{
  "page": "compare",
  "query": {
    "a": "FB",
    "b": "IVV"
  },
  "retrieved_at": "2026-07-07T18:53:11+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": "ProShares S&P 500 Dynamic Buffer ETF",
    "ticker": "FB",
    "slug": "FB",
    "series_id": "S000093206",
    "html_url": "https://fundwatcher.app/funds/FB/"
  },
  "fund_b": {
    "name": "iShares Core S&P 500 ETF",
    "ticker": "IVV",
    "slug": "IVV",
    "series_id": "S000004310",
    "html_url": "https://fundwatcher.app/funds/IVV/"
  },
  "overlap": {
    "coverage_a_by_b": "0.8471331172986416357343857152",
    "coverage_b_by_a": "0.8471331172986416357343857152",
    "shared_count": 496,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "Repurchase Agreement",
        "value": "239274.44",
        "weight": "0.15030425",
        "shared": false
      },
      {
        "name": "NVIDIA CORP",
        "value": "99226.40",
        "weight": "0.06233073",
        "shared": true
      },
      {
        "name": "APPLE INC",
        "value": "89557.02",
        "weight": "0.05625674",
        "shared": true
      },
      {
        "name": "MICROSOFT CORP",
        "value": "67158.54",
        "weight": "0.04218676",
        "shared": true
      },
      {
        "name": "AMAZON.COM INC",
        "value": "47040.00",
        "weight": "0.02954897",
        "shared": true
      },
      {
        "name": "ALPHABET INC CL A",
        "value": "42087.60",
        "weight": "0.02643803",
        "shared": true
      },
      {
        "name": "BROADCOM INC",
        "value": "34830.95",
        "weight": "0.02187965",
        "shared": true
      },
      {
        "name": "META PLATFORMS INC CL A",
        "value": "33705.36",
        "weight": "0.02117259",
        "shared": true
      },
      {
        "name": "ALPHABET INC CL C",
        "value": "33011.58",
        "weight": "0.02073678",
        "shared": true
      },
      {
        "name": "TESLA INC",
        "value": "26565.66",
        "weight": "0.01668767",
        "shared": true
      },
      {
        "name": "BERKSHIRE HATH-B",
        "value": "22217.80",
        "weight": "0.01395648",
        "shared": true
      },
      {
        "name": "JPMORGAN CHASE and CO",
        "value": "19219.20",
        "weight": "0.01207286",
        "shared": true
      },
      {
        "name": "LILLY ELI and CO",
        "value": "18935.82",
        "weight": "0.01189485",
        "shared": true
      },
      {
        "name": "EXXON MOBIL CORP",
        "value": "14640.00",
        "weight": "0.00919636",
        "shared": true
      },
      {
        "name": "JOHNSON&JOHNSON",
        "value": "14160.51",
        "weight": "0.00889516",
        "shared": true
      },
      {
        "name": "WALMART INC",
        "value": "12795.00",
        "weight": "0.00803739",
        "shared": true
      },
      {
        "name": "VISA INC-CLASS A",
        "value": "12165.32",
        "weight": "0.00764185",
        "shared": true
      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "10721.62",
        "weight": "0.00673497",
        "shared": true
      },
      {
        "name": "COSTCO WHOLESALE CORP",
        "value": "10107.90",
        "weight": "0.00634945",
        "shared": true
      },
      {
        "name": "MASTERCARD INC CL A",
        "value": "9826.99",
        "weight": "0.00617299",
        "shared": true
      },
      {
        "name": "NETFLIX INC",
        "value": "9527.76",
        "weight": "0.00598502",
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      },
      {
        "name": "ABBVIE INC",
        "value": "9515.28",
        "weight": "0.00597718",
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      },
      {
        "name": "PROCTER & GAMBLE",
        "value": "9196.00",
        "weight": "0.00577662",
        "shared": true
      },
      {
        "name": "HOME DEPOT INC",
        "value": "8756.56",
        "weight": "0.00550058",
        "shared": true
      },
      {
        "name": "GENERAL ELECTRIC CO",
        "value": "8556.50",
        "weight": "0.00537491",
        "shared": true
      },
      {
        "name": "CHEVRON CORP",
        "value": "8404.20",
        "weight": "0.00527924",
        "shared": true
      },
      {
        "name": "CATERPILLAR INC",
        "value": "8171.13",
        "weight": "0.00513283",
        "shared": true
      },
      {
        "name": "BANK OF AMERICA CORPORATION",
        "value": "7723.65",
        "weight": "0.00485174",
        "shared": true
      },
      {
        "name": "ADV MICRO DEVICE",
        "value": "7407.77",
        "weight": "0.00465332",
        "shared": true
      },
      {
        "name": "CISCO SYSTEMS INC",
        "value": "7310.32",
        "weight": "0.00459210",
        "shared": true
      },
      {
        "name": "MERCK & CO",
        "value": "7305.38",
        "weight": "0.00458900",
        "shared": true
      },
      {
        "name": "PALANTIR TECHNOLOGIES INC",
        "value": "7271.07",
