{
  "page": "compare",
  "query": {
    "a": "POWR",
    "b": "IDU"
  },
  "retrieved_at": "2026-07-07T19:20:03+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": "iShares U.S. Power Infrastructure ETF",
    "ticker": "POWR",
    "slug": "POWR",
    "series_id": "S000035884",
    "html_url": "https://fundwatcher.app/funds/POWR/"
  },
  "fund_b": {
    "name": "iShares U.S. Utilities ETF",
    "ticker": "IDU",
    "slug": "IDU",
    "series_id": "S000004332",
    "html_url": "https://fundwatcher.app/funds/IDU/"
  },
  "overlap": {
    "coverage_a_by_b": "0.4823865851022937808870753553",
    "coverage_b_by_a": "0.4823865851022937808870753553",
    "shared_count": 34,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "GE VERNOVA LLC",
        "value": "8825019.00",
        "weight": "0.06018807",
        "shared": false
      },
      {
        "name": "NEXTERA ENERGY INC",
        "value": "8690502.96",
        "weight": "0.05927065",
        "shared": true
      },
      {
        "name": "EATON CORP PLC",
        "value": "8621635.35",
        "weight": "0.05880096",
        "shared": false
      },
      {
        "name": "QUANTA SVCS INC",
        "value": "8292947.10",
        "weight": "0.05655925",
        "shared": false
      },
      {
        "name": "EQT CORPORATION",
        "value": "7653600.96",
        "weight": "0.05219881",
        "shared": false
      },
      {
        "name": "SOUTHERN CO",
        "value": "5768035.20",
        "weight": "0.03933894",
        "shared": true
      },
      {
        "name": "DUKE ENERGY CORP NEW",
        "value": "5525798.94",
        "weight": "0.03768685",
        "shared": true
      },
      {
        "name": "EXPAND ENERGY CORP",
        "value": "5038462.88",
        "weight": "0.03436314",
        "shared": false
      },
      {
        "name": "HUBBELL INC",
        "value": "5027140.56",
        "weight": "0.03428592",
        "shared": false
      },
      {
        "name": "CONSTELLATION ENERGY CORP",
        "value": "4721279.75",
        "weight": "0.03219990",
        "shared": true
      },
      {
        "name": "FIRST SOLAR INC",
        "value": "4079336.80",
        "weight": "0.02782174",
        "shared": false
      },
      {
        "name": "AMERICAN ELECTRIC POWER CO INC",
        "value": "3846804.76",
        "weight": "0.02623584",
        "shared": true
      },
      {
        "name": "NVENT ELECTRIC",
        "value": "3677325.20",
        "weight": "0.02507996",
        "shared": false
      },
      {
        "name": "NEXTRACKER INC CL A",
        "value": "3449176.60",
        "weight": "0.02352395",
        "shared": false
      },
      {
        "name": "DOMINION ENERGY INC",
        "value": "2864924.26",
        "weight": "0.01953925",
        "shared": true
      },
      {
        "name": "BlackRock Cash Funds: Institutional, SL Agency Shares",
        "value": "2847896.51",
        "weight": "0.01942312",
        "shared": true
      },
      {
        "name": "ENTERGY CORP",
        "value": "2758325.64",
        "weight": "0.01881223",
        "shared": true
      },
      {
        "name": "EXELON CORP",
        "value": "2721149.22",
        "weight": "0.01855868",
        "shared": true
      },
      {
        "name": "VISTRA CORP",
        "value": "2600709.00",
        "weight": "0.01773726",
        "shared": true
      },
      {
        "name": "XCEL ENERGY INC",
        "value": "2549865.12",
        "weight": "0.01739050",
        "shared": true
      },
      {
        "name": "ANTERO RESOURCES",
        "value": "2397011.20",
        "weight": "0.01634801",
        "shared": false
      },
      {
        "name": "CONSOLIDATED EDISON INC",
        "value": "2217083.02",
        "weight": "0.01512087",
        "shared": true
      },
      {
        "name": "GENERAC HOLDINGS INC",
        "value": "2207424.33",
        "weight": "0.01505499",
        "shared": false
      },
      {
        "name": "PUB SERV ENTERP",
        "value": "2192854.55",
        "weight": "0.01495563",
        "shared": true
      },
      {
        "name": "PG&E CORP",
        "value": "2096329.41",
        "weight": "0.01429731",
        "shared": true
      },
      {
        "name": "RANGE RESOURCES CORP",
        "value": "2062918.80",
        "weight": "0.01406944",
        "shared": false
      },
      {
        "name": "WEC ENERGY GROUP INC",
        "value": "2044382.43",
        "weight": "0.01394302",
        "shared": true
      },
      {
        "name": "NRG ENERGY INC",
        "value": "1683532.80",
        "weight": "0.01148197",
        "shared": true
      },
      {
        "name": "AMEREN CORP",
        "value": "1648580.16",
        "weight": "0.01124359",
        "shared": true
      },
      {
        "name": "DTE ENERGY CO",
        "value": "1647753.18",
        "weight": "0.01123795",
        "shared": true
