{
  "page": "compare",
  "query": {
    "a": "BCAIX",
    "b": "FSYMX"
  },
  "retrieved_at": "2026-07-07T16:43:59+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": "Boston Common ESG Impact International Fund",
    "ticker": "BCAIX",
    "slug": "BCAIX",
    "series_id": "S000030907",
    "html_url": "https://fundwatcher.app/funds/BCAIX/"
  },
  "fund_b": {
    "name": "Fidelity Sustainable International Equity Fund",
    "ticker": "FSYMX",
    "slug": "FSYMX",
    "series_id": "S000075295",
    "html_url": "https://fundwatcher.app/funds/FSYMX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.2291702480090887251006376056",
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    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
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      {
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        "name": "SIEMENS AG-REG",
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        "name": "Techtronic Industries Company Limited",
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      {
        "name": "Fidelity Cash Central Fund",
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      {
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      {
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      {
        "name": "KPN (KONIN) NV",
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      {
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      {
        "name": "HEIDELBERG MATERIALS AG COMMON STOCK",
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        "name": "BANCO SANTANDER SA",
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      {
        "name": "SK HYNIX INC",
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      {
        "name": "DIPLOMA PLC COMMON STOCK",
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      {
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      {
        "name": "QBE INSURANCE",
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        "name": "BRAMBLES LTD",
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        "name": "DANONE SA",
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      },
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        "name": "IBIDEN CO LTD",
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        "name": "AIB GROUP PLC",
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      {
        "name": "DHL GROUP",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001193125-26-238344",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/811030/000119312526238344/0001193125-26-238344-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002118",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/744822/000003540226002118/0000035402-26-002118-index.htm"
    }
  ]
}