{
  "page": "compare",
  "query": {
    "a": "MPRAX",
    "b": "MFSCX"
  },
  "retrieved_at": "2026-07-07T18:04:28+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": "MFS Arkansas Municipal Bond Fund",
    "ticker": "MPRAX",
    "slug": "MPRAX",
    "series_id": "S000002529",
    "html_url": "https://fundwatcher.app/funds/MPRAX/"
  },
  "fund_b": {
    "name": "MFS South Carolina Municipal Bond Fund",
    "ticker": "MFSCX",
    "slug": "MFSCX",
    "series_id": "S000002525",
    "html_url": "https://fundwatcher.app/funds/MFSCX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1060205572011854206019107170",
    "coverage_b_by_a": "0.1060205572011854206019107170",
    "shared_count": 59,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "Little Rock, Arkansas, Hotel and Restaurant Gross Receipts Tax Bonds, Series 2014",
        "value": "3005557.50",
        "weight": "0.02168502",
        "shared": false
      },
      {
        "name": "Springdale Public Facilities Board",
        "value": "2831902.94",
        "weight": "0.02043211",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority",
        "value": "2609958.88",
        "weight": "0.01883079",
        "shared": false
      },
      {
        "name": "Arkansas State University",
        "value": "2502573.25",
        "weight": "0.01805600",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority",
        "value": "2371896.79",
        "weight": "0.01711317",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "2284404.98",
        "weight": "0.01648192",
        "shared": true
      },
      {
        "name": "City of Batesville, Series 2024B",
        "value": "2113140.38",
        "weight": "0.01524625",
        "shared": false
      },
      {
        "name": "University of Arkansas, Series 2022, RB",
        "value": "2066126.20",
        "weight": "0.01490705",
        "shared": false
      },
      {
        "name": "University of Arkansas (Fayetteville Campus), Series 2022 A, RB",
        "value": "2059805.60",
        "weight": "0.01486144",
        "shared": false
      },
      {
        "name": "City of Fayetteville",
        "value": "2003722.00",
        "weight": "0.01445680",
        "shared": false
      },
      {
        "name": "Arkansas (State of) Development Finance Authority (Baptist Memorial Health), Series 2020, Ref. RB",
        "value": "1997637.60",
        "weight": "0.01441290",
        "shared": false
      },
      {
        "name": "North Little Rock School District No. 1",
        "value": "1980367.60",
        "weight": "0.01428830",
        "shared": false
      },
      {
        "name": "AR ST HOSP REV 5% 2/1/2038",
        "value": "1905304.99",
        "weight": "0.01374673",
        "shared": false
      },
      {
        "name": "SPRINGDALE-B",
        "value": "1835926.60",
        "weight": "0.01324616",
        "shared": false
      },
      {
        "name": "Texarkana Public Facilities Board, Series 2025",
        "value": "1819460.00",
        "weight": "0.01312736",
        "shared": false
      },
      {
        "name": "UNIV OF ARKANSAS AR UNIV REVENUE",
        "value": "1760236.54",
        "weight": "0.01270006",
        "shared": false
      },
      {
        "name": "City of Hot Springs AR Waterworks Revenue",
        "value": "1702240.93",
        "weight": "0.01228162",
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      },
      {
        "name": "Conway County Regional Water Distribution District, Series 2024B",
        "value": "1693278.54",
        "weight": "0.01221696",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority",
        "value": "1645253.00",
        "weight": "0.01187046",
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      },
      {
        "name": "ARKANSAS ST DEV FIN AUTH SF MT REGD B/E GNMA/FN 5.50000000",
        "value": "1612569.19",
        "weight": "0.01163465",
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      },
      {
        "name": "University of Arkansas",
        "value": "1543819.50",
        "weight": "0.01113862",
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      },
      {
        "name": "ARKANSAS ST DEV FIN AUTH SF MTGE REVENUE",
        "value": "1533609.29",
        "weight": "0.01106495",
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      },
      {
