{
  "page": "compare",
  "query": {
    "a": "MCCAX",
    "b": "KCTAX"
  },
  "retrieved_at": "2026-07-07T18:46:46+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 California Municipal Bond Fund",
    "ticker": "MCCAX",
    "slug": "MCCAX",
    "series_id": "S000002530",
    "html_url": "https://fundwatcher.app/funds/MCCAX/"
  },
  "fund_b": {
    "name": "DWS California Tax-Free Income Fund",
    "ticker": "KCTAX",
    "slug": "KCTAX",
    "series_id": "S000006111",
    "html_url": "https://fundwatcher.app/funds/KCTAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.07815921996048719759031783882",
    "coverage_b_by_a": "0.07815921996048719759031783881",
    "shared_count": 36,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "MFS Institutional Money Market Portfolio, Class A",
        "value": "33164381.09",
        "weight": "0.04157409",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series C",
        "value": "9338921.10",
        "weight": "0.01170705",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "8035752.75",
        "weight": "0.01007343",
        "shared": false
      },
      {
        "name": "LOS ANGELES HSG-A",
        "value": "7919212.00",
        "weight": "0.00992734",
        "shared": false
      },
      {
        "name": "CALIFORNIA MUNICIPAL FINANCE AUTHORITY",
        "value": "7897030.95",
        "weight": "0.00989953",
        "shared": false
      },
      {
        "name": "OAKLAND UNIF SCH D-A",
        "value": "7361357.50",
        "weight": "0.00922802",
        "shared": false
      },
      {
        "name": "Inglewood Joint Powers Authority, Series 2025",
        "value": "6330975.60",
        "weight": "0.00793636",
        "shared": false
      },
      {
        "name": "California Housing Finance Agency, Series 2026 ISSUE A",
        "value": "5891413.20",
        "weight": "0.00738534",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "5774298.45",
        "weight": "0.00723852",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "5409991.00",
        "weight": "0.00678184",
        "shared": true
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Second Series 2023 C, Ref. RB",
        "value": "5339977.00",
        "weight": "0.00669407",
        "shared": true
      },
      {
        "name": "San Francisco Community College District, Series B",
        "value": "5309297.00",
        "weight": "0.00665561",
        "shared": false
      },
      {
        "name": "OAKLAND-D",
        "value": "5297019.50",
        "weight": "0.00664022",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Green Bonds), Series 2023 C, RB",
        "value": "5289029.00",
        "weight": "0.00663020",
        "shared": false
      },
      {
        "name": "California (State of) Community Choice Financing Authority (Green Bonds), Series 2023, RB",
        "value": "5232771.50",
        "weight": "0.00655968",
        "shared": true
      },
      {
        "name": "IRVINE CMNTY FACS DT",
        "value": "5226065.50",
        "weight": "0.00655127",
        "shared": false
      },
      {
        "name": "San Diego County Regional Airport Authority, Series 2025 B",
        "value": "5203924.00",
        "weight": "0.00652352",
        "shared": false
      },
      {
        "name": "SAN LUIS OBISPO PUBLIC FINANCI SLOFIN 12/53 FIXED 5",
        "value": "5185679.00",
        "weight": "0.00650064",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "5167421.00",
        "weight": "0.00647776",
        "shared": false
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 5.00000000",
        "value": "5082159.40",
        "weight": "0.00637088",
        "shared": false
      },
      {
        "name": "Mt. San Antonio Community College District, Series 2013A",
        "value": "5075566.50",
        "weight": "0.00636261",
        "shared": false
      },
      {
        "name": "CA STWD(ENLOE HLTH SYST)/AGM 5.38% 8/15/57",
        "value": "5057092.00",
        "weight": "0.00633945",
        "shared": false
      },
      {
        "name": "CA MUNI FIN AUTH-A",
        "value": "5004730.50",
        "weight": "0.00627381",
        "shared": false
      },
      {
        "name": "California Housing Finance Agency, Series 2024 ISSUE DD",
        "value": "4960470.00",
        "weight": "0.00621833",
        "shared": false
      },
      {
        "name": "CALIFORNIA HSG FIN AGY LTD OBLIG MF HSG REVENUE",
        "value": "4913372.00",
        "weight": "0.00615929",
        "shared": false
      },
      {
        "name": "CALIFORNIA HSG FIN AGY LTD OBLIG MF HSG REVENUE",
        "value": "4913372.00",
        "weight": "0.00615929",
        "shared": false
      },
      {
        "name": "CALIFORNIA HSG FIN AGY LTD OBLIG MF HSG REVENUE",
        "value": "4911349.50",
        "weight": "0.00615675",
        "shared": false
      },
      {
        "name": "North Lake Tahoe Public Financing Authority 5.50% 12/01/2047",
        "value": "4779932.79",
        "weight": "0.00599201",
        "shared": false
      },
      {
        "name": "SANTA CLARA CY 3% 5/1/2039",
        "value": "4749264.98",
        "weight": "0.00595357",
        "shared": false
      },
      {
        "name": "New Hampshire Business Finance Authority, Series 4, Class A",
        "value": "4745309.41",
        "weight": "0.00594861",
        "shared": false
      },
      {
        "name": "Clovis Unified School District, Series C",
        "value": "4709697.50",
        "weight": "0.00590397",
        "shared": false
      },
      {
        "name": "Alameda Corridor Transportation Authority, Series C",
        "value": "4657024.28",
        "weight": "0.00583794",
        "shared": false
      },
      {
        "name": "UNIV OF CA REGENTS -P",
        "value": "4520440.00",
        "weight": "0.00566672",
        "shared": false
      },
      {
        "name": "LOS ANGELES DEPT ARPT",
        "value": "4460673.00",
        "weight": "0.00559179",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH RE CASFIN 01/42 FIXED 5",
        "value": "4318553.63",
        "weight": "0.00541364",
        "shared": false
      },
      {
        "name": "CALIFORNIA CMNTY CHOICE FING A REGD B/E 5.25000000",
        "value": "4290378.80",
        "weight": "0.00537832",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "4284094.80",
        "weight": "0.00537044",
        "shared": false
      },
      {
        "name": "CA ST UNIV-A-REF",
        "value": "4276758.00",
        "weight": "0.00536124",
        "shared": false
      },
      {
        "name": "LOS ANGELES CA DEPT OF ARPTS ARPT REVENUE",
        "value": "4264779.42",
        "weight": "0.00534623",
        "shared": false
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Second Series 2024, Ref. RB",
        "value": "4256294.40",
        "weight": "0.00533559",
        "shared": true
      },
      {
        "name": "Ceres Unified School District, Series 2025A",
        "value": "4169338.00",
        "weight": "0.00522658",
        "shared": false
      },
      {
        "name": "Los Angeles Department of Airports, California, Revenue Bonds, Los Angeles International Airport, Refunding Subordinate Green Series 2025A",
        "value": "4167433.20",
        "weight": "0.00522420",
        "shared": false
      },
      {
        "name": "Kerman Public Financing Authority, Series 2025",
        "value": "4151228.00",
        "weight": "0.00520388",
        "shared": false
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Series 2016, RB",
        "value": "4000098.00",
        "weight": "0.00501443",
        "shared": false
      },
      {
        "name": "CA ST MFA COP 5.25% 11/1/2052",
        "value": "3994617.20",
        "weight": "0.00500756",
        "shared": false
      },
      {
        "name": "CA MUNI FIN AUTH-A",
        "value": "3992080.80",
        "weight": "0.00500438",
        "shared": false
      },
      {
        "name": "BEVERLY HILLS USD CAB",
        "value": "3985423.87",
        "weight": "0.00499603",
        "shared": false
      },
      {
        "name": "REPUBLIC SERVICES INC (MPT) 3.875% 03-01-54",
        "value": "3972416.40",
        "weight": "0.00497973",
        "shared": true
      },
      {
        "name": "INDIO PUB FING AUTH-A",
        "value": "3933807.70",
        "weight": "0.00493133",
        "shared": false
      },
      {
        "name": "GOLDEN ST TOBACCO SECURITIZATI REGD B/E 5.00000000",
        "value": "3914510.80",
        "weight": "0.00490714",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "M-S-R Energy Authority, California, Gas Revenue Bonds, Citigroup Prepay Contracts, Series 2009A",
        "value": "8474811.62",
        "weight": "0.02549449",
        "shared": true
      },
      {
        "name": "FHLMC Multifamily VRD Certificates",
        "value": "7393821.69",
        "weight": "0.02224259",
        "shared": false
      },
      {
        "name": "California Community Choice Financing Authority, Series B-1",
        "value": "5850849.40",
        "weight": "0.01760091",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST ENTERPRISE DEV AUTH REVENUE",
        "value": "5758409.00",
        "weight": "0.01732283",
        "shared": false
      },
      {
        "name": "Manteca Unified School District (Election of 2020), Series 2025, GO Bonds",
        "value": "5496129.00",
        "weight": "0.01653382",
        "shared": false
      },
      {
        "name": "Los Angeles County Public Works Financing Authority, Series 2025, RB",
        "value": "5444474.95",
        "weight": "0.01637843",
        "shared": false
      },
      {
        "name": "SAN FRANCISCO W 5.25% 11/1/2055",
        "value": "5441708.21",
        "weight": "0.01637011",
        "shared": false
      },
      {
        "name": "San Diego Public Facilities Financing Authority, Series 2025, RB",
        "value": "5412448.00",
        "weight": "0.01628209",
        "shared": false
      },
      {
        "name": "STATE OF CALIFORNIA 5.0% 11-01-50",
        "value": "5377452.73",
        "weight": "0.01617681",
        "shared": false
      },
      {
        "name": "IRVINE CMNTY FACS DT",
        "value": "5363985.50",
        "weight": "0.01613630",
        "shared": false
      },
      {
        "name": "SAN JOSE FINANCING AUTHORITY SJSUTL 11/52 FIXED 5",
        "value": "5299389.50",
        "weight": "0.01594198",
        "shared": false
      },
      {
        "name": "COLTON JOINT USD-A",
        "value": "5288795.50",
        "weight": "0.01591011",
        "shared": false
      },
      {
        "name": "UNIV OF CALIFORNIA REVENUES",
        "value": "4600000.00",
        "weight": "0.01383803",
        "shared": false
      },
      {
        "name": "STATE OF CALIFORNIA",
        "value": "4459302.00",
        "weight": "0.01341477",
        "shared": false
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Second Series 2023 C, Ref. RB",
        "value": "4355059.20",
        "weight": "0.01310118",
        "shared": true
      },
      {
        "name": "RB (Sharp Healthcare) Series 2024E",
        "value": "4350000.00",
        "weight": "0.01308596",
        "shared": false
      },
      {
        "name": "RIVERSIDE CNTY CA TRANSPRTN COMMISSION TOLL REVENUE",
        "value": "4347704.98",
        "weight": "0.01307906",
        "shared": false
      },
      {
        "name": "San Francisco City & County Redevelopment Agency Successor Agency, Series 2017 B",
        "value": "4067438.40",
        "weight": "0.01223594",
        "shared": false
      },
      {
        "name": "San Francisco (City & County of), CA Airport Commission (San Francisco International Airport), Second Series 2018 D, RB",
        "value": "3743127.57",
        "weight": "0.01126033",
        "shared": false
      },
      {
        "name": "PAJARO VLY CA UNIF SCH DIST",
        "value": "3741195.15",
        "weight": "0.01125451",
        "shared": false
      },
      {
        "name": "MORENO VLY UNIF SD-D",
        "value": "3706768.10",
        "weight": "0.01115095",
        "shared": false
      },
      {
        "name": "CA STWD 4% 4/1/2046",
        "value": "3479198.18",
        "weight": "0.01046636",
        "shared": false
      },
      {
        "name": "STHRN CA PUB PWR AUTH",
        "value": "3452896.00",
        "weight": "0.01038723",
        "shared": false
      },
      {
        "name": "CA ST MFA MHSG 4% 11/1/2036",
        "value": "3451399.00",
        "weight": "0.01038273",
        "shared": true
      },
      {
        "name": "CSCDA Community Improvement Authority, Series 2020 A",
        "value": "3382561.35",
        "weight": "0.01017565",
        "shared": false
      },
      {
        "name": "CA MUNI FIN AUTH",
        "value": "3240455.10",
        "weight": "0.00974815",
        "shared": true
      },
      {
        "name": "San Francisco City & County Airport Comm-San Francisco International Airport, Series 2025D",
        "value": "3230481.30",
        "weight": "0.00971815",
        "shared": false
      },
      {
        "name": "HAYWARD USD-A",
        "value": "3228354.60",
        "weight": "0.00971175",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH REVENUE",
        "value": "3146974.80",
        "weight": "0.00946694",
        "shared": false
      },
      {
        "name": "CEDARS-SINAI MEDICAL CENTER OBLIGATED GROUP 3.0% 08-15-51",
        "value": "3097182.15",
        "weight": "0.00931715",
        "shared": false
      },
      {
        "name": "EL MONTE CA CITY SCH DIST",
        "value": "3046336.83",
        "weight": "0.00916419",
        "shared": false
      },
      {
        "name": "IRVINE UNIFIED SCHOOL DISTRICT",
        "value": "3039233.70",
        "weight": "0.00914283",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH SPL TAX REVENUE",
        "value": "3026398.50",
        "weight": "0.00910421",
        "shared": false
      },
      {
        "name": "GOLDEN ST TOBACCO SECURITIZATI REGD B/E 5.00000000",
        "value": "2988212.10",
        "weight": "0.00898934",
        "shared": true
      },
      {
        "name": "PUERTO RICO SALES TAX FING COR REGD OID B/E 4.75000000",
        "value": "2969248.93",
        "weight": "0.00893229",
        "shared": true
      },
      {
        "name": "CALIFORNIA ST HLTH FACS FING AUTH REVENUE",
        "value": "2915000.00",
        "weight": "0.00876910",
        "shared": false
      },
      {
        "name": "DOWNEY UNIF SD -A",
        "value": "2886440.70",
        "weight": "0.00868318",
        "shared": false
      },
      {
        "name": "MODESTO CA IRR DIST FING AUTH ELEC SYS REVENUE",
        "value": "2816678.00",
        "weight": "0.00847332",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST MUNI FIN AUTH REVENUE",
        "value": "2784078.30",
        "weight": "0.00837525",
        "shared": false
      },
      {
        "name": "FREDDIE MAC MULTIFAMILY ML CERTIFICATES SER 2019-ML05 CL ACA 3.35000000",
        "value": "2752892.63",
        "weight": "0.00828143",
        "shared": false
      },
      {
        "name": "Rio Hondo Community College District (Election of 2024), Series 2025, GO Bonds",
        "value": "2704670.25",
        "weight": "0.00813637",
        "shared": false
      },
      {
        "name": "SACRAMENTO CNTY CA SPL TAX",
        "value": "2704204.82",
        "weight": "0.00813497",
        "shared": false
      },
      {
        "name": "California County Tobacco Securitization Agency",
        "value": "2664617.18",
        "weight": "0.00801588",
        "shared": true
      },
      {
        "name": "IRVINE CA IMPT BOND ACT 1915",
        "value": "2580946.50",
        "weight": "0.00776418",
        "shared": false
      },
      {
        "name": "FOOTHILL ESTRN TRANSPRTN CORRIDOR AGY CA TOLL ROAD REVENUE",
        "value": "2514238.00",
        "weight": "0.00756350",
        "shared": false
      },
      {
        "name": "MORELAND SD-REF-B",
        "value": "2354867.40",
        "weight": "0.00708407",
        "shared": false
      },
      {
        "name": "CALIFORNIA COMMUNITY VAR",
        "value": "2232767.60",
        "weight": "0.00671676",
        "shared": true
      },
      {
        "name": "ANTELOPE VLY CCD-REF",
        "value": "2205862.60",
        "weight": "0.00663582",
        "shared": false
      },
      {
        "name": "CALIFORNIA STWD CMNTYS DEV AUTH REVENUE",
        "value": "2140928.00",
        "weight": "0.00644048",
        "shared": true
      },
      {
        "name": "SANTA MONICA REDEVELOPMENT AGENCY SUCCESSOR AGY EARTHQUAKE RECOVERY REDEV PROJ 5.875% 07-01-36",
        "value": "2131275.98",
        "weight": "0.00641145",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-011424",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/751656/000207169126011424/0002071691-26-011424-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-040961",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/714287/000141036826040961/0001410368-26-040961-index.htm"
    }
  ]
}