{
  "page": "compare",
  "query": {
    "a": "FROGX",
    "b": "FASWX"
  },
  "retrieved_at": "2026-07-07T19:18:42+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 Municipal Income Fund",
    "ticker": "FROGX",
    "slug": "FROGX",
    "series_id": "S000007131",
    "html_url": "https://fundwatcher.app/funds/FROGX/"
  },
  "fund_b": {
    "name": "Fidelity SAI Sustainable Municipal Income Fund",
    "ticker": "FASWX",
    "slug": "FASWX",
    "series_id": "S000075891",
    "html_url": "https://fundwatcher.app/funds/FASWX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.08862959796299988474862941398",
    "coverage_b_by_a": "0.08862959796299988474862941398",
    "shared_count": 55,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "83711734.82",
        "weight": "0.01809518",
        "shared": true
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "65229167.60",
        "weight": "0.01409998",
        "shared": true
      },
      {
        "name": "Black Belt Energy Gas District",
        "value": "45851452.80",
        "weight": "0.00991128",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "37236269.84",
        "weight": "0.00804901",
        "shared": false
      },
      {
        "name": "WA ST 5% 8/1/2037",
        "value": "36772992.84",
        "weight": "0.00794887",
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      },
      {
        "name": "NY MTA TRANSP 4% 11/15/2046",
        "value": "35771537.95",
        "weight": "0.00773240",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds Cooperative District Energy Supply Series 2024C",
        "value": "34764373.47",
        "weight": "0.00751469",
        "shared": true
      },
      {
        "name": "NY MTA TRANSP 5% 11/15/2034",
        "value": "31697475.63",
        "weight": "0.00685175",
        "shared": false
      },
      {
        "name": "MUNIBOND",
        "value": "30459087.36",
        "weight": "0.00658405",
        "shared": true
      },
      {
        "name": "TN TNSUTL 5 12/01/2035",
        "value": "30060285.90",
        "weight": "0.00649785",
        "shared": true
      },
      {
        "name": "NEW YORK ST DO 5% 3/15/2041",
        "value": "28221768.15",
        "weight": "0.00610043",
        "shared": false
      },
      {
        "name": "LOWER AL GAS DT-A-REF",
        "value": "27080986.91",
        "weight": "0.00585384",
        "shared": true
      },
      {
        "name": "California Community Choice Financing Authority",
        "value": "26029671.76",
        "weight": "0.00562659",
        "shared": false
      },
      {
        "name": "MTA HUDSON RAIL YRD-A",
        "value": "25906010.09",
        "weight": "0.00559986",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA(RCC) 5% 9/1/30MT 53",
        "value": "25137415.07",
        "weight": "0.00543372",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "25134254.22",
        "weight": "0.00543304",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Commodity Supply Revenue Bonds, Project 2, Series 2021B-1",
        "value": "23771264.33",
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      },
      {
        "name": "MAIN STR NAT GA 4% MT",
        "value": "23660552.43",
        "weight": "0.00511448",
        "shared": false
      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE",
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        "weight": "0.00509065",
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      },
      {
        "name": "SALES TAX SECURITIZTN",
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      {
        "name": "NYC WTR 5.50% 6/15/2056",
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      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds, Cooperative District Energy Supply Series 2025B",
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      },
      {
        "name": "TN TNSUTL 5 11/01/2034",
        "value": "21122599.18",
        "weight": "0.00456587",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD B/E 6.25000000",
        "value": "20147976.00",
        "weight": "0.00435520",
        "shared": false
      },
      {
        "name": "STATE OF ILLINOIS MCCORMICK PLACE EXPANSION PROJECT FUND AG 0.0% 06-15-43",
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        "weight": "0.00419092",
        "shared": false
      },
      {
        "name": "STATE OF NEW JERSEY 5.0% 06-15-40",
        "value": "19118275.02",
        "weight": "0.00413262",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 4% 07/01/2052 MT",
        "value": "19069572.34",
        "weight": "0.00412209",
        "shared": true
      },
      {
        "name": "SOUTHEAST ENRG 5% MT",
        "value": "18637610.40",
        "weight": "0.00402872",
        "shared": true
      },
      {
        "name": "State of Washington, Series 2026, GO Bonds",
        "value": "18103183.66",
        "weight": "0.00391319",
        "shared": false
      },
      {
        "name": "WASHINGTON ST CONVENTION CENTER PUBLIC FACS DIST",
        "value": "17924904.49",
        "weight": "0.00387466",
        "shared": false
      },
      {
        "name": "SAN FRAN ARPT 5% 5/1/2036@",
        "value": "17677984.00",
        "weight": "0.00382128",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "17473578.79",
        "weight": "0.00377710",
        "shared": false
      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
