{
  "page": "compare",
  "query": {
    "a": "FASVX",
    "b": "FSMNX"
  },
  "retrieved_at": "2026-07-07T17:05:38+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 Sustainable Intermediate Municipal Income Fund",
    "ticker": "FASVX",
    "slug": "FASVX",
    "series_id": "S000075893",
    "html_url": "https://fundwatcher.app/funds/FASVX/"
  },
  "fund_b": {
    "name": "Fidelity SAI Municipal Income Fund",
    "ticker": "FSMNX",
    "slug": "FSMNX",
    "series_id": "S000062002",
    "html_url": "https://fundwatcher.app/funds/FSMNX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1179206073304916602773093972",
    "coverage_b_by_a": "0.1179206073304916602773093972",
    "shared_count": 44,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "1553908.15",
        "weight": "0.05876032",
        "shared": true
      },
      {
        "name": "CT SPEC TAX 5% 7/1/2034",
        "value": "553162.51",
        "weight": "0.02091759",
        "shared": false
      },
      {
        "name": "DALLAS TX 5% 2/15/2031",
        "value": "353888.99",
        "weight": "0.01338215",
        "shared": true
      },
      {
        "name": "VAUXMONT METROPOLITAN DISTRICT AG 5.0% 12-01-28",
        "value": "344954.09",
        "weight": "0.01304428",
        "shared": false
      },
      {
        "name": "CLEAR CREEK TX INDEP SCH DIST REGD B/E PSF-GTD 5.00000000",
        "value": "344145.99",
        "weight": "0.01301372",
        "shared": false
      },
      {
        "name": "TOMBALL TX ISD 5% 2/15/2038",
        "value": "341612.25",
        "weight": "0.01291791",
        "shared": false
      },
      {
        "name": "LOS ANGELES CA DEPT OF ARPTS ARPT REVENUE",
        "value": "334113.06",
        "weight": "0.01263433",
        "shared": false
      },
      {
        "name": "TRAVI TX 89439Y 5% 3/1/2027",
        "value": "308398.62",
        "weight": "0.01166195",
        "shared": false
      },
      {
        "name": "ALLEGHENY CO PA 5% 12/1/2026",
        "value": "270799.92",
        "weight": "0.01024017",
        "shared": false
      },
      {
        "name": "City of Atlanta Department of Aviation, Series 2025BB-1",
        "value": "270748.25",
        "weight": "0.01023822",
        "shared": false
      },
      {
        "name": "ILLINOIS FINANC 5% 10/1/2029",
        "value": "270088.03",
        "weight": "0.01021326",
        "shared": false
      },
      {
        "name": "ARLINGTON MA 2% 9/15/2034",
        "value": "251346.07",
        "weight": "0.00950454",
        "shared": false
      },
      {
        "name": "BOSTON MA W and S 3% 11/1/2033",
        "value": "249106.08",
        "weight": "0.00941983",
        "shared": false
      },
      {
        "name": "ILLINOIS ST FIN AUTH REVENUE REGD N/C B/E 5.00000000",
        "value": "237577.80",
        "weight": "0.00898390",
        "shared": false
      },
      {
        "name": "State of California",
        "value": "236624.24",
        "weight": "0.00894784",
        "shared": false
      },
      {
        "name": "WAKE CNTY LTD O 5% 5/1/2036",
        "value": "235787.76",
        "weight": "0.00891621",
        "shared": false
      },
      {
        "name": "NJ TRANSPRTN TRUST-CC",
        "value": "233951.52",
        "weight": "0.00884677",
        "shared": false
      },
      {
        "name": "WA ST UNIV-REF",
        "value": "220389.26",
        "weight": "0.00833392",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds Cooperative District Energy Supply Series 2024C",
        "value": "215819.92",
        "weight": "0.00816113",
        "shared": true
      },
      {
        "name": "Los Angeles Department of Water & Power Water System, Series 2025 C",
        "value": "214545.22",
        "weight": "0.00811293",
        "shared": false
      },
      {
        "name": "DENTON TX ISD-SER B2",
        "value": "212869.46",
        "weight": "0.00804956",
        "shared": false
      },
      {
        "name": "UNIV TX 2% 8/15/2036",
        "value": "211639.53",
        "weight": "0.00800305",
