{
  "page": "compare",
  "query": {
    "a": "ROFIX",
    "b": "RUSC"
  },
  "retrieved_at": "2026-07-07T16:23:19+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": "Royce Small-Cap Opportunity Fund",
    "ticker": "ROFIX",
    "slug": "ROFIX",
    "series_id": "S000009512",
    "html_url": "https://fundwatcher.app/funds/ROFIX/"
  },
  "fund_b": {
    "name": "Russell Investments U.S. Small Cap Equity ETF",
    "ticker": "RUSC",
    "slug": "RUSC",
    "series_id": "S000089990",
    "html_url": "https://fundwatcher.app/funds/RUSC/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.1392423434754090068011857546",
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    "as_of": {
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      "b": "2026-03-31"
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        "name": "MISTRAS GROUP INC",
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        "name": "RESIDEO TECHNOLOGIES INC",
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        "name": "MERCURY SYSTEMS INC",
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        "name": "NAVIGATOR HOLDINGS LTD",
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        "name": "PRIMORIS SVCS CORP",
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      {
        "name": "GCI LIBERTY INC. - CL C",
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        "name": "PLANET LABS PBC A",
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        "name": "NATIONAL-CL A",
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        "name": "TRANSOCEAN LTD",
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        "name": "CYTOKINETICS INC",
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      {
        "name": "STEPAN CO",
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  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-049629",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/709364/000141036826049629/0001410368-26-049629-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-046924",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/2042513/000141036826046924/0001410368-26-046924-index.htm"
    }
  ]
}