        "value": "17394839.55",
        "weight": "0.00376008",
        "shared": true
      },
      {
        "name": "IL ST 5% 10/1/2034",
        "value": "17300341.48",
        "weight": "0.00373965",
        "shared": false
      },
      {
        "name": "NY ST URBAN DEV CORP-",
        "value": "16784055.00",
        "weight": "0.00362805",
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      },
      {
        "name": "NJ TPK AUTH-A",
        "value": "15807577.53",
        "weight": "0.00341698",
        "shared": false
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      {
        "name": "STATE OF NEW JERSEY 5.25% 06-15-55",
        "value": "15691452.44",
        "weight": "0.00339187",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-D",
        "value": "15686279.62",
        "weight": "0.00339076",
        "shared": true
      },
      {
        "name": "FEDERAL HOME LOAN MTGE CORP MF REGD N/C V/R B/E 4.77310000",
        "value": "15546393.29",
        "weight": "0.00336052",
        "shared": false
      },
      {
        "name": "CLARK CO NV SD 3% 6/15/2042",
        "value": "15467263.98",
        "weight": "0.00334341",
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      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "15340861.46",
        "weight": "0.00331609",
        "shared": true
      },
      {
        "name": "IN FIN HSR 4% 11/1/2051",
        "value": "15334789.76",
        "weight": "0.00331478",
        "shared": false
      },
      {
        "name": "NY ST URBAN DEV CORP-",
        "value": "15293475.25",
        "weight": "0.00330585",
        "shared": false
      },
      {
        "name": "City of Chicago, Series 2025A",
        "value": "15143491.09",
        "weight": "0.00327343",
        "shared": false
      },
      {
        "name": "CO ST HLTH FACS AUTH",
        "value": "15033544.65",
        "weight": "0.00324966",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2024A-1",
        "value": "14321487.23",
        "weight": "0.00309574",
        "shared": false
      },
      {
        "name": "Columbus Regional Airport Authority",
        "value": "14214649.11",
        "weight": "0.00307265",
        "shared": false
      },
      {
        "name": "DENVER CO ARPT 5.50% 11/15/2038 @",
        "value": "13793433.25",
        "weight": "0.00298160",
        "shared": false
      },
      {
        "name": "DFW ARPT 5.25% 11/1/2037 @",
        "value": "13231686.00",
        "weight": "0.00286017",
        "shared": false
      },
      {
        "name": "Tender Option Bond Trust Receipts/Certificates",
        "value": "13136678.63",
        "weight": "0.00283963",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "6982943.56",
        "weight": "0.08510644",
        "shared": true
      },
      {
        "name": "State of Colorado, Series 2024A",
        "value": "1456551.45",
        "weight": "0.01775210",
        "shared": false
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      {
        "name": "North Carolina (State of) Medical Care Commission (Rex Healthcare), Series 2020 A, RB",
        "value": "1410552.88",
        "weight": "0.01719148",
        "shared": true
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      {
        "name": "GA PWR - SOUTHERN CO 18-1 V1",
        "value": "1300000.00",
        "weight": "0.01584409",
        "shared": false
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      {
        "name": "State of Maryland",
        "value": "1233731.57",
        "weight": "0.01503642",
        "shared": false
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      {
        "name": "MONTANA ST 4.65% 12/1/2046",
        "value": "1205157.60",
        "weight": "0.01468817",
        "shared": false
      },
      {
        "name": "UNIV TX SYS BRD-A",
        "value": "1112514.40",
        "weight": "0.01355906",
        "shared": false
      },
      {
        "name": "MA CL WTR TR 5% 2/1/2045",
        "value": "1091650.30",
        "weight": "0.01330477",
        "shared": false
      },
      {
        "name": "NYC WTR 5.50% 6/15/2056",
        "value": "1080770.00",
        "weight": "0.01317217",
        "shared": true
      },
      {
        "name": "STATE OF NEW YORK PERSONAL INCOME TAX REVENUE 5.5% 03-15-53",
        "value": "1071365.20",
        "weight": "0.01305754",
        "shared": false
      },
      {
        "name": "SAN ANTONIO TX ELEC & GAS REVE REGD V/R B/E 0.00000000",
        "value": "1008486.30",
        "weight": "0.01229119",
        "shared": true
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "846851.23",
        "weight": "0.01032122",
        "shared": true
      },
      {
        "name": "MET GOVT TN W and S 3% 7/1/2041",
        "value": "798324.66",
        "weight": "0.00972979",
        "shared": false
      },
      {
        "name": "DENTON CY TX 5% 7/15/2031",
        "value": "735278.83",
        "weight": "0.00896140",
        "shared": false
      },
      {
        "name": "S W TX HGR EDU AUTH",
        "value": "725394.60",
        "weight": "0.00884094",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% 5/1/2055 MT",
        "value": "700071.97",
        "weight": "0.00853231",
        "shared": false
      },
      {
        "name": "STAFFORD EDA VA 5% 6/15/33",
        "value": "654926.16",
        "weight": "0.00798208",
