20",
        "weight": "0.00191268",
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      },
      {
        "name": "ILLINOIS ST HSG DEV AUTH REVENUE",
        "value": "2261176.40",
        "weight": "0.00190872",
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      },
      {
        "name": "STATE OF WASHINGTON",
        "value": "2248934.00",
        "weight": "0.00189839",
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      },
      {
        "name": "SOUTH DAKOTA ST HSG DEV AUTH",
        "value": "2242499.60",
        "weight": "0.00189296",
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      },
      {
        "name": "FLORIDA HSG FIN CORP REVENUE",
        "value": "2241429.00",
        "weight": "0.00189205",
        "shared": false
      },
      {
        "name": "NYC NY 5% 8/1/2033",
        "value": "2240879.80",
        "weight": "0.00189159",
        "shared": false
      },
      {
        "name": "District of Columbia, Series 2026A",
        "value": "2233993.80",
        "weight": "0.00188578",
        "shared": false
      },
      {
        "name": "GEORGIA ST HSG & FIN AUTH REVE REGD B/E GNMA/FN 6.25000000",
        "value": "2229576.60",
        "weight": "0.00188205",
        "shared": false
      },
      {
        "name": "NYC TRANSITIONAL-A-1",
        "value": "2217944.40",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-002005",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/357057/000003540226002005/0000035402-26-002005-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-003418",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226003418/0000035402-26-003418-index.htm"
    }
  ]
}