        "name": "Conway County Regional Water Distribution District, Series 2024B",
        "value": "1452190.52",
        "weight": "0.01047752",
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      },
      {
        "name": "City of Centerton, Series 2024",
        "value": "1439092.65",
        "weight": "0.01038302",
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      },
      {
        "name": "City of Hot Springs",
        "value": "1409106.15",
        "weight": "0.01016666",
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      },
      {
        "name": "City of Osceola, Series 2023A",
        "value": "1389000.75",
        "weight": "0.01002160",
        "shared": false
      },
      {
        "name": "ARKANSAS ST DEV FIN AUTH REVEN REGD B/E 5.00000000",
        "value": "1362750.29",
        "weight": "0.00983221",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority, Single Family Mortgage Revenue Bonds, Mortgage-Backed Securities Program, Series 2025A",
        "value": "1305168.72",
        "weight": "0.00941676",
        "shared": false
      },
      {
        "name": "El Dorado Special School District No. 15, Series A",
        "value": "1276641.00",
        "weight": "0.00921093",
        "shared": false
      },
      {
        "name": "City of Osceola, Series 2024",
        "value": "1235690.82",
        "weight": "0.00891548",
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      {
        "name": "County of Phillips",
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      {
        "name": "City of Conway",
        "value": "1150623.99",
        "weight": "0.00830172",
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      },
      {
        "name": "MASSACHUSETTS ST BAY TRANSPRTN AUTH SALES TAX REVENUE",
        "value": "1086757.40",
        "weight": "0.00784093",
        "shared": false
      },
      {
        "name": "S E ENERGY COOP DT",
        "value": "1080781.72",
        "weight": "0.00779781",
        "shared": false
      },
      {
        "name": "ARKANSAS DEV FIN AUTH",
        "value": "1066733.70",
        "weight": "0.00769646",
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      },
      {
        "name": "ARKANSAS ST DEV FIN AUTH REVENUE",
        "value": "1061228.90",
        "weight": "0.00765674",
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      },
      {
        "name": "Greene County Technical School District No. T-1",
        "value": "1033799.25",
        "weight": "0.00745884",
        "shared": false
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      {
        "name": "FORT SMITH SALE 5.25% 11/1/2055",
        "value": "1032220.70",
        "weight": "0.00744745",
        "shared": false
      },
      {
        "name": "University of Arkansas",
        "value": "1028446.60",
        "weight": "0.00742022",
        "shared": false
      },
      {
        "name": "University of Arkansas, Series 2024",
        "value": "1025026.30",
        "weight": "0.00739554",
        "shared": false
      },
      {
        "name": "BEAVER WTR DT",
        "value": "1021887.60",
        "weight": "0.00737289",
        "shared": false
      },
      {
        "name": "Beaver Water District of Benton & Washington Counties, Series 2025",
        "value": "1021703.50",
        "weight": "0.00737156",
        "shared": false
      },
      {
        "name": "City of Bentonville, Series 2023",
        "value": "1010588.70",
        "weight": "0.00729137",
        "shared": false
      },
      {
        "name": "City of Dardanelle, Series 2025",
        "value": "1008708.00",
        "weight": "0.00727780",
        "shared": false
      },
      {
        "name": "City of Marion, Series 2025 B",
        "value": "1007833.20",
        "weight": "0.00727149",
        "shared": false
      },
      {
        "name": "County of Madison, Series 2023",
        "value": "1005928.50",
        "weight": "0.00725775",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority, Single Family Mortgage Revenue Bonds, Mortgage-Backed Securities Program, Series 2025B",
        "value": "1005016.30",
        "weight": "0.00725117",
        "shared": false
      },
      {
        "name": "Arkansas Development Finance Authority",
        "value": "1001626.30",
        "weight": "0.00722671",
        "shared": false