      },
      {
        "name": "PPL CORPORATION",
        "value": "1534761.40",
        "weight": "0.01046732",
        "shared": true
      },
      {
        "name": "CENTERPOINT ENERGY INC",
        "value": "1530194.64",
        "weight": "0.01043618",
        "shared": true
      },
      {
        "name": "EDISON INTL",
        "value": "1528217.94",
        "weight": "0.01042270",
        "shared": true
      },
      {
        "name": "VALMONT INDUSTRIES INC",
        "value": "1515169.44",
        "weight": "0.01033370",
        "shared": false
      },
      {
        "name": "FIRSTENERGY CORP",
        "value": "1429675.86",
        "weight": "0.00975062",
        "shared": true
      },
      {
        "name": "EVERSOURCE ENERGY",
        "value": "1411787.84",
        "weight": "0.00962862",
        "shared": true
      },
      {
        "name": "CMS ENERGY CORP",
        "value": "1290077.82",
        "weight": "0.00879854",
        "shared": true
      },
      {
        "name": "ENERSYS INC",
        "value": "1232890.84",
        "weight": "0.00840852",
        "shared": false
      },
      {
        "name": "CNX RESOURCES CORP",
        "value": "1057503.60",
        "weight": "0.00721235",
        "shared": false
      },
      {
        "name": "CORE NATURAL RESOURCES INC",
        "value": "1033475.64",
        "weight": "0.00704847",
        "shared": false
      },
      {
        "name": "EVERGY INC",
        "value": "1024491.52",
        "weight": "0.00698720",
        "shared": true
      },
      {
        "name": "ALLIANT ENERGY CORPORATION",
        "value": "1001626.08",
        "weight": "0.00683125",
        "shared": true
      },
      {
        "name": "POWELL INDUSTRIES INC",
        "value": "984765.60",
        "weight": "0.00671626",
        "shared": false
      },
      {
        "name": "ENPHASE ENERGY INC",
        "value": "953416.96",
        "weight": "0.00650246",
        "shared": false
      },
      {
        "name": "WARRIOR MET COAL INC",
        "value": "943609.50",
        "weight": "0.00643557",
        "shared": false
      },
      {
        "name": "MYR GROUP INC/DELAWARE",
        "value": "844136.80",
        "weight": "0.00575715",
        "shared": false
      },
      {
        "name": "TALEN ENERGY CORP",
        "value": "792648.09",
        "weight": "0.00540599",
        "shared": true
      },
      {
        "name": "ITRON INC",
        "value": "790895.12",
        "weight": "0.00539403",
        "shared": false
      },
      {
        "name": "PINNACLE WEST CAPITAL CORP",
        "value": "655580.25",
        "weight": "0.00447116",
        "shared": true
      },
      {
        "name": "SOLAREDGE TECHNOLOGIES INC",
        "value": "587942.85",
        "weight": "0.00400987",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "NEXTERA ENERGY INC",
        "value": "160500126.00",
        "weight": "0.11746892",
        "shared": true
      },
      {
        "name": "SOUTHERN CO",
        "value": "86132082.27",
        "weight": "0.06303947",
        "shared": true
      },
      {
        "name": "DUKE ENERGY CORP NEW",
        "value": "82626244.20",
        "weight": "0.06047357",
        "shared": true
      },
      {
        "name": "CONSTELLATION ENERGY CORP",
        "value": "76943089.08",
        "weight": "0.05631411",
        "shared": true
      },
      {
        "name": "WASTE MANAGEMENT INC",
        "value": "71959311.84",
        "weight": "0.05266652",
        "shared": false
      },
      {
        "name": "AMERICAN ELECTRIC POWER CO INC",
        "value": "56083446.00",
        "weight": "0.04104708",
        "shared": true
      },
      {
        "name": "SEMPRA ENERGY",
        "value": "49711597.32",
        "weight": "0.03638357",
        "shared": false
      },
      {
        "name": "VISTRA CORP",
        "value": "46885376.45",
        "weight": "0.03431508",
        "shared": true
      },
      {
        "name": "DOMINION ENERGY INC",
        "value": "44945485.75",
        "weight": "0.03289529",
        "shared": true
      },
      {
        "name": "EXELON CORP",
        "value": "39615298.70",
        "weight": "0.02899416",
        "shared": true
      },
      {
        "name": "XCEL ENERGY INC",
        "value": "39399156.06",
        "weight": "0.02883597",
        "shared": true
      },
      {
        "name": "REPUBLIC SVCS",
        "value": "38132660.83",
        "weight": "0.02790903",
        "shared": false
      },
      {
        "name": "ENTERGY CORP",
        "value": "37475346.24",
        "weight": "0.02742794",
        "shared": true
      },
      {
        "name": "PUB SERV ENTERP",
        "value": "35996343.96",
        "weight": "0.02634547",
        "shared": true
      },
      {
        "name": "CONSOLIDATED EDISON INC",
        "value": "33640805.33",
        "weight": "0.02462147",
