{
  "page": "compare",
  "query": {
    "a": "PRDMX",
    "b": "FMDGX"
  },
  "retrieved_at": "2026-07-07T17:24:26+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": "T. Rowe Price Diversified Mid-Cap Growth Fund, Inc.",
    "ticker": "PRDMX",
    "slug": "PRDMX",
    "series_id": "S000002073",
    "html_url": "https://fundwatcher.app/funds/PRDMX/"
  },
  "fund_b": {
    "name": "Fidelity Mid Cap Growth Index Fund",
    "ticker": "FMDGX",
    "slug": "FMDGX",
    "series_id": "S000065748",
    "html_url": "https://fundwatcher.app/funds/FMDGX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.7454268008182484462254751642",
    "coverage_b_by_a": "0.7454268008182484462254751642",
    "shared_count": 152,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
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      },
      {
        "name": "ROYAL CARIBBEAN CRUISES LTD",
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      {
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      },
      {
        "name": "QUANTA SVCS INC",
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      },
      {
        "name": "MONOLITHIC POWER SYS INC",
        "value": "78885202.50",
        "weight": "0.01843677",
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      },
      {
        "name": "VISTRA CORP",
        "value": "73584731.04",
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      },
      {
        "name": "TARGA RESOURCES CORP",
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      },
      {
        "name": "COMFORT SYSTEMS USA INC",
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      },
      {
        "name": "IDEXX LABS INC",
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        "name": "CARVANA CO CL A",
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      {
        "name": "ROBLOX CORP - A",
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      },
      {
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      {
        "name": "AXON ENTERPRISE INC",
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      {
        "name": "INSMED INC",
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      {
        "name": "EXPEDIA INC",
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      },
      {
        "name": "HEICO CORP",
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      {
        "name": "NATERA INC",
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      {
        "name": "LIVE NATION ENTERTAINMENT INC",
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      },
      {
        "name": "ROCKET LAB CORP",
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        "weight": "0.00932001",
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      },
      {
        "name": "FTAI AVIATION LTD",
        "value": "39714500.00",
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      },
      {
        "name": "NRG ENERGY INC",
        "value": "39260511.00",
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      },
      {
        "name": "LPL FINL HLDGS INC",
        "value": "39253802.55",
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      },
      {
        "name": "CHENIERE ENERGY INC",
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      {
        "name": "DARDEN RESTAURANTS INC",
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      {
        "name": "BURLINGTON STORES INC",
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      {
        "name": "MSCI INC",
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      {
        "name": "TRACTOR SUPPLY CO.",
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      {
        "name": "TAPESTRY INC",
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      },
      {
        "name": "FAIR ISAAC CORP",
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      {
        "name": "DEXCOM INC",
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      },
      {
        "name": "REDDIT INC-A",
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      },
      {
        "name": "ROSS STORES INC",
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      },
      {
        "name": "VEEVA SYSTEMS-A",
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      },
      {
        "name": "TEXAS PACIFIC LAND CORP",
        "value": "30609120.00",
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      },
      {
        "name": "US FOODS HOLDING CORP",
        "value": "30290985.00",
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      {
        "name": "VERISK ANALYTICS INC",
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      {
        "name": "YUM! BRANDS INC",
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      {
        "name": "ZSCALER INC",
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      {
        "name": "COUPANG INC A",
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      {
        "name": "BANK OF NEW YORK MELLON CORP",
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        "name": "SIMON PROPERTY",
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        "name": "TEMPUR SEALY INTERNATIONAL INC",
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        "name": "TARGA RESOURCES CORP",
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      {
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      {
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      {
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      {
        "name": "CARVANA CO CL A",
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      {
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      {
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      {
        "name": "CARDINAL HEALTH INC",
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      {
        "name": "COUPANG INC A",
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      },
      {
        "name": "DEXCOM INC",
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        "name": "LIVE NATION ENTERTAINMENT INC",
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        "name": "TRACTOR SUPPLY CO.",
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        "name": "LPL FINL HLDGS INC",
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      {
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        "name": "VEEVA SYSTEMS-A",
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      {
        "name": "ARES MANAGEMENT CORP CL A",
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        "name": "SYSCO CORP",
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        "name": "JABIL INC",
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      {
        "name": "REDDIT INC-A",
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        "name": "BROADRIDGE FINL",
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      {
        "name": "AST SPACEMOBILE INC",
        "value": "20199562.50",
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      },
      {
        "name": "LAS VEGAS SANDS CORP",
        "value": "20169546.96",
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      },
      {
        "name": "RESTAURANT BRANDS INTERNATIONAL INC",
        "value": "19627913.90",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001099263-26-006616",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1267862/000109926326006616/0001099263-26-006616-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-003401",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226003401/0000035402-26-003401-index.htm"
    }
  ]
}