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      {
        "name": "State of Arkansas",
        "value": "1001341.00",
        "weight": "0.00722465",
        "shared": false
      },
      {
        "name": "ARKANSAS DEV FIN AUTH HLTHCARE REVENUE",
        "value": "1001024.90",
        "weight": "0.00722237",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "MFS Institutional Money Market Portfolio, Class A",
        "value": "9422751.47",
        "weight": "0.03926606",
        "shared": true
      },
      {
        "name": "Beaufort-Jasper Water & Sewer Authority, Series 2025A",
        "value": "3715839.20",
        "weight": "0.01548448",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "3421378.91",
        "weight": "0.01425741",
        "shared": true
      },
      {
        "name": "City of Charleston, Series 2022",
        "value": "3129291.00",
        "weight": "0.01304024",
        "shared": false
      },
      {
        "name": "Spartanburg County School District No. 4, Series 2022 A, GO Bonds",
        "value": "3107880.60",
        "weight": "0.01295102",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST PORTS AUTH PORTS REVENUE",
        "value": "3032784.60",
        "weight": "0.01263808",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DE REGD B/E 5.25000000",
        "value": "2900299.50",
        "weight": "0.01208600",
        "shared": false
      },
      {
        "name": "Grand Strand Water & Sewer Authority, Series 2026",
        "value": "2832701.02",
        "weight": "0.01180430",
        "shared": false
      },
      {
        "name": "SPARTANBURG SC REGL HLTH SVCS DIST INC HOSP REVENUE",
        "value": "2790276.30",
        "weight": "0.01162751",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE",
        "value": "2728233.21",
        "weight": "0.01136897",
        "shared": false
      },
      {
        "name": "CHARLESTON SC HSG AUTH REVENUE REGD B/E HUD SEC 5.00000000",
        "value": "2578609.50",
        "weight": "0.01074546",
        "shared": false
      },
      {
        "name": "City of Columbia, Series 2023A",
        "value": "2426839.52",
        "weight": "0.01011301",
        "shared": false
      },
      {
        "name": "Woodruff Facilities Corp., Series 2025",
        "value": "2375773.30",
        "weight": "0.00990021",
        "shared": false
      },
      {
        "name": "Medical University Hospital Authority, An Agency of The State of south Carolina FHA Insured Hospital Mortgage, Indian Land Project",
        "value": "2244911.54",
        "weight": "0.00935489",
        "shared": false
      },
      {
        "name": "South Carolina State Housing Finance and Development Authority, Series 2026A",
        "value": "2224354.60",
        "weight": "0.00926923",
        "shared": false
      },
      {
        "name": "Clemson University",
        "value": "2222282.10",
        "weight": "0.00926059",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC A SOUTH CAROLINA PUBLIC SERVICE AUTHORITY",
        "value": "2193887.60",
        "weight": "0.00914227",
        "shared": false
      },
      {
        "name": "PATRIOTS EN GRP 5.25% MT",
        "value": "2135007.40",
        "weight": "0.00889691",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE",
        "value": "2086534.47",
        "weight": "0.00869491",
        "shared": false
      },
      {
        "name": "Clemson University, Series 2025A",
        "value": "2082896.00",
        "weight": "0.00867975",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE",
        "value": "2079001.17",
        "weight": "0.00866352",
        "shared": false
      },
      {
        "name": "City of Charleston Waterworks & Sewer System Revenue",
        "value": "2076405.20",
        "weight": "0.00865270",
        "shared": false
      },
      {
        "name": "City of Columbia, Series 2025",
        "value": "2069569.20",
        "weight": "0.00862421",
        "shared": false
      },
      {
        "name": "GREENVILLE-SPARTANBURG SC ARPT DIST ARPT SYS REVENUE",
        "value": "2064811.40",
        "weight": "0.00860439",
        "shared": false
      },
      {
        "name": "Spartanburg County School District No. 4",
        "value": "2064214.00",
        "weight": "0.00860190",
        "shared": false
      },
      {