        "weight": "0.00456744",
        "shared": true
      },
      {
        "name": "COCA-COLA CO/THE",
        "value": "7177.28",
        "weight": "0.00450853",
        "shared": true
      },
      {
        "name": "LAM RESEARCH CORP",
        "value": "6782.81",
        "weight": "0.00426074",
        "shared": true
      },
      {
        "name": "PHILIP MORRIS INTL INC",
        "value": "6725.88",
        "weight": "0.00422497",
        "shared": true
      },
      {
        "name": "APPLIED MATERIALS INC",
        "value": "6701.40",
        "weight": "0.00420960",
        "shared": true
      },
      {
        "name": "RTX CORP",
        "value": "6281.22",
        "weight": "0.00394565",
        "shared": true
      },
      {
        "name": "UNITEDHEALTH GRP",
        "value": "6158.67",
        "weight": "0.00386867",
        "shared": true
      },
      {
        "name": "GOLDMAN SACHS GROUP INC",
        "value": "6016.99",
        "weight": "0.00377967",
        "shared": true
      },
      {
        "name": "WELLS FARGO & CO",
        "value": "5864.40",
        "weight": "0.00368382",
        "shared": true
      },
      {
        "name": "LINDE PLC",
        "value": "5588.88",
        "weight": "0.00351075",
        "shared": true
      },
      {
        "name": "ORACLE CORP",
        "value": "5525.20",
        "weight": "0.00347075",
        "shared": true
      },
      {
        "name": "MCDONALDS CORP",
        "value": "5456.96",
        "weight": "0.00342788",
        "shared": true
      },
      {
        "name": "PEPSICO INC",
        "value": "5261.94",
        "weight": "0.00330538",
        "shared": true
      },
      {
        "name": "GE VERNOVA LLC",
        "value": "5241.60",
        "weight": "0.00329260",
        "shared": true
      },
      {
        "name": "INTL BUS MACH CORP",
        "value": "5044.41",
        "weight": "0.00316873",
        "shared": true
      },
      {
        "name": "MORGAN STANLEY",
        "value": "4828.79",
        "weight": "0.00303329",
        "shared": true
      },
      {
        "name": "VERIZON COMMUNICATIONS INC",
        "value": "4813.44",
        "weight": "0.00302364",
        "shared": true
      },
      {
        "name": "ABBOTT LABS",
        "value": "4770.35",
        "weight": "0.00299658",
        "shared": true
      },
      {
        "name": "THERMO FISHER SCIENTIFIC INC",
        "value": "4689.99",
        "weight": "0.00294610",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "NVIDIA CORP",
        "value": "54504654387.20",
        "weight": "0.07559087",
        "shared": true
      },
      {
        "name": "APPLE INC",
        "value": "47919694106.59",
        "weight": "0.06645839",
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      },
      {
        "name": "MICROSOFT CORP",
        "value": "35352208176.93",
        "weight": "0.04902892",
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      },
      {
        "name": "AMAZON.COM INC",
        "value": "26166619178.82",
        "weight": "0.03628970",
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      },
      {
        "name": "ALPHABET INC CL A",
        "value": "21531956500.60",
        "weight": "0.02986202",
        "shared": true
      },
      {
        "name": "BROADCOM INC",
        "value": "18873585838.71",
        "weight": "0.02617521",
        "shared": true
      },
      {
        "name": "ALPHABET INC CL C",
        "value": "17253980983.26",
        "weight": "0.02392903",
        "shared": true
      },
      {
        "name": "META PLATFORMS INC CL A",
        "value": "16093613548.35",
        "weight": "0.02231975",
        "shared": true
      },
      {
        "name": "TESLA INC",
        "value": "13446722782.75",
        "weight": "0.01864886",
        "shared": true
      },
      {
        "name": "BERKSHIRE HATH-B",
        "value": "11301312873.60",
        "weight": "0.01567345",
        "shared": true
      },
      {
        "name": "JPMORGAN CHASE and CO",
        "value": "10200340990.56",
        "weight": "0.01414655",
        "shared": true
      },
      {
        "name": "LILLY ELI and CO",
        "value": "9373737539.61",
        "weight": "0.01300016",
        "shared": true
      },
      {
        "name": "EXXON MOBIL CORP",
        "value": "9118755041.80",
        "weight": "0.01264653",
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      },
      {
        "name": "JOHNSON&JOHNSON",
        "value": "7576153804.80",
        "weight": "0.01050714",
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      },
      {
        "name": "WALMART INC",
        "value": "7006676482.00",
        "weight": "0.00971735",
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      },
      {
        "name": "VISA INC-CLASS A",
        "value": "6534601681.28",
        "weight": "0.00906264",
        "shared": true
      },
      {
        "name": "COSTCO WHOLESALE CORP",
        "value": "5688533177.02",
        "weight": "0.00788926",
