{
  "page": "compare",
  "query": {
    "a": "BBC",
    "b": "PRHSX"
  },
  "retrieved_at": "2026-07-07T16:43:54+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": "Virtus LifeSci Biotech Clinical Trials ETF",
    "ticker": "BBC",
    "slug": "BBC",
    "series_id": "S000047353",
    "html_url": "https://fundwatcher.app/funds/BBC/"
  },
  "fund_b": {
    "name": "T. Rowe Price Health Sciences Fund, Inc.",
    "ticker": "PRHSX",
    "slug": "PRHSX",
    "series_id": "S000002088",
    "html_url": "https://fundwatcher.app/funds/PRHSX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1554102684273089133765058941",
    "coverage_b_by_a": "0.1554102684273089133765058941",
    "shared_count": 62,
    "as_of": {
      "a": "2026-04-30",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "DREYFUS GOVT CASH MGMT FUND",
        "value": "852187.85",
        "weight": "0.02233572",
        "shared": false
      },
      {
        "name": "ERASCA INC",
        "value": "816514.20",
        "weight": "0.02140072",
        "shared": true
      },
      {
        "name": "ENLIVEN THERAPEUTICS INC",
        "value": "674935.10",
        "weight": "0.01768995",
        "shared": true
      },
      {
        "name": "TANGO THERAPEUTICS INC",
        "value": "638179.16",
        "weight": "0.01672658",
        "shared": true
      },
      {
        "name": "ORUKA THERAPEUTICS INC",
        "value": "625472.63",
        "weight": "0.01639355",
        "shared": true
      },
      {
        "name": "SPYRE THERAPEUTICS INC",
        "value": "611085.60",
        "weight": "0.01601646",
        "shared": true
      },
      {
        "name": "ALUMIS INC",
        "value": "593053.80",
        "weight": "0.01554385",
        "shared": true
      },
      {
        "name": "DIANTHUS THERAPEUTICS INC",
        "value": "575177.80",
        "weight": "0.01507533",
        "shared": true
      },
      {
        "name": "KODIAK SCIENCES INC",
        "value": "503976.68",
        "weight": "0.01320916",
        "shared": true
      },
      {
        "name": "REVOLUTION MEDICINES INC",
        "value": "503843.52",
        "weight": "0.01320566",
        "shared": true
      },
      {
        "name": "CORVUS PHARMACEUTICALS INC",
        "value": "500905.44",
        "weight": "0.01312866",
        "shared": true
      },
      {
        "name": "REZOLUTE INC",
        "value": "490681.60",
        "weight": "0.01286069",
        "shared": false
      },
      {
        "name": "DEFINIUM THERAPEUTICS INC",
        "value": "481206.84",
        "weight": "0.01261236",
        "shared": false
      },
      {
        "name": "CG ONCOLOGY INC",
        "value": "449894.34",
        "weight": "0.01179166",
        "shared": true
      },
      {
        "name": "JADE BIOSCIENCES INC",
        "value": "449570.00",
        "weight": "0.01178316",
        "shared": false
      },
      {
        "name": "INHIBRX BIOSCIENCES INC",
        "value": "447971.07",
        "weight": "0.01174126",
        "shared": false
      },
      {
        "name": "RELAY THERAPEUTICS INC",
        "value": "445448.16",
        "weight": "0.01167513",
        "shared": true
      },
      {
        "name": "GH RESEARCH PLC",
        "value": "434722.75",
        "weight": "0.01139402",
        "shared": false
      },
      {
        "name": "NEKTAR THERAPEUTICS",
        "value": "429026.80",
        "weight": "0.01124473",
        "shared": false
      },
      {
        "name": "TYRA BIOSCIENCES INC",
        "value": "423811.00",
        "weight": "0.01110802",
        "shared": true
      },
      {
        "name": "VIR BIOTECHNOLOGY INC",
        "value": "421430.04",
        "weight": "0.01104562",
        "shared": false
      },
      {
        "name": "INTELLIA THERAPEUTICS INC",
        "value": "412474.52",
        "weight": "0.01081090",
