{
  "page": "compare",
  "query": {
    "a": "GRID",
    "b": "TCAI"
  },
  "retrieved_at": "2026-07-07T19:10:35+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": "First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund",
    "ticker": "GRID",
    "slug": "GRID",
    "series_id": "S000026919",
    "html_url": "https://fundwatcher.app/funds/GRID/"
  },
  "fund_b": {
    "name": "Tortoise AI Infrastructure ETF",
    "ticker": "TCAI",
    "slug": "TCAI",
    "series_id": "S000093687",
    "html_url": "https://fundwatcher.app/funds/TCAI/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.1153414508960949261388056818",
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      {
        "name": "HUBBELL INC",
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        "name": "EQUATORIAL SA -",
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        "name": "AMPHENOL CORPORATION CL A",
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        "name": "MODINE MFG CO",
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      {
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      {
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      {
        "name": "SIEMENS ENERGY AG",
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      {
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      },
      {
        "name": "Nebius Group NV, Class A",
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      {
        "name": "CUMMINS INC",
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      {
        "name": "CELESTICA INC SUB VTG",
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      {
        "name": "FRST AM-GV OB-X",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-020544",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1364608/000094040026020544/0000940400-26-020544-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000894189-26-013446",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/2034406/000089418926013446/0000894189-26-013446-index.htm"
    }
  ]
}