        "shared": false
      },
      {
        "name": "ESCAMBIA FL HSP 5% 8/15/2034",
        "value": "211189.82",
        "weight": "0.00798605",
        "shared": false
      },
      {
        "name": "PORT OF LOS ANGELES LOSTRN 08/38 FIXED 5",
        "value": "207148.09",
        "weight": "0.00783321",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority A Cooperative District, Series 2025A",
        "value": "201052.07",
        "weight": "0.00760269",
        "shared": false
      },
      {
        "name": "GA PWR - SOUTHERN CO 18-1 V1",
        "value": "200000.00",
        "weight": "0.00756291",
        "shared": false
      },
      {
        "name": "GARLAND TEX 5% 2/15/2038",
        "value": "198743.88",
        "weight": "0.00751541",
        "shared": false
      },
      {
        "name": "GREAT LAKES WTR 5.25% 7/1/2045",
        "value": "190350.88",
        "weight": "0.00719803",
        "shared": false
      },
      {
        "name": "FAIRFAX C VA 5% 1/1/2045 MT",
        "value": "185452.49",
        "weight": "0.00701280",
        "shared": true
      },
      {
        "name": "SALT VERDE FINL CORP GAS REV ARIZ SR",
        "value": "181238.11",
        "weight": "0.00685344",
        "shared": false
      },
      {
        "name": "WI ST 5% 5/1/2034 Q",
        "value": "177539.31",
        "weight": "0.00671357",
        "shared": false
      },
      {
        "name": "State of Illinois Sales Tax Revenue",
        "value": "177168.91",
        "weight": "0.00669956",
        "shared": false
      },
      {
        "name": "WAYNE ST U MI 5% 11/15/2034",
        "value": "176489.94",
        "weight": "0.00667389",
        "shared": false
      },
      {
        "name": "County of Baltimore, Series 2025",
        "value": "175873.26",
        "weight": "0.00665057",
        "shared": false
      },
      {
        "name": "TARRANT EFFC HO 5% 12/1/2035",
        "value": "174959.79",
        "weight": "0.00661602",
        "shared": false
      },
      {
        "name": "NORTH CAROLINA ST HSG FIN AGY REGD B/E GNMA/FN 6.25000000",
        "value": "172666.34",
        "weight": "0.00652930",
        "shared": false
      },
      {
        "name": "PUBLIC FIN AUTH WI HL",
        "value": "172526.96",
        "weight": "0.00652403",
        "shared": false
      },
      {
        "name": "LOS ANGELES UNIF SD-A",
        "value": "169748.06",
        "weight": "0.00641895",
        "shared": false
      },
      {
        "name": "GLOUCESTER IMPT 5% 7/1/2034",
        "value": "169660.55",
        "weight": "0.00641564",
        "shared": false
      },
      {
        "name": "COLORADO ST HSG & FIN AUTH",
        "value": "168829.20",
        "weight": "0.00638420",
        "shared": false
      },
      {
        "name": "CO ST HI ED COP 5% 11/1/2026",
        "value": "168096.97",
        "weight": "0.00635651",
        "shared": false
      },
      {
        "name": "ENERGY NW/WPPS 5% 7/1/2039",
        "value": "162820.49",
        "weight": "0.00615698",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "161975.34",
        "weight": "0.00612502",
        "shared": true
      },
      {
        "name": "SOUTHEAST ALA PREP 5% MT",
        "value": "160573.58",
        "weight": "0.00607202",
        "shared": false
      },
      {
        "name": "MISSOUR ST HS 4.90% 11/1/2045",
        "value": "153732.68",
        "weight": "0.00581333",
        "shared": false
      },
      {
        "name": "OH OHSDEV 11/01/2039",
        "value": "152398.02",
        "weight": "0.00576286",
        "shared": false
      },
      {
        "name": "NY NY CITY HS 3.625% MT",
        "value": "151637.61",
        "weight": "0.00573411",
        "shared": false
      },
      {
        "name": "MONTANA ST 4.65% 12/1/2046",
        "value": "150644.70",
        "weight": "0.00569656",
        "shared": false
      },
      {
        "name": "NM MFA 4.60% 9/1/2046",
        "value": "150581.51",
        "weight": "0.00569417",
        "shared": true
      },
