{
  "page": "compare",
  "query": {
    "a": "TIEIX",
    "b": "IYY"
  },
  "retrieved_at": "2026-07-07T11:13:50+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": "Nuveen Equity Index Fund",
    "ticker": "TIEIX",
    "slug": "TIEIX",
    "series_id": "S000005360",
    "html_url": "https://fundwatcher.app/funds/TIEIX/"
  },
  "fund_b": {
    "name": "iShares Dow Jones U.S. ETF",
    "ticker": "IYY",
    "slug": "IYY",
    "series_id": "S000004330",
    "html_url": "https://fundwatcher.app/funds/IYY/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.9353554506464667449162459487",
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    "as_of": {
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      "b": "2026-01-31"
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      {
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        "name": "UNITEDHEALTH GRP",
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        "name": "APPLIED MATERIALS INC",
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        "name": "MCDONALDS CORP",
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      {
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      {
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      {
        "name": "PEPSICO INC",
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      },
      {
        "name": "INTEL CORP",
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      },
      {
        "name": "CITIGROUP INC",
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      },
      {
        "name": "SALESFORCE INC",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001084380-26-000380",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1084380/000108438026000380/0001084380-26-000380-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001004726-26-001922",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000100472626001922/0001004726-26-001922-index.htm"
    }
  ]
}