        "shared": false
      },
      {
        "name": "CENTESSA PHARMACEUTICALS LTD ADR",
        "value": "410401.62",
        "weight": "0.01075657",
        "shared": true
      },
      {
        "name": "ANAPTYSBIO INC",
        "value": "403516.47",
        "weight": "0.01057611",
        "shared": false
      },
      {
        "name": "OMEROS CORP",
        "value": "397003.20",
        "weight": "0.01040540",
        "shared": false
      },
      {
        "name": "TECTONIC THERAPEUTIC INC",
        "value": "390629.02",
        "weight": "0.01023833",
        "shared": true
      },
      {
        "name": "ALLOGENE THERAPEUTICS INC",
        "value": "389338.44",
        "weight": "0.01020450",
        "shared": true
      },
      {
        "name": "COMPASS Pathways PLC, ADR",
        "value": "371007.00",
        "weight": "0.00972404",
        "shared": false
      },
      {
        "name": "EDGEWISE THERAPEUTICS INC",
        "value": "361767.60",
        "weight": "0.00948188",
        "shared": false
      },
      {
        "name": "PALVELLA THERAPEUTICS INC",
        "value": "359039.36",
        "weight": "0.00941037",
        "shared": true
      },
      {
        "name": "CAPRICOR THERAPEUTICS INC",
        "value": "356149.48",
        "weight": "0.00933463",
        "shared": false
      },
      {
        "name": "VAXCYTE INC",
        "value": "354945.24",
        "weight": "0.00930306",
        "shared": true
      },
      {
        "name": "PHARVARIS NV",
        "value": "354258.24",
        "weight": "0.00928506",
        "shared": true
      },
      {
        "name": "ARRIVENT BIOPHARMA INC",
        "value": "351317.00",
        "weight": "0.00920797",
        "shared": false
      },
      {
        "name": "XENON PHARMACEUTICALS INC",
        "value": "351034.56",
        "weight": "0.00920056",
        "shared": false
      },
      {
        "name": "NEUROGENE INC",
        "value": "344205.37",
        "weight": "0.00902157",
        "shared": false
      },
      {
        "name": "SUMMIT THERAPEUTICS INC",
        "value": "337093.68",
        "weight": "0.00883518",
        "shared": true
      },
      {
        "name": "AMYLYX PHARMACEUTICALS INC",
        "value": "337088.00",
        "weight": "0.00883503",
        "shared": false
      },
      {
        "name": "CELLDEX THERAPEUTICS INC",
        "value": "329852.16",
        "weight": "0.00864538",
        "shared": true
      },
      {
        "name": "PRAXIS PRECISION MEDICINES INC",
        "value": "327119.58",
        "weight": "0.00857376",
        "shared": true
      },
      {
        "name": "ARCUS BIOSCIENCES INC",
        "value": "326884.50",
        "weight": "0.00856759",
        "shared": false
      },
      {
        "name": "ANNEXON INC",
        "value": "325990.45",
        "weight": "0.00854416",
        "shared": true
      },
      {
        "name": "TERNS PHARMACEUTICALS INC",
        "value": "324566.76",
        "weight": "0.00850685",
        "shared": true
      },
      {
        "name": "LIQUIDIA TECHNOLOGIES INC",
        "value": "324188.28",
        "weight": "0.00849693",
        "shared": true
      },
      {
        "name": "MONTE ROSA THERAPEUTICS INC",
        "value": "324056.30",
        "weight": "0.00849347",
        "shared": true
      },
      {
        "name": "IMMUNOME INC",
        "value": "323499.88",
        "weight": "0.00847888",
        "shared": true
      },
      {
        "name": "BICARA THERAPEUTICS INC",
        "value": "322275.72",
        "weight": "0.00844680",
        "shared": true
      },
      {
        "name": "CELCUITY INC",
        "value": "318058.35",
        "weight": "0.00833626",
        "shared": true
      },
      {
        "name": "IRONWOOD PHARMA CL A (PEND)",
        "value": "318025.13",
        "weight": "0.00833539",
        "shared": false
