{
  "page": "compare",
  "query": {
    "a": "BGSIX",
    "b": "IGM"
  },
  "retrieved_at": "2026-07-07T17:30:50+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": "BlackRock Technology Opportunities Fund",
    "ticker": "BGSIX",
    "slug": "BGSIX",
    "series_id": "S000001510",
    "html_url": "https://fundwatcher.app/funds/BGSIX/"
  },
  "fund_b": {
    "name": "iShares Expanded Tech Sector ETF",
    "ticker": "IGM",
    "slug": "IGM",
    "series_id": "S000004352",
    "html_url": "https://fundwatcher.app/funds/IGM/"
  },
  "overlap": {
    "coverage_a_by_b": "0.4903252978091226930486306839",
    "coverage_b_by_a": "0.4903252978091226930486306839",
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    "as_of": {
      "a": "2026-02-27",
      "b": "2026-03-31"
    },
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        "name": "BROADCOM INC",
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      },
      {
        "name": "APPLE INC",
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      {
        "name": "MICROSOFT CORP",
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      {
        "name": "TAIWAN SEMIC MFG CO LTD SP ADR",
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      {
        "name": "SAMSUNG ELECTRONICS CO LTD",
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      {
        "name": "SK HYNIX INC",
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        "name": "ALPHABET INC CL A",
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      },
      {
        "name": "LAM RESEARCH CORP",
        "value": "281662032.50",
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      },
      {
        "name": "ADVANTEST CORP",
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      },
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        "name": "META PLATFORMS INC CL A",
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        "name": "ADV MICRO DEVICE",
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      {
        "name": "DATABRICKS INC SER L PC PP",
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        "name": "SNOWFLAKE INC CL A",
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      {
        "name": "AMAZON.COM INC",
        "value": "119159250.00",
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      {
        "name": "TESLA INC",
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      {
        "name": "LUMENTUM HOLDINGS INC",
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        "name": "ARISTA NETWORKS INC",
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        "name": "INTEL CORP",
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      {
        "name": "VERTIV HOLDINGS CO",
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        "name": "ORACLE CORP",
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        "name": "SIEMENS ENERGY AG",
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      {
        "name": "ASML Holding NV",
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      {
        "name": "PALO ALTO NETWORKS INC",
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        "name": "ANTHROPIC PBC SERIES F PC PP",
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      {
        "name": "TAKE-TWO INTERACTV SOFTWR INC",
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      {
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      {
        "name": "ECHOSTAR CORP CL A",
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      {
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        "name": "HYUNDAI MOTOR CO",
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      {
        "name": "CISCO SYSTEMS INC",
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      {
        "name": "SPOTIFY TECHNOLOGY SA",
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      {
        "name": "MERCADOLIBRE INC",
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      {
        "name": "KRATOS DEFENSE and SEC SOLTN INC",
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      {
        "name": "CADENCE DESIGN SYSTEMS INC",
        "value": "41340024.00",
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      {
        "name": "MONGODB INC CL A",
        "value": "38120257.38",
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      {
        "name": "WESTERN DIGITAL CORP",
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      {
        "name": "ASE TECHNOLOGY H",
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        "name": "COHERENT CORP",
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      {
        "name": "DATADOG INC CL A",
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    ],
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        "name": "ALPHABET INC CL C",
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        "name": "NETFLIX INC",
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      {
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        "name": "CISCO SYSTEMS INC",
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      {
        "name": "APPLIED MATERIALS INC",
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      {
        "name": "LAM RESEARCH CORP",
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      {
        "name": "ORACLE CORP",
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      {
        "name": "INTL BUS MACH CORP",
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      {
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      {
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      {
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      {
        "name": "AMPHENOL CORPORATION CL A",
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      {
        "name": "PALO ALTO NETWORKS INC",
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      {
        "name": "ACCENTURE PLC CL A",
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      {
        "name": "INTUIT INC",
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      {
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      {
        "name": "CORNING INC",
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      {
        "name": "ADOBE INC",
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      {
        "name": "CROWDSTRIKE HOLDINGS INC",
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        "name": "SANDISK CORPORATION",
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        "name": "MOTOROLA SOLUTIONS INC",
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      {
        "name": "CLOUDFLARE INC-A",
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      {
        "name": "TE CONNECTIVITY PLC",
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        "name": "CIENA CORP",
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        "name": "MONOLITHIC POWER SYS INC",
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      {
        "name": "FORTINET INC",
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      {
        "name": "SNOWFLAKE INC CL A",
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      },
      {
        "name": "AUTODESK INC",
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      },
      {
        "name": "LUMENTUM HOLDINGS INC",
        "value": "25657767.60",
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      {
        "name": "NXP SEMICONDUCTORS NV",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-014713",
      "as_of": "2026-02-27",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/844779/000094040026014713/0000940400-26-014713-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-012488",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126012488/0002071691-26-012488-index.htm"
    }
  ]
}