{
  "page": "compare",
  "query": {
    "a": "ELFNX",
    "b": "TOPT"
  },
  "retrieved_at": "2026-07-07T14:54:54+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": "ELFUN TRUSTS",
    "ticker": "ELFNX",
    "slug": "ELFNX",
    "series_id": "S000011821",
    "html_url": "https://fundwatcher.app/funds/ELFNX/"
  },
  "fund_b": {
    "name": "iShares Top 20 U.S. Stocks ETF",
    "ticker": "TOPT",
    "slug": "TOPT",
    "series_id": "S000088434",
    "html_url": "https://fundwatcher.app/funds/TOPT/"
  },
  "overlap": {
    "coverage_a_by_b": "0.5540406883322709371535833463",
    "coverage_b_by_a": "0.5540406883322709371535833463",
    "shared_count": 14,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
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      },
      {
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      {
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      {
        "name": "EXXON MOBIL CORP",
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        "name": "ADV MICRO DEVICE",
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        "name": "EMERSON ELECTRIC CO",
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        "name": "AMPHENOL CORPORATION CL A",
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      {
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      {
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      {
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        "name": "SALESFORCE INC",
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      {
        "name": "AMERICAN WATER WRKS COMPANY",
        "value": "50204961.90",
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      {
        "name": "UNITED RENTALS INC",
        "value": "50202155.36",
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      {
        "name": "DEXCOM INC",
        "value": "48758862.00",
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        "name": "MARSH & MCLENNAN",
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        "name": "MARTIN MAR MTLS",
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      {
        "name": "MASTERCARD INC CL A",
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      },
      {
        "name": "BROADRIDGE FINL",
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        "name": "State Street Institutional Treasury Money Market Fund",
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    ],
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        "name": "NVIDIA CORP",
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      },
      {
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      {
        "name": "MICROSOFT CORP",
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      {
        "name": "ALPHABET INC CL C",
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      },
      {
        "name": "AMAZON.COM INC",
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      },
      {
        "name": "BERKSHIRE HATH-B",
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      {
        "name": "TESLA INC",
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      {
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        "name": "META PLATFORMS INC CL A",
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      {
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      {
        "name": "EXXON MOBIL CORP",
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        "name": "VISA INC-CLASS A",
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      {
        "name": "MASTERCARD INC CL A",
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      {
        "name": "NETFLIX INC",
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      {
        "name": "ABBVIE INC",
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        "name": "MICRON TECHNOLOGY INC",
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      {
        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
        "value": "585922.59",
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      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-055527",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/32339/000141036826055527/0001410368-26-055527-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-012475",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126012475/0002071691-26-012475-index.htm"
    }
  ]
}