        "shared": false
      },
      {
        "name": "SW HGR ED TX 5% 10/1/2031",
        "value": "652118.54",
        "weight": "0.00794786",
        "shared": false
      },
      {
        "name": "BATTERY PK REV 5.25% 11/1/55",
        "value": "641788.44",
        "weight": "0.00782196",
        "shared": false
      },
      {
        "name": "Fulton (County of), GA Development Authority (Piedmont Healthcare, Inc.), Series 2019, RB",
        "value": "602030.73",
        "weight": "0.00733741",
        "shared": false
      },
      {
        "name": "City of Atlanta, Series 2025 B-1",
        "value": "600791.02",
        "weight": "0.00732230",
        "shared": false
      },
      {
        "name": "UNIV OF KS HOSP AUTH",
        "value": "583121.09",
        "weight": "0.00710694",
        "shared": false
      },
      {
        "name": "IL ST FIN AUTH-C-REF",
        "value": "579413.85",
        "weight": "0.00706176",
        "shared": false
      },
      {
        "name": "NEW YORK N Y 5% 3/1/2043",
        "value": "573007.26",
        "weight": "0.00698367",
        "shared": false
      },
      {
        "name": "IL ST FIN AUTH-C-REF",
        "value": "566270.00",
        "weight": "0.00690156",
        "shared": false
      },
      {
        "name": "PUBLIC FIN AUTH WI HLTHCARE FACS REVENUE",
        "value": "564645.01",
        "weight": "0.00688176",
        "shared": false
      },
      {
        "name": "ST CHARLES CNTY 5% 3/1/2038",
        "value": "544695.45",
        "weight": "0.00663862",
        "shared": false
      },
      {
        "name": "SAN ANTONIO TX ELEC & GAS REVENUE",
        "value": "542232.80",
        "weight": "0.00660860",
        "shared": false
      },
      {
        "name": "GREAT LAKES WTR 5.50% 7/1/2050",
        "value": "538192.90",
        "weight": "0.00655937",
        "shared": false
      },
      {
        "name": "IN FIN REV 5% 2/1/2045",
        "value": "536057.15",
        "weight": "0.00653334",
        "shared": false
      },
      {
        "name": "NYC NY 5.25% 4/1/47",
        "value": "523758.35",
        "weight": "0.00638344",
        "shared": false
      },
      {
        "name": "City of Chicago Wastewater Transmission Revenue",
        "value": "518179.60",
        "weight": "0.00631545",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Commodity Supply Revenue Bonds, Project 2, Series 2021B-1",
        "value": "504146.00",
        "weight": "0.00614441",
        "shared": true
      },
      {
        "name": "GA PWR - SOUTHERN CO 22-1 V1@",
        "value": "500000.00",
        "weight": "0.00609388",
        "shared": false
      },
      {
        "name": "Industrial Development Board of the City of Mobile Alabama",
        "value": "500000.00",
        "weight": "0.00609388",
        "shared": false
      },
      {
        "name": "Industrial Development Board of the City of Mobile Alabama",
        "value": "500000.00",
        "weight": "0.00609388",
        "shared": false
      },
      {
        "name": "SEATTLE WA WTR 5% 5/1/2033",
        "value": "466439.32",
        "weight": "0.00568485",
        "shared": false
      },
      {
        "name": "NASHUA N H 2.25% 8/1/2045",
        "value": "465790.75",
        "weight": "0.00567695",
        "shared": false
      },
      {
        "name": "State of Connecticut",
        "value": "462724.60",
        "weight": "0.00563958",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA ST HSG FIN AGY REGD B/E GNMA/FN 6.25000000",
        "value": "460443.56",
        "weight": "0.00561178",
        "shared": false
      },
      {
        "name": "OR ST ADMIN LOT 5.25% 4/1/2043",
        "value": "450861.48",
        "weight": "0.00549499",
        "shared": true
      },
      {
        "name": "GA PWR - SOUTHERN CO 22-2 V1@",
        "value": "450000.00",
        "weight": "0.00548449",
        "shared": false
      },
      {
        "name": "GREAT LAKES WTR 5% 7/1/2045",
        "value": "444226.46",
        "weight": "0.00541413",
        "shared": false
      },
      {
        "name": "ENERGY NW/WPPS 5% 7/1/2043",
        "value": "441426.80",
        "weight": "0.00538000",
        "shared": false
      },
      {
        "name": "SOUTH WASH MN 5% 2/1/2032",
        "value": "440328.76",
        "weight": "0.00536662",
        "shared": false
      },
      {
        "name": "ILLINOIS FN RV 3.25% 5/15/2039",
        "value": "437735.33",
        "weight": "0.00533501",
        "shared": false
      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE REGD V/R B/E 5.00000000",
        "value": "429227.60",
        "weight": "0.00523132",
        "shared": false
      },
      {
        "name": "UNIV OK REVENUES",
        "value": "428274.85",
        "weight": "0.00521971",
        "shared": false
      },
      {
        "name": "MA ST 5% 4/1/2047",
        "value": "423905.00",
        "weight": "0.00516645",
        "shared": false
      },
      {
        "name": "JACKSONVILLE F 5% 10/1/2043",
        "value": "423785.70",
        "weight": "0.00516500",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-003412",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35373/000003540226003412/0000035402-26-003412-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002064",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002064/0000035402-26-002064-index.htm"
    }
  ]
}