{
  "page": "compare",
  "query": {
    "a": "FATIX",
    "b": "FSPTX"
  },
  "retrieved_at": "2026-07-07T17:04:33+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": "Fidelity Advisor Technology Fund",
    "ticker": "FATIX",
    "slug": "FATIX",
    "series_id": "S000005322",
    "html_url": "https://fundwatcher.app/funds/FATIX/"
  },
  "fund_b": {
    "name": "Select Technology Portfolio",
    "ticker": "FSPTX",
    "slug": "FSPTX",
    "series_id": "S000007484",
    "html_url": "https://fundwatcher.app/funds/FSPTX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.8658916478124875597936040260",
    "coverage_b_by_a": "0.8658916478124875597936040260",
    "shared_count": 59,
    "as_of": {
      "a": "2025-10-31",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "NVIDIA CORP",
        "value": "2400464277.70",
        "weight": "0.26134474",
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      },
      {
        "name": "APPLE INC",
        "value": "1101383557.92",
        "weight": "0.11991047",
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      },
      {
        "name": "MICROSOFT CORP",
        "value": "955721917.00",
        "weight": "0.10405191",
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      },
      {
        "name": "MARVELL TECHNOLOGY INC",
        "value": "440840846.96",
        "weight": "0.04799548",
        "shared": true
      },
      {
        "name": "CISCO SYSTEMS INC",
        "value": "369242055.00",
        "weight": "0.04020034",
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      },
      {
        "name": "NXP SEMICONDUCTORS NV",
        "value": "331527346.40",
        "weight": "0.03609424",
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      },
      {
        "name": "ON SEMICONDUCTOR CORP",
        "value": "276417561.60",
        "weight": "0.03009429",
        "shared": true
      },
      {
        "name": "SNOWFLAKE INC CL A",
        "value": "254520463.04",
        "weight": "0.02771030",
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      },
      {
        "name": "SHOPIFY INC CL A",
        "value": "254322934.12",
        "weight": "0.02768879",
        "shared": true
      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "235173766.74",
        "weight": "0.02560398",
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      },
      {
        "name": "TSMC",
        "value": "227548601.15",
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      },
      {
        "name": "DATADOG INC CL A",
        "value": "195418563.66",
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      },
      {
        "name": "SERVICENOW INC",
        "value": "184071111.52",
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      },
      {
        "name": "GLOBALFOUNDRIES INC",
        "value": "159404660.40",
        "weight": "0.01735480",
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      },
      {
        "name": "WESTERN DIGITAL CORP",
        "value": "149675703.03",
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      },
      {
        "name": "CROWDSTRIKE HOLDINGS INC",
        "value": "145182411.66",
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      },
      {
        "name": "MANHATTAN ASSOCIATES INC",
        "value": "138524318.10",
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      },
      {
        "name": "AMAZON.COM INC",
        "value": "125358126.00",
        "weight": "0.01364806",
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      },
      {
        "name": "OKTA INC CL A",
        "value": "117655407.90",
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      },
      {
        "name": "ASTERA LABS INC",
        "value": "107578270.28",
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      },
      {
        "name": "CYBER-ARK SOFTWARE LTD",
        "value": "98948200.00",
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      },
      {
        "name": "UBER TECHNOLOGIES INC",
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      {
        "name": "HUBSPOT INC",
        "value": "86087475.76",
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      {
        "name": "NETFLIX INC",
        "value": "81862510.76",
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      {
        "name": "MONGODB INC CL A",
        "value": "77595542.82",
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      },
      {
        "name": "ASML Holding NV",
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      },
      {
        "name": "COREWEAVE INC",
        "value": "67202244.87",
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      },
      {
        "name": "SANDISK CORPORATION",
        "value": "64419668.73",
        "weight": "0.00701354",
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      },
      {
        "name": "ANTHROPIC PBC SERIES F PC PP",
        "value": "61303224.45",
        "weight": "0.00667424",
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      },
      {
        "name": "ZSCALER INC",
        "value": "54472530.00",
        "weight": "0.00593056",
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      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "40857903.93",
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      },
      {
        "name": "DATABRICKS INC SER L PC PP",
        "value": "26709150.00",
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      },
      {
        "name": "AUTODESK INC",
        "value": "17929730.00",
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      {
        "name": "MONDAY.COM LTD",
        "value": "15172161.76",
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      {
        "name": "LYFT INC-A",
        "value": "14601115.32",
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      {
        "name": "AIRBNB INC CLASS A",
        "value": "13957362.00",
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      },
      {
        "name": "PINE LABS LTD PP (FDI) (6 MONTH LOCKUP)",
        "value": "11586267.62",
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      {
        "name": "REVOLUT GROUP HOLDINGS LTD PP",
        "value": "11042790.00",
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      {
        "name": "OPEN AI GLOBAL LLC CONVERTIBLE INTEREST RT PP",
        "value": "9696738.00",
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      {
        "name": "ORACLE CORP",
        "value": "8771174.00",
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      {
        "name": "LIGHTMATTER INC SERIES D PC PP",
        "value": "8368122.44",
        "weight": "0.00091106",
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      },
      {
        "name": "X.AI HOLDINGS CORP SER E PC PP",
        "value": "8313744.00",
        "weight": "0.00090514",
