{
  "page": "compare",
  "query": {
    "a": "FSMNX",
    "b": "FENCX"
  },
  "retrieved_at": "2026-07-07T18:10:30+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 SAI Municipal Income Fund",
    "ticker": "FSMNX",
    "slug": "FSMNX",
    "series_id": "S000062002",
    "html_url": "https://fundwatcher.app/funds/FSMNX/"
  },
  "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": "0.1066028920713052743223450775",
    "coverage_b_by_a": "0.1066028920713052743223450775",
    "shared_count": 97,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_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",
        "shared": true
      },
      {
        "name": "TN MNVAPT 5.25 07/01/2051",
        "value": "36009939.00",
        "weight": "0.01032641",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District",
        "value": "32106449.60",
        "weight": "0.00920702",
        "shared": true
      },
      {
        "name": "NJ TRANSPRTN TRUST-BB",
        "value": "26073607.50",
        "weight": "0.00747701",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "name": "TN TNSUTL 5 12/01/2035",
        "value": "18423704.64",
        "weight": "0.00528328",
        "shared": false
      },
      {
        "name": "MUNIBOND",
        "value": "18195123.62",
        "weight": "0.00521773",
        "shared": false
      },
      {
        "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",
        "value": "15597376.50",
        "weight": "0.00447279",
        "shared": false
      },
      {
        "name": "NY NYCGEN 5.5 02/01/2048",
        "value": "15276016.08",
        "weight": "0.00438063",
        "shared": false
      },
      {
        "name": "TN TNSUTL 5 11/01/2034",
        "value": "15173698.43",
        "weight": "0.00435129",
        "shared": true
      },
      {
        "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",
        "shared": false
      },
      {
        "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": true
      },
      {
        "name": "Pima County Industrial Development Authority, Arizona, Revenue Bonds, Tucson Medical Center, Series 2021A",
        "value": "11278653.75",
        "weight": "0.00323433",
        "shared": false
      },
      {
        "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",
        "weight": "0.00304173",
        "shared": false
      },
      {
        "name": "PORT NY NJ 5% 1/15/2047 @",
        "value": "10594964.55",
        "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": true
      },
      {
        "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": true
      },
      {
        "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
      }
    ],
    "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",
        "shared": false
      },
      {
        "name": "ISHARES NATIONAL MUNI BOND ETF ISHARES NATIONAL MUNI BOND E",
        "value": "5307500.00",
        "weight": "0.00448021",
        "shared": false
      },
      {
        "name": "TN TNSUTL 5 11/01/2034",
        "value": "4268269.60",
        "weight": "0.00360297",
        "shared": true
      },
      {
        "name": "State of California",
        "value": "3862485.20",
        "weight": "0.00326043",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA 5% MT",
        "value": "3782528.86",
        "weight": "0.00319294",
        "shared": true
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Refunding Series 2025A",
        "value": "3360041.22",
        "weight": "0.00283630",
        "shared": false
      },
      {
        "name": "ST OHIO-B-REF",
        "value": "3345057.00",
        "weight": "0.00282366",
        "shared": false
      },
      {
        "name": "BROWARD FL SD C 5% 7/1/2031",
        "value": "3288628.80",
        "weight": "0.00277602",
        "shared": false
      },
      {
        "name": "CA ST 5.25% 10/1/2051",
        "value": "3214388.10",
        "weight": "0.00271336",
        "shared": false
      },
      {
        "name": "SOUTHEAST ENERGY-E",
        "value": "3193815.28",
        "weight": "0.00269599",
        "shared": true
      },
      {
        "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",
        "shared": true
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "3127728.90",
        "weight": "0.00264020",
        "shared": true
      },
      {
        "name": "NYC NY 5.25% 10/1/2051",
        "value": "3127221.90",