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      },
      {
        "name": "MASTERCARD INC CL A",
        "value": "5233588738.00",
        "weight": "0.00725831",
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      },
      {
        "name": "NETFLIX INC",
        "value": "5221150087.95",
        "weight": "0.00724106",
        "shared": true
      },
      {
        "name": "CHEVRON CORP",
        "value": "4988057034.62",
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        "shared": true
      },
      {
        "name": "ABBVIE INC",
        "value": "4943817605.09",
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      },
      {
        "name": "MICRON TECHNOLOGY INC",
        "value": "4890245824.40",
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      },
      {
        "name": "PROCTER & GAMBLE",
        "value": "4317207314.32",
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      },
      {
        "name": "PALANTIR TECHNOLOGIES INC",
        "value": "4297600639.56",
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      },
      {
        "name": "ADV MICRO DEVICE",
        "value": "4265810331.18",
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      },
      {
        "name": "CATERPILLAR INC",
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      },
      {
        "name": "HOME DEPOT INC",
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      },
      {
        "name": "BANK OF AMERICA CORPORATION",
        "value": "4160318857.50",
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      },
      {
        "name": "CISCO SYSTEMS INC",
        "value": "3942810413.99",
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      },
      {
        "name": "MERCK & CO",
        "value": "3839831340.79",
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      },
      {
        "name": "GENERAL ELECTRIC CO",
        "value": "3827931306.12",
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      },
      {
        "name": "COCA-COLA CO/THE",
        "value": "3786598097.10",
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      },
      {
        "name": "APPLIED MATERIALS INC",
        "value": "3489139973.28",
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      },
      {
        "name": "LAM RESEARCH CORP",
        "value": "3431484507.06",
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      },
      {
        "name": "RTX CORP",
        "value": "3330191842.50",
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      },
      {
        "name": "PHILIP MORRIS INTL INC",
        "value": "3310296610.32",
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      {
        "name": "GOLDMAN SACHS GROUP INC",
        "value": "3263480026.13",
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      },
      {
        "name": "ORACLE CORP",
        "value": "3208351264.89",
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      },
      {
        "name": "WELLS FARGO & CO",
        "value": "3166421434.87",
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      {
        "name": "UNITEDHEALTH GRP",
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      },
      {
        "name": "GE VERNOVA LLC",
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      },
      {
        "name": "LINDE PLC",
        "value": "2977124070.72",
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      },
      {
        "name": "INTL BUS MACH CORP",
        "value": "2913953436.84",
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      },
      {
        "name": "MCDONALDS CORP",
        "value": "2846472464.91",
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      },
      {
        "name": "PEPSICO INC",
        "value": "2729513384.62",
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        "shared": true
      },
      {
        "name": "VERIZON COMMUNICATIONS INC",
        "value": "2722634951.20",
        "weight": "0.00377594",
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      },
      {
        "name": "INTEL CORP",
        "value": "2664895829.61",
        "weight": "0.00369586",
        "shared": true
      },
      {
        "name": "AT&T INC",
        "value": "2610136653.41",
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        "shared": true
      },
      {
        "name": "CITIGROUP INC",
        "value": "2548888048.85",
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        "shared": true
      },
      {
        "name": "MORGAN STANLEY",
        "value": "2546500390.77",
        "weight": "0.00353167",
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      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-009205",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1174610/000207169126009205/0002071691-26-009205-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-012459",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126012459/0002071691-26-012459-index.htm"
    }
  ]
}