        "name": "South Carolina (State of) Jobs-Economic Development Authority (Prisma Health Obligated Group), Series 2018, RB",
        "value": "2056628.00",
        "weight": "0.00857029",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST PUBLIC SVC AUTH REVENUE",
        "value": "2053265.00",
        "weight": "0.00855627",
        "shared": false
      },
      {
        "name": "Columbia Facilities Corp., Series 2025 A",
        "value": "2051626.00",
        "weight": "0.00854944",
        "shared": false
      },
      {
        "name": "SC MDUMED 5.25 11/15/2050",
        "value": "2048013.60",
        "weight": "0.00853439",
        "shared": false
      },
      {
        "name": "Corp. ForGreer, Series 2025",
        "value": "2040564.80",
        "weight": "0.00850335",
        "shared": false
      },
      {
        "name": "CHARLSTN SC ARP 5.25% 7/1/2054",
        "value": "2034773.20",
        "weight": "0.00847921",
        "shared": false
      },
      {
        "name": "Spartanburg County School District No. 7",
        "value": "2030795.80",
        "weight": "0.00846264",
        "shared": false
      },
      {
        "name": "County of Horry",
        "value": "2029676.40",
        "weight": "0.00845797",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE",
        "value": "2022353.50",
        "weight": "0.00842746",
        "shared": false
      },
      {
        "name": "South Carolina Jobs-Economic Development Authority, Series 2025",
        "value": "2020207.80",
        "weight": "0.00841852",
        "shared": false
      },
      {
        "name": "NORTH CHRLTN SC 5% 10/1/2040",
        "value": "2011061.20",
        "weight": "0.00838040",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DEV AUTH ECON DEV REVENUE",
        "value": "2007575.60",
        "weight": "0.00836588",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DEV AUTH HLTHCARE REVENUE",
        "value": "2004324.20",
        "weight": "0.00835233",
        "shared": false
      },
      {
        "name": "South Carolina State Housing Finance & Development Authority, Series M TEMS BDS 2023 A FN",
        "value": "2003500.40",
        "weight": "0.00834890",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DEV AUTH ECON DEV REVENUE",
        "value": "2002353.80",
        "weight": "0.00834412",
        "shared": false
      },
      {
        "name": "South Carolina Jobs-Economic Development Authority, Series 2023A",
        "value": "1985930.40",
        "weight": "0.00827568",
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      },
      {
        "name": "UNIV SC HGH ED 5% 5/1/2046",
        "value": "1978957.54",
        "weight": "0.00824662",
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      },
      {
        "name": "GREENWOOD HOSP-REF",
        "value": "1976551.17",
        "weight": "0.00823659",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DEV AUTH RSDL DEV REVENUE",
        "value": "1966774.00",
        "weight": "0.00819585",
        "shared": false
      },
      {
        "name": "SOUTH CAROLINA ST HSG FIN & DEV AUTH MTGE REVENUE",
        "value": "1937259.53",
        "weight": "0.00807286",
        "shared": false
      },
      {
        "name": "HORRY CNTY S C 4.50% 9/1/2052",
        "value": "1901860.60",
        "weight": "0.00792535",
        "shared": false
      },
      {
        "name": "College of Charleston, Series 2025A",
        "value": "1896887.40",
        "weight": "0.00790462",
        "shared": false
      },
      {
        "name": "BEAUFORT CNTY 4% 3/1/2048",
        "value": "1896257.00",
        "weight": "0.00790200",
        "shared": false
      },
      {
        "name": "South Island Public Service District",
        "value": "1888969.80",
        "weight": "0.00787163",
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      },
      {
        "name": "SOUTH CAROLINA ST JOBS-ECON DEV AUTH HOSP REVENUE",
        "value": "1885043.80",
        "weight": "0.00785527",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-011436",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/751656/000207169126011436/0002071691-26-011436-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-011434",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/751656/000207169126011434/0002071691-26-011434-index.htm"
    }
  ]
}