{
  "page": "compare",
  "query": {
    "a": "USMC",
    "b": "TOPT"
  },
  "retrieved_at": "2026-07-07T16:50:46+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": "Principal U.S. Mega-Cap ETF",
    "ticker": "USMC",
    "slug": "USMC",
    "series_id": "S000059183",
    "html_url": "https://fundwatcher.app/funds/USMC/"
  },
  "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": "0.7013409069265917233126724320",
    "coverage_b_by_a": "0.7013409069265917233126724322",
    "shared_count": 20,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
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        "name": "NVIDIA CORP",
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      },
      {
        "name": "APPLE INC",
        "value": "193436200.10",
        "weight": "0.06696118",
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      },
      {
        "name": "ALPHABET INC CL A",
        "value": "155197857.36",
        "weight": "0.05372434",
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      },
      {
        "name": "MICROSOFT CORP",
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      },
      {
        "name": "NETFLIX INC",
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      },
      {
        "name": "COSTCO WHOLESALE CORP",
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      },
      {
        "name": "JPMORGAN CHASE and CO",
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      },
      {
        "name": "BROADCOM INC",
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        "weight": "0.04504842",
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      },
      {
        "name": "MASTERCARD INC CL A",
        "value": "129788183.98",
        "weight": "0.04492836",
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      },
      {
        "name": "VISA INC-CLASS A",
        "value": "126839549.60",
        "weight": "0.04390764",
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      },
      {
        "name": "META PLATFORMS INC CL A",
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        "weight": "0.04105388",
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      },
      {
        "name": "AMAZON.COM INC",
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      },
      {
        "name": "JOHNSON&JOHNSON",
        "value": "102355583.40",
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      },
      {
        "name": "BANK OF AMERICA CORPORATION",
        "value": "101775277.50",
        "weight": "0.03523122",
        "shared": false
      },
      {
        "name": "BERKSHIRE HATH-B",
        "value": "98721429.60",
        "weight": "0.03417408",
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      },
      {
        "name": "ABBVIE INC",
        "value": "97487935.09",
        "weight": "0.03374708",
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      },
      {
        "name": "PROCTER & GAMBLE",
        "value": "89870134.68",
        "weight": "0.03111005",
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      },
      {
        "name": "GENERAL ELECTRIC CO",
        "value": "86255296.74",
        "weight": "0.02985872",
        "shared": false
      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "85232302.24",
        "weight": "0.02950459",
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      },
      {
        "name": "EXXON MOBIL CORP",
        "value": "82003294.74",
        "weight": "0.02838682",
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      },
      {
        "name": "CHEVRON CORP",
        "value": "81653912.60",
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      },
      {
        "name": "WALMART INC",
        "value": "71591369.72",
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      },
      {
        "name": "CATERPILLAR INC",
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      },
      {
        "name": "TESLA INC",
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      },
      {
        "name": "LILLY ELI and CO",
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      },
      {
        "name": "HOME DEPOT INC",
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      },
      {
        "name": "State Street Navigator Securities Lending Portfolio II",
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      }
    ],
    "b_top": [
      {
        "name": "NVIDIA CORP",
        "value": "78941985.60",
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        "shared": true
      },
      {
        "name": "APPLE INC",
        "value": "69406489.20",
        "weight": "0.14078864",
        "shared": true
      },
      {
        "name": "ALPHABET INC CL A",
        "value": "31187032.24",
        "weight": "0.06326181",
        "shared": true
      },
      {
        "name": "MICROSOFT CORP",
        "value": "29467753.02",
        "weight": "0.05977431",
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      },
      {
        "name": "ALPHABET INC CL C",
        "value": "24989235.18",
        "weight": "0.05068979",
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      },
      {
        "name": "AMAZON.COM INC",
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      },
      {
        "name": "BERKSHIRE HATH-B",
        "value": "22450520.00",
        "weight": "0.04554010",
        "shared": true
      },
      {
        "name": "TESLA INC",
        "value": "21201646.00",
        "weight": "0.04300680",
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      },
      {
        "name": "BROADCOM INC",
        "value": "21077011.98",
        "weight": "0.04275398",
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      },
      {
        "name": "META PLATFORMS INC CL A",
        "value": "20319196.95",
        "weight": "0.04121678",
        "shared": true
      },
      {
        "name": "JPMORGAN CHASE and CO",
        "value": "20267624.00",
        "weight": "0.04111217",
        "shared": true
      },
      {
        "name": "LILLY ELI and CO",
        "value": "18626262.27",
        "weight": "0.03778272",
        "shared": true
      },
      {
        "name": "EXXON MOBIL CORP",
        "value": "18118330.72",
        "weight": "0.03675240",
        "shared": true
      },
      {
        "name": "JOHNSON&JOHNSON",
        "value": "15053837.40",
        "weight": "0.03053618",
        "shared": true
      },
      {
        "name": "WALMART INC",
        "value": "13921597.04",
        "weight": "0.02823947",
        "shared": true
      },
      {
        "name": "VISA INC-CLASS A",
        "value": "12984834.88",
        "weight": "0.02633928",
        "shared": true
      },
      {
        "name": "COSTCO WHOLESALE CORP",
        "value": "11298519.77",
        "weight": "0.02291865",
        "shared": true
      },
      {
        "name": "MASTERCARD INC CL A",
        "value": "10396425.62",
        "weight": "0.02108879",
        "shared": true
      },
      {
        "name": "NETFLIX INC",
        "value": "10373431.20",
        "weight": "0.02104214",
        "shared": true
      },
      {
        "name": "ABBVIE INC",
        "value": "9820543.46",
        "weight": "0.01992063",
        "shared": true
      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "9713575.68",
        "weight": "0.01970365",
        "shared": true
      },
      {
        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
        "value": "585922.59",
        "weight": "0.00118852",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-043487",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1572661/000141036826043487/0001410368-26-043487-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"
    }
  ]
}