      },
      {
        "name": "AbCellera Biologics Inc COM",
        "value": "316416.75",
        "weight": "0.00829324",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "LILLY ELI and CO",
        "value": "1104163650.06",
        "weight": "0.10141020",
        "shared": false
      },
      {
        "name": "THERMO FISHER SCIENTIFIC INC",
        "value": "442858207.87",
        "weight": "0.04067363",
        "shared": false
      },
      {
        "name": "INTUITIVE SURGICAL INC",
        "value": "397936248.79",
        "weight": "0.03654784",
        "shared": false
      },
      {
        "name": "STRYKER CORP",
        "value": "377064253.98",
        "weight": "0.03463088",
        "shared": false
      },
      {
        "name": "MERCK & CO",
        "value": "374870793.68",
        "weight": "0.03442943",
        "shared": false
      },
      {
        "name": "ASTRAZENECA PLC",
        "value": "345378566.70",
        "weight": "0.03172076",
        "shared": false
      },
      {
        "name": "UNITEDHEALTH GRP",
        "value": "336306840.35",
        "weight": "0.03088758",
        "shared": false
      },
      {
        "name": "ARGENX SE SPONSORED ADR",
        "value": "317885127.50",
        "weight": "0.02919567",
        "shared": false
      },
      {
        "name": "ABBVIE INC",
        "value": "309562434.09",
        "weight": "0.02843128",
        "shared": false
      },
      {
        "name": "REGENERON PHARMACEUTICALS INC",
        "value": "288369336.64",
        "weight": "0.02648484",
        "shared": false
      },
      {
        "name": "GILEAD SCIENCES INC",
        "value": "283595093.32",
        "weight": "0.02604635",
        "shared": false
      },
      {
        "name": "JOHNSON&JOHNSON",
        "value": "266037496.20",
        "weight": "0.02443380",
        "shared": false
      },
      {
        "name": "VERTEX PHARMACEUTICALS INC",
        "value": "264036869.30",
        "weight": "0.02425006",
        "shared": false
      },
      {
        "name": "DANAHER CORP",
        "value": "222869301.60",
        "weight": "0.02046909",
        "shared": false
      },
      {
        "name": "ALNYLAM PHARMACEUTICALS INC",
        "value": "175987767.78",
        "weight": "0.01616332",
        "shared": false
      },
      {
        "name": "Ascendis Pharma A/S",
        "value": "154661050.29",
        "weight": "0.01420460",
        "shared": false
      },
      {
        "name": "REVOLUTION MEDICINES INC",
        "value": "147792964.50",
        "weight": "0.01357382",
        "shared": true
      },
      {
        "name": "UNITED THERAPEUTICS CORP DEL",
        "value": "146432260.14",
        "weight": "0.01344884",
        "shared": false
      },
      {
        "name": "BEONE MEDICINE-H",
        "value": "129161256.95",
        "weight": "0.01186262",
        "shared": false
      },
      {
        "name": "ROIVANT SCIENCES LTD",
        "value": "123200542.10",
        "weight": "0.01131516",
        "shared": false
      },
      {
        "name": "PROTAGONIST THERAPEUTICS INC",
        "value": "120373018.60",
        "weight": "0.01105547",
        "shared": true
      },
      {
        "name": "INSMED INC",
        "value": "114904686.40",
        "weight": "0.01055324",
        "shared": false
      },
      {
        "name": "SUMMIT THERAPEUTICS INC",
        "value": "112780204.08",
        "weight": "0.01035812",
        "shared": true
      },
      {
        "name": "NATERA INC",
        "value": "112343582.54",
        "weight": "0.01031802",
        "shared": false
      },
      {
        "name": "TENET HEALTHCARE CORP",
        "value": "109471048.42",
        "weight": "0.01005420",
        "shared": false
      },
      {
        "name": "BRIGHTSPRING HEALTH SERVICES INC",
        "value": "107124820.97",