        "shared": true
      },
      {
        "name": "WEC ENERGY GROUP INC",
        "value": "31536412.53",
        "weight": "0.02308128",
        "shared": true
      },
      {
        "name": "PG&E CORP",
        "value": "29588481.96",
        "weight": "0.02165560",
        "shared": true
      },
      {
        "name": "NRG ENERGY INC",
        "value": "25142892.53",
        "weight": "0.01840191",
        "shared": true
      },
      {
        "name": "AMEREN CORP",
        "value": "24394322.88",
        "weight": "0.01785403",
        "shared": true
      },
      {
        "name": "DTE ENERGY CO",
        "value": "24371022.42",
        "weight": "0.01783698",
        "shared": true
      },
      {
        "name": "PPL CORPORATION",
        "value": "23481010.00",
        "weight": "0.01718559",
        "shared": true
      },
      {
        "name": "ATMOS ENERGY CORP",
        "value": "23300241.84",
        "weight": "0.01705328",
        "shared": false
      },
      {
        "name": "FIRSTENERGY CORP",
        "value": "22736455.20",
        "weight": "0.01664065",
        "shared": true
      },
      {
        "name": "CENTERPOINT ENERGY INC",
        "value": "22634214.75",
        "weight": "0.01656582",
        "shared": true
      },
      {
        "name": "EVERSOURCE ENERGY",
        "value": "22473817.35",
        "weight": "0.01644843",
        "shared": true
      },
      {
        "name": "AMERICAN WATER WRKS COMPANY",
        "value": "22012403.71",
        "weight": "0.01611072",
        "shared": false
      },
      {
        "name": "EDISON INTL",
        "value": "20774615.04",
        "weight": "0.01520480",
        "shared": true
      },
      {
        "name": "CMS ENERGY CORP",
        "value": "18937701.00",
        "weight": "0.01386037",
        "shared": true
      },
      {
        "name": "NISOURCE INC",
        "value": "18493820.98",
        "weight": "0.01353550",
        "shared": false
      },
      {
        "name": "EVERGY INC",
        "value": "15455263.52",
        "weight": "0.01131160",
        "shared": true
      },
      {
        "name": "ALLIANT ENERGY CORPORATION",
        "value": "14816963.46",
        "weight": "0.01084443",
        "shared": true
      },
      {
        "name": "TALEN ENERGY CORP",
        "value": "13823969.88",
        "weight": "0.01011767",
        "shared": true
      },
      {
        "name": "CLEAN HARBORS INC",
        "value": "11521550.39",
        "weight": "0.00843254",
        "shared": false
      },
      {
        "name": "BlackRock Cash Funds: Institutional, SL Agency Shares",
        "value": "9909131.47",
        "weight": "0.00725242",
        "shared": true
      },
      {
        "name": "PINNACLE WEST CAPITAL CORP",
        "value": "9757840.20",
        "weight": "0.00714170",
        "shared": true
      },
      {
        "name": "ESSENTIAL UTILITIES INC",
        "value": "9522479.52",
        "weight": "0.00696944",
        "shared": false
      },
      {
        "name": "AES CORP",
        "value": "9105443.80",
        "weight": "0.00666421",
        "shared": true
      },
      {
        "name": "OGE ENERGY CORP",
        "value": "7669771.20",
        "weight": "0.00561345",
        "shared": true
      },
      {
        "name": "UGI CORP NEW",
        "value": "7539115.71",
        "weight": "0.00551783",
        "shared": false
      },
      {
        "name": "NATL FUEL GAS CO",
        "value": "6578395.00",
        "weight": "0.00481468",
        "shared": false
      },
      {
        "name": "IDACORP INC",
        "value": "6270476.59",
        "weight": "0.00458932",
        "shared": true
      },
      {
        "name": "BROOKFIELD RENEW",
        "value": "4924388.04",
        "weight": "0.00360413",
        "shared": false
      },
      {
        "name": "MDU RESOURCES GROUP INC",
        "value": "3642124.78",
        "weight": "0.00266565",
        "shared": false
      },
      {
        "name": "CLEARWAY ENERGY INC CL C",
        "value": "2566939.20",
        "weight": "0.00187872",
        "shared": true
      },
      {
        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
        "value": "2255025.16",
        "weight": "0.00165044",
        "shared": true
      },
      {
        "name": "CLEARWAY ENERGY INC",
        "value": "1026506.69",
        "weight": "0.00075129",
        "shared": true
      },
      {
        "name": "XAU UTILITIES MAR26",
        "value": "10725.98",
        "weight": "0.00000785",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001004726-26-003735",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/930667/000100472626003735/0001004726-26-003735-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001004726-26-001921",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000100472626001921/0001004726-26-001921-index.htm"
    }
  ]
}