{
  "page": "compare",
  "query": {
    "a": "RYBOX",
    "b": "FBIOX"
  },
  "retrieved_at": "2026-07-07T17:31:52+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": "Biotechnology Fund",
    "ticker": "RYBOX",
    "slug": "RYBOX",
    "series_id": "S000003802",
    "html_url": "https://fundwatcher.app/funds/RYBOX/"
  },
  "fund_b": {
    "name": "Select Biotechnology Portfolio",
    "ticker": "FBIOX",
    "slug": "FBIOX",
    "series_id": "S000007486",
    "html_url": "https://fundwatcher.app/funds/FBIOX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.4562364547647594923684711905",
    "shared_count": 48,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-28"
    },
    "a_top": [
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        "name": "ABBVIE INC",
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      {
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      },
      {
        "name": "GILEAD SCIENCES INC",
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      },
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        "name": "INSMED INC",
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        "name": "BEONE MEDICINES LTD ADR",
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      },
      {
        "name": "NATERA INC",
        "value": "2828858.55",
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      },
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        "name": "UNITED THERAPEUTICS CORP DEL",
        "value": "2793528.78",
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        "name": "BIOGEN INC",
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        "name": "ROYALTY PHARMA PLC",
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        "name": "ILLUMINA INC",
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        "name": "REVOLUTION MEDICINES INC",
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        "name": "ASTRAZENECA PLC",
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      {
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      },
      {
        "name": "INCYTE CORP",
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      },
      {
        "name": "VIATRIS INC",
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        "name": "BRIDGEBIO PHARMA INC",
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      {
        "name": "GUARDANT HEALTH INC",
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      {
        "name": "EXELIXIS INC",
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      {
        "name": "MEDPACE HOLDINGS INC",
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      {
        "name": "BIOMARIN PHARMACEUTICAL INC",
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        "name": "CYTOKINETICS INC",
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      {
        "name": "VAXCYTE INC",
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        "name": "CRISPR THERAPEUTICS AG",
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        "name": "BIONTECH SE ADR",
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        "name": "ARCELLX INC",
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        "name": "TG THERAPEUTICS INC",
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        "name": "PTC THERAPEUTICS INC",
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        "name": "SCHOLAR ROCK HOLDING CORP",
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        "name": "MADRIGAL PHARMACEUTICALS INC",
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        "name": "PROTAGONIST THERAPEUTICS INC",
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        "name": "AMICUS THERAPEUTICS INC",
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        "name": "RHYTHM PHARMACEUTICALS INC",
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        "name": "Fidelity Securities Lending Cash Central Fund",
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      {
        "name": "PRAXIS PRECISION MEDICINES INC",
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      {
        "name": "UCB SA",
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      {
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        "name": "DISC MEDICINE INC",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-023170",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/899148/000094040026023170/0000940400-26-023170-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002648",
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      "edgar_url": "https://www.sec.gov/Archives/edgar/data/320351/000003540226002648/0000035402-26-002648-index.htm"
    }
  ]
}