        "weight": "0.00983871",
        "shared": false
      },
      {
        "name": "AMGEN INC",
        "value": "106864585.70",
        "weight": "0.00981481",
        "shared": false
      },
      {
        "name": "BOSTON SCIENTIFIC CORP",
        "value": "100636630.25",
        "weight": "0.00924282",
        "shared": false
      },
      {
        "name": "HCA HEALTHCARE INC",
        "value": "97589186.60",
        "weight": "0.00896293",
        "shared": false
      },
      {
        "name": "GUARDANT HEALTH INC",
        "value": "97541611.56",
        "weight": "0.00895856",
        "shared": false
      },
      {
        "name": "CVS HEALTH CORP",
        "value": "94108546.98",
        "weight": "0.00864325",
        "shared": false
      },
      {
        "name": "KYMERA THERAPEUTICS INC",
        "value": "83487147.43",
        "weight": "0.00766775",
        "shared": true
      },
      {
        "name": "THE CIGNA GROUP",
        "value": "80106092.00",
        "weight": "0.00735722",
        "shared": false
      },
      {
        "name": "CG ONCOLOGY INC",
        "value": "75028220.64",
        "weight": "0.00689085",
        "shared": true
      },
      {
        "name": "CARDINAL HEALTH INC",
        "value": "73584903.92",
        "weight": "0.00675829",
        "shared": false
      },
      {
        "name": "ELEVANCE HEALTH INC",
        "value": "71512384.50",
        "weight": "0.00656794",
        "shared": false
      },
      {
        "name": "KRYSTAL BIOTECH INC",
        "value": "70637862.32",
        "weight": "0.00648763",
        "shared": false
      },
      {
        "name": "SCHOLAR ROCK HOLDING CORP",
        "value": "67338384.80",
        "weight": "0.00618459",
        "shared": true
      },
      {
        "name": "IONIS PHARMACEUTICALS INC",
        "value": "66291179.07",
        "weight": "0.00608841",
        "shared": false
      },
      {
        "name": "BRIDGEBIO PHARMA INC",
        "value": "64171704.74",
        "weight": "0.00589375",
        "shared": false
      },
      {
        "name": "CHUGAI PHARMA CO",
        "value": "62924419.81",
        "weight": "0.00577920",
        "shared": false
      },
      {
        "name": "STRUCTURE THERAPEUTICS INC ADR",
        "value": "61368577.40",
        "weight": "0.00563630",
        "shared": true
      },
      {
        "name": "PRAXIS PRECISION MEDICINES INC",
        "value": "60990889.19",
        "weight": "0.00560161",
        "shared": true
      },
      {
        "name": "CELCUITY INC",
        "value": "60608340.00",
        "weight": "0.00556648",
        "shared": true
      },
      {
        "name": "ROYALTY PHARMA PLC",
        "value": "59566411.71",
        "weight": "0.00547078",
        "shared": false
      },
      {
        "name": "CENCORA INC",
        "value": "56456298.38",
        "weight": "0.00518514",
        "shared": false
      },
      {
        "name": "CENTESSA PHARMACEUTICALS LTD ADR",
        "value": "54320158.44",
        "weight": "0.00498895",
        "shared": true
      },
      {
        "name": "VERA THERAPEUTICS INC",
        "value": "49716475.38",
        "weight": "0.00456613",
        "shared": true
      },
      {
        "name": "NUVALENT INC-A",
        "value": "47105587.95",
        "weight": "0.00432634",
        "shared": true
      },
      {
        "name": "APOGEE THERAPEUTICS INC",
        "value": "46722598.66",
        "weight": "0.00429116",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000940400-26-024966",
      "as_of": "2026-04-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1559109/000094040026024966/0000940400-26-024966-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001099263-26-006598",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1002624/000109926326006598/0001099263-26-006598-index.htm"
    }
  ]
}