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      },
      {
        "name": "VAST DATA LTD SER E PC PP",
        "value": "7854498.72",
        "weight": "0.00085514",
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      },
      {
        "name": "RUNWAY AI, INC SER E PC PP",
        "value": "7282793.10",
        "weight": "0.00079290",
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      },
      {
        "name": "BYTEDANCE LTD SER E-1 PC PP",
        "value": "6732909.60",
        "weight": "0.00073303",
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      },
      {
        "name": "TENSTORRENT HOLDINGS, INC SER C-1 PC PP",
        "value": "5562493.82",
        "weight": "0.00060560",
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      },
      {
        "name": "CELESTIAL AI INC SER C-1 PC PP",
        "value": "5509335.82",
        "weight": "0.00059982",
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      {
        "name": "PHYSICAL INTELLIGENCE SER B PC PP",
        "value": "5458341.93",
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      },
      {
        "name": "CEREBRAS SYSTEMS INC SER G PC PP",
        "value": "5376532.00",
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      },
      {
        "name": "DIAMOND FOUNDRY INC SER C PC PP",
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      {
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      {
        "name": "MICROSOFT CORP",
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      {
        "name": "NXP SEMICONDUCTORS NV",
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      },
      {
        "name": "ON SEMICONDUCTOR CORP",
        "value": "1219283420.40",
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      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "1154779917.13",
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      },
      {
        "name": "CISCO SYSTEMS INC",
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      },
      {
        "name": "WESTERN DIGITAL CORP",
        "value": "802928077.20",
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      },
      {
        "name": "GLOBALFOUNDRIES INC",
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      },
      {
        "name": "SNOWFLAKE INC CL A",
        "value": "554812093.33",
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      },
      {
        "name": "SHOPIFY INC CL A",
        "value": "502887100.11",
        "weight": "0.01831749",
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      },
      {
        "name": "DATADOG INC CL A",
        "value": "491221253.16",
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      },
      {
        "name": "SERVICENOW INC",
        "value": "408768705.45",
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      },
      {
        "name": "ASML Holding NV",
        "value": "396689781.50",
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      },
      {
        "name": "MANHATTAN ASSOCIATES INC",
        "value": "390067382.02",
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      },
      {
        "name": "ANTHROPIC PBC SERIES F PC PP",
        "value": "387895862.76",
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      },
      {
        "name": "AMAZON.COM INC",
        "value": "382557000.00",
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      },
      {
        "name": "CROWDSTRIKE HOLDINGS INC",
        "value": "358074271.66",
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        "name": "SANDISK CORPORATION",
        "value": "336545109.12",
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      },
      {
        "name": "OKTA INC CL A",
        "value": "304039407.50",
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      {
        "name": "NETFLIX INC",
        "value": "296376854.40",
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      {
        "name": "MONGODB INC CL A",
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        "name": "ASTERA LABS INC",
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      },
      {
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      {
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      {
        "name": "DATABRICKS INC SER L PC PP",
        "value": "88642236.30",
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      {
        "name": "AMPHENOL CORPORATION CL A",
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        "name": "ZSCALER INC",
        "value": "81256072.00",
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      },
      {
        "name": "MONOLITHIC POWER SYS INC",
        "value": "69592866.00",
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      {
        "name": "CEREBRAS SYSTEMS INC SER G PC PP",
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      },
      {
        "name": "VAST DATA LTD SER E PC PP",
        "value": "66884548.50",
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      {
        "name": "JABIL INC",
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      {
        "name": "RUBRIK INC-A",
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        "name": "SPACE EXPLORATION TECHNOLOGIES CORP CLASS C PP",
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      {
        "name": "REVOLUT GROUP HOLDINGS LTD PP",
        "value": "58125395.16",
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        "name": "OPENAI GROUP PBC A PP",
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      {
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        "name": "AIRBNB INC CLASS A",
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      {
        "name": "STRIPE INC SER I PC PP",
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      {
        "name": "LIGHTMATTER INC SERIES D PC PP",
        "value": "30791977.96",
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      {
        "name": "RUNWAY AI, INC SER E PC PP",
        "value": "28717109.96",
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      {
        "name": "FRORE SYSTEMS INC SER C PC PP",
        "value": "27947187.94",
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      },
      {
        "name": "BYTEDANCE LTD SER E-1 PC PP",
        "value": "23745569.35",
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      },
      {
        "name": "PHYSICAL INTELLIGENCE SER B PC PP",
        "value": "17864042.00",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-25-002863",
      "as_of": "2025-10-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/315700/000003540225002863/0000035402-25-002863-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002676",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/320351/000003540226002676/0000035402-26-002676-index.htm"
    }
  ]
}