        "weight": "0.00263978",
        "shared": false
      },
      {
        "name": "MAIN STR NAT GA(RCC) 5% 9/1/30MT 53",
        "value": "3106694.33",
        "weight": "0.00262245",
        "shared": true
      },
      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE",
        "value": "3057042.00",
        "weight": "0.00258053",
        "shared": false
      },
      {
        "name": "SLT LAKE U 5% 7/1/2032 @",
        "value": "2966272.25",
        "weight": "0.00250391",
        "shared": false
      },
      {
        "name": "MINNESOTA ST HSG FIN AGY REGD B/E GNMA/FN 6.00000000",
        "value": "2957287.11",
        "weight": "0.00249633",
        "shared": false
      },
      {
        "name": "VA ST HSG DEV 4.75% 7/1/2056",
        "value": "2942530.50",
        "weight": "0.00248387",
        "shared": false
      },
      {
        "name": "Public Energy Auth. of Kentucky Gas Supply Rev. Refg. C",
        "value": "2873128.17",
        "weight": "0.00242529",
        "shared": false
      },
      {
        "name": "AK AKSHSG 6 12/01/2056",
        "value": "2791158.80",
        "weight": "0.00235610",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series B-1",
        "value": "2758120.45",
        "weight": "0.00232821",
        "shared": false
      },
      {
        "name": "NM MUNI ENERGY ACQ AU",
        "value": "2714649.20",
        "weight": "0.00229151",
        "shared": true
      },
      {
        "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",
        "value": "2598713.97",
        "weight": "0.00219365",
        "shared": false
      },
      {
        "name": "COLORADO ED 5.25% 3/1/2056",
        "value": "2579868.75",
        "weight": "0.00217774",
        "shared": false
      },
      {
        "name": "TEXAS ST REGD V/R B/E 0.00000000",
        "value": "2577970.20",
        "weight": "0.00217614",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST UNIV",
        "value": "2570992.97",
        "weight": "0.00217025",
        "shared": false
      },
      {
        "name": "MEMPHIS TENN LT 5% 12/1/2055",
        "value": "2551712.25",
        "weight": "0.00215397",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District, Series 2025 A",
        "value": "2545225.50",
        "weight": "0.00214850",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District, Series D",
        "value": "2544710.78",
        "weight": "0.00214806",
        "shared": false
      },
      {
        "name": "OMAHA NE ARPT AUTH REGD B/E AMT AG 5.25000000",
        "value": "2440909.63",
        "weight": "0.00206044",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series C",
        "value": "2438496.07",
        "weight": "0.00205840",
        "shared": false
      },
      {
        "name": "WISCONSIN ST HLTH   EDUCTNL FA WISMED 08/41 FIXED 4",
        "value": "2344477.75",
        "weight": "0.00197904",
        "shared": false
      },
      {
        "name": "DALLAS TX 3.25% 2/15/2037",
        "value": "2330356.90",
        "weight": "0.00196712",
        "shared": false
      },
      {
        "name": "WSTFLD WA SCH 5.25% 7/15/2039",
        "value": "2312636.76",
        "weight": "0.00195216",
        "shared": false
      },
      {
        "name": "TX TMGUTL 01/01/2054",
        "value": "2306509.82",
        "weight": "0.00194699",
        "shared": false
      },
      {
        "name": "Black Belt Energy Gas District (The), Series 2023 B, RB",
        "value": "2294780.36",
        "weight": "0.00193709",
        "shared": false
      },
      {
        "name": "NY TRANS FIN AUTH-D-1",
        "value": "2265867.20",
        "weight": "0.00191268",
        "shared": false
      },
      {
        "name": "ILLINOIS ST HSG DEV AUTH REVENUE",
        "value": "2261176.40",
        "weight": "0.00190872",
        "shared": false
      },
      {
        "name": "STATE OF WASHINGTON",
        "value": "2248934.00",
        "weight": "0.00189839",
        "shared": false
      },
      {
        "name": "SOUTH DAKOTA ST HSG DEV AUTH",
        "value": "2242499.60",
        "weight": "0.00189296",
        "shared": false
      },
      {
        "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",
        "weight": "0.00187223",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "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"
    },
    {
      "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"
    }
  ]
}