{
  "page": "compare",
  "query": {
    "a": "MACFX",
    "b": "MAMAX"
  },
  "retrieved_at": "2026-07-07T17:40:12+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 Conservative Allocation Fund",
    "ticker": "MACFX",
    "slug": "MACFX",
    "series_id": "S000002510",
    "html_url": "https://fundwatcher.app/funds/MACFX/"
  },
  "fund_b": {
    "name": "MFS Moderate Allocation Fund",
    "ticker": "MAMAX",
    "slug": "MAMAX",
    "series_id": "S000002507",
    "html_url": "https://fundwatcher.app/funds/MAMAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.7840270179192379955211773323",
    "coverage_b_by_a": "0.7840270179192379955211773323",
    "shared_count": 21,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "MFS Research Bond Fund",
        "value": "557154896.06",
        "weight": "0.15006378",
        "shared": true
      },
      {
        "name": "MFS Government Securities Fund",
        "value": "372091477.17",
        "weight": "0.10021890",
        "shared": true
      },
      {
        "name": "MFS Inflation Adjusted Bond Fund",
        "value": "372062368.24",
        "weight": "0.10021106",
        "shared": true
      },
      {
        "name": "MFS Ltd Maturity Fund",
        "value": "371204977.87",
        "weight": "0.09998013",
        "shared": false
      },
      {
        "name": "MFS Global Opportunistic Bond Fund",
        "value": "260181546.60",
        "weight": "0.07007715",
        "shared": true
      },
      {
        "name": "MFS-VALUE-R6",
        "value": "222442605.16",
        "weight": "0.05991256",
        "shared": true
      },
      {
        "name": "MFS-RESEAR-R6",
        "value": "193910625.62",
        "weight": "0.05222778",
        "shared": true
      },
      {
        "name": "MFS Growth Fund",
        "value": "192507006.70",
        "weight": "0.05184973",
        "shared": true
      },
      {
        "name": "MFS High Income Fund",
        "value": "147997384.51",
        "weight": "0.03986153",
        "shared": true
      },
      {
        "name": "MFS Mid Cap Value Fund",
        "value": "147697970.74",
        "weight": "0.03978089",
        "shared": true
      },
      {
        "name": "MFS Mid Cap Growth Fund",
        "value": "147024900.63",
        "weight": "0.03959960",
        "shared": true
      },
      {
        "name": "MFS-RSCH IN-R6",
        "value": "139402831.53",
        "weight": "0.03754668",
        "shared": true
      },
      {
        "name": "MFS Commodity Strategy Fund",
        "value": "74996524.79",
        "weight": "0.02019952",
        "shared": true
      },
      {
        "name": "MFS-GL RL ES-R5",
        "value": "74417994.85",
        "weight": "0.02004370",
        "shared": true
      },
      {
        "name": "MFS Emerging Markets Debt Fund",
        "value": "74189853.24",
        "weight": "0.01998225",
        "shared": true
      },
      {
        "name": "MFS Emerging Markets Debt Local Currency Fund",
        "value": "74133187.51",
        "weight": "0.01996699",
        "shared": true
      },
      {
        "name": "MFS-INTL GRW-R6",
        "value": "59367870.64",
        "weight": "0.01599011",
        "shared": true
      },
      {
        "name": "MFS International Intrinsic Value Fund",
        "value": "59297501.45",
        "weight": "0.01597115",
        "shared": true
      },
      {
        "name": "MFS-INTL LCV-R6",
        "value": "59202989.71",
        "weight": "0.01594570",
        "shared": true
      },
      {
        "name": "MFS Institutional Money Market Portfolio, Class A",
        "value": "40120986.23",
        "weight": "0.01080616",
        "shared": true
      },
      {
        "name": "MFS New Discovery Fund",
        "value": "36718546.35",
        "weight": "0.00988975",
        "shared": true
      },
      {
        "name": "MFS New Discovery Value Fund",
        "value": "36663314.37",
        "weight": "0.00987488",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "MFS Government Securities Fund",
        "value": "646752256.84",
        "weight": "0.09859439",
        "shared": true
      },
      {
        "name": "MFS Research Bond Fund",
        "value": "561806643.39",
        "weight": "0.08564482",
        "shared": true
      },
      {
        "name": "MFS-VALUE-R6",
        "value": "535698588.89",
        "weight": "0.08166477",
        "shared": true
      },
      {
        "name": "MFS Mid Cap Value Fund",
        "value": "470489781.27",
        "weight": "0.07172399",
        "shared": true
      },
      {
        "name": "MFS-RESEAR-R6",
        "value": "468012190.84",
        "weight": "0.07134629",
        "shared": true
      },
      {
        "name": "MFS Inflation Adjusted Bond Fund",
        "value": "461049000.56",
        "weight": "0.07028479",
        "shared": true
      },
      {
        "name": "MFS Growth Fund",
        "value": "443903994.58",
        "weight": "0.06767111",
        "shared": true
      },
      {
        "name": "MFS Mid Cap Growth Fund",
        "value": "437185112.86",
        "weight": "0.06664685",
        "shared": true
      },
      {
        "name": "MFS-RSCH IN-R6",
        "value": "356733073.94",
        "weight": "0.05438231",
        "shared": true
      },
      {
        "name": "MFS Global Opportunistic Bond Fund",
        "value": "329601567.42",
        "weight": "0.05024623",
        "shared": true
      },
      {
        "name": "MFS High Income Fund",
        "value": "260220069.48",
        "weight": "0.03966934",
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      },
      {
        "name": "MFS Commodity Strategy Fund",
        "value": "205678662.13",
        "weight": "0.03135476",
        "shared": true
      },
      {
        "name": "MFS-GL RL ES-R5",
        "value": "204878395.48",
        "weight": "0.03123276",
        "shared": true
      },
      {
        "name": "MFS Emerging Markets Debt Fund",
        "value": "197847022.40",
        "weight": "0.03016086",
        "shared": true
      },
      {
        "name": "MFS International Intrinsic Value Fund",
        "value": "142523274.01",
        "weight": "0.02172701",
        "shared": true
      },
      {
        "name": "MFS-INTL LCV-R6",
        "value": "141576682.27",
        "weight": "0.02158271",
        "shared": true
      },
      {
        "name": "MFS-INTL GRW-R6",
        "value": "140508212.97",
        "weight": "0.02141983",
        "shared": true
      },
      {
        "name": "MFS Emerging Markets Debt Local Currency Fund",
        "value": "132870217.33",
        "weight": "0.02025545",
        "shared": true
      },
      {
        "name": "MFS New Discovery Value Fund",
        "value": "99476443.30",
        "weight": "0.01516472",
        "shared": true
      },
      {
        "name": "MFS New Discovery Fund",
        "value": "97187825.18",
        "weight": "0.01481583",
        "shared": true
      },
      {
        "name": "MFS Institutional Money Market Portfolio, Class A",
        "value": "83342545.43",
        "weight": "0.01270519",
        "shared": true
      },
      {
        "name": "MFS Emerging Markets Equity Fund",
        "value": "71246786.71",
        "weight": "0.01086124",
        "shared": false
      },
      {
        "name": "MFS-INT N D-R6",
        "value": "71138570.15",
        "weight": "0.01084475",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-040064",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/783740/000141036826040064/0001410368-26-040064-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-040054",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/783740/000141036826040054/0001410368-26-040054-index.htm"
    }
  ]
}