      {
        "name": "NYS_HFA 3.375% MT",
        "value": "150040.32",
        "weight": "0.00567371",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "Fidelity Municipal Cash Central Fund",
        "value": "271252453.09",
        "weight": "0.07778582",
        "shared": true
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "42808796.53",
        "weight": "0.01227608",
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      },
      {
        "name": "TN MNVAPT 5.25 07/01/2051",
        "value": "36009939.00",
        "weight": "0.01032641",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District",
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      },
      {
        "name": "NJ TRANSPRTN TRUST-BB",
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      {
        "name": "NY MTA TRANSP 5% 11/15/2033",
        "value": "25919191.28",
        "weight": "0.00743273",
        "shared": false
      },
      {
        "name": "BLACK BELT ENERGY GAS VAR",
        "value": "22743878.79",
        "weight": "0.00652216",
        "shared": true
      },
      {
        "name": "NYS TWY PIT 5% 3/15/2042",
        "value": "21848290.00",
        "weight": "0.00626533",
        "shared": false
      },
      {
        "name": "MUNIBOND",
        "value": "20290194.13",
        "weight": "0.00581853",
        "shared": true
      },
      {
        "name": "TN TNSUTL 5 12/01/2035",
        "value": "18423704.64",
        "weight": "0.00528328",
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      },
      {
        "name": "MUNIBOND",
        "value": "18195123.62",
        "weight": "0.00521773",
        "shared": true
      },
      {
        "name": "California Community Choice Financing Authority",
        "value": "18073512.42",
        "weight": "0.00518286",
        "shared": false
      },
      {
        "name": "LOWER AL GAS DT-A-REF",
        "value": "17818624.82",
        "weight": "0.00510977",
        "shared": true
      },
      {
        "name": "NY CITY TRANS FIN-F-1",
        "value": "17467162.53",
        "weight": "0.00500898",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 4% 07/01/2052 MT",
        "value": "16919819.49",
        "weight": "0.00485202",
        "shared": true
      },
      {
        "name": "NYC WTR 5.50% 6/15/2056",
        "value": "16222416.99",
        "weight": "0.00465203",
        "shared": false
      },
      {
        "name": "North Carolina Turnpike Authority, Series A",
        "value": "16096096.83",
        "weight": "0.00461580",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds Cooperative District Energy Supply Series 2024C",
        "value": "15751692.40",
        "weight": "0.00451704",
        "shared": true
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "15701338.33",
        "weight": "0.00450260",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District (The) (Gas), Series 2022 F, RB",
        "value": "15700264.50",
        "weight": "0.00450229",
        "shared": true
      },
      {
        "name": "Miami-Dade (County of), FL, Series 2025 A, RB",
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        "weight": "0.00447279",
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      },
      {
        "name": "NY NYCGEN 5.5 02/01/2048",
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      },
      {
        "name": "TN TNSUTL 5 11/01/2034",
        "value": "15173698.43",
        "weight": "0.00435129",
        "shared": false
      },
      {
        "name": "W VIRGINIA ST H-SER B",
        "value": "14947136.07",
        "weight": "0.00428632",
        "shared": false
      },
      {
        "name": "WA ST 5% 2/1/2030",
        "value": "13840622.61",
        "weight": "0.00396901",
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      },
      {
        "name": "NY STATE UR D 5% 3/15/2040",
        "value": "12863248.80",
        "weight": "0.00368873",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU REGD OID B/E 6.00000000",
        "value": "12774007.50",
        "weight": "0.00366314",
        "shared": false
      },
      {
        "name": "SAN ANTONIO TX ELEC   GAS REVE SANUTL 02/49 FIXED 5.25",
        "value": "12226734.20",
        "weight": "0.00350620",
        "shared": false
      },
      {
        "name": "SAN ANTONIO TX ELEC & GAS REVENUE",
        "value": "12170568.30",
        "weight": "0.00349010",
        "shared": false
      },
      {
        "name": "FAYETTE COUNTY 5.25% 6/1/2044",
        "value": "11955302.13",
        "weight": "0.00342837",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "11697706.09",
        "weight": "0.00335450",
        "shared": false
      },
      {
        "name": "Pima County Industrial Development Authority, Arizona, Revenue Bonds, Tucson Medical Center, Series 2021A",
        "value": "11278653.75",
        "weight": "0.00323433",
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      },
      {
        "name": "NYC WTR 5.25% 6/15/2047",
        "value": "11119267.61",
        "weight": "0.00318862",
        "shared": false
      },
      {
        "name": "HOUSTON TX REGD B/E 5.25000000",
        "value": "11099646.85",
        "weight": "0.00318299",
        "shared": false
      },
      {
        "name": "New York City Transitional Finance Authority Future Tax Secured Revenue, Series 2025, RB",
        "value": "10837320.68",
        "weight": "0.00310777",
        "shared": false
      },
      {
        "name": "NE CENPWR 08/01/2055",
        "value": "10813070.88",
        "weight": "0.00310081",
        "shared": true
      },
      {
        "name": "FEDERAL HOME LOAN MTGE CORP MF REGD N/C V/R B/E 4.77310000",
        "value": "10798990.80",
        "weight": "0.00309678",
        "shared": false
      },
      {
        "name": "SALES TAX SECURITIZTN",
        "value": "10676544.86",
        "weight": "0.00306166",
        "shared": false
      },
      {
        "name": "NYS DORM PIT 5% 3/15/2047",
        "value": "10615738.99",
        "weight": "0.00304423",
        "shared": false
      },
      {
        "name": "OHIO ST UNIV GR 5.25% 12/1/2046",
        "value": "10607026.00",
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        "shared": false
      },
      {
        "name": "PORT NY NJ 5% 1/15/2047 @",
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        "weight": "0.00303827",
        "shared": false
      },
      {
        "name": "Southeast Energy Authority, Alabama, Revenue Bonds, Cooperative District Energy Supply Series 2025B",
        "value": "10510298.93",
        "weight": "0.00301399",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-D",
        "value": "10488013.37",
        "weight": "0.00300760",
        "shared": true
      },
      {
        "name": "NYC TRANSITIONAL-J-1",
        "value": "10453037.47",
        "weight": "0.00299757",
        "shared": false
      },
      {
        "name": "CASTAIC LK WTR AMBAC 0% 8/1/2026",
        "value": "10356296.88",
        "weight": "0.00296983",
        "shared": false
      },
      {
        "name": "MA ST TRANS REV 5% 6/1/52",
        "value": "10266268.00",
        "weight": "0.00294401",
        "shared": false
      },
      {
        "name": "CHICAGO IL BRD OF EDU",
        "value": "9816297.58",
        "weight": "0.00281497",
        "shared": false
      },
      {
        "name": "COLUMBUS REGL ARPT-A",
        "value": "9724859.08",
        "weight": "0.00278875",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST DEV FIN AGY S REGD OID B/E 6.50000000",
        "value": "9444602.27",
        "weight": "0.00270839",
        "shared": false
      },
      {
        "name": "NJ TPK 5% 1/1/2030",
        "value": "9438431.91",
        "weight": "0.00270662",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-002117",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002117/0000035402-26-002117-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-003416",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226003416/0000035402-26-003416-index.htm"
    }
  ]
}