{
  "page": "compare",
  "query": {
    "a": "IBMS",
    "b": "IBMQ"
  },
  "retrieved_at": "2026-07-07T17:39:44+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 iBonds Dec 2030 Term Muni Bond ETF",
    "ticker": "IBMS",
    "slug": "