{
  "page": "compare",
  "query": {
    "a": "MGLAX",
    "b": "RWR"
  },
  "retrieved_at": "2026-07-07T18:17:29+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 Global Real Estate Fund",
    "ticker": "MGLAX",
    "slug": "MGLAX",
    "series_id": "S000024971",
    "html_url": "https://fundwatcher.app/funds/MGLAX/"
  },
  "fund_b": {
    "name": "State Street(R) SPDR(R) Dow Jones(R) REIT ETF",
    "ticker": "RWR",
    "slug": "RWR",
    "series_id": "S000006976",
    "html_url": "https://fundwatcher.app/funds/RWR/"
  },
  "overlap": {
    "coverage_a_by_b": "0.4331588516823708671296381820",
    "coverage_b_by_a": "0.4331588516823708671296381819",
    "shared_count": 27,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-03-31"
    },
    "a_top": [
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      },
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      },
      {
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      },
      {
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      {
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      {
        "name": "MITSUBISHI ESTAT",
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      },
      {
        "name": "MITSUI FUDOSAN",
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      },
      {
        "name": "UNIBAIL-RODAMCO-",
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      },
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        "name": "EQUITY LIFESTYLE PPTYS INC",
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        "name": "SEGRO PLC",
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      },
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      },
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      },
      {
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      },
      {
        "name": "ACADIA RLTY TR REIT",
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      },
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      {
        "name": "REGENCY CENTERS CORP REIT",
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      },
      {
        "name": "LAND SECURITIES",
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      {
        "name": "JAPAN METROPOLIT",
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      {
        "name": "SHURGARD SELF ST",
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      {
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      {
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        "name": "BIG YELLOW GROUP",
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      {
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        "name": "HONGKONG LAND",
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      },
      {
        "name": "Americold Realty Trust Inc",
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        "name": "LONDONMETRIC PRO",
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      {
        "name": "CAPITALAND INTEG",
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        "name": "NIPPON ACCOMMODA",
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        "name": "KENEDIX OFFICE I",
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        "name": "PARKWAYLIFE REIT",
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    ],
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      {
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      {
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      {
        "name": "AVALONBAY COMMUNITIES INC REIT",
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      {
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      {
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      {
        "name": "INVITATION HOMES INC",
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      {
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      {
        "name": "UDR INC",
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        "name": "FED REALTY INVS",
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        "name": "CARETRUST REIT INC",
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      {
        "name": "FIRST INDUSTRIAL REALTY TRUST",
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      {
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      {
        "name": "ALEXANDRIA REAL ES EQ INC REIT",
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      {
        "name": "STAG INDUSTRIAL INC CL A",
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      {
        "name": "ESSENTIAL PROPERTIES REALTY TRUST INC",
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        "name": "KITE REALTY GROUP TRUST",
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      },
      {
        "name": "MACERICH COMPANY",
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      },
      {
        "name": "PHILLIPS EDISON and CO INC",
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      },
      {
        "name": "VORNADO RLTY TST",
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      },
      {
        "name": "TANGER INC- REIT",
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      },
      {
        "name": "NATL HEALTH INV",
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      {
        "name": "EPR PROPERTIES",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-040072",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/356349/000141036826040072/0001410368-26-040072-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-055551",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1064642/000141036826055551/0001410368-26-055551-index.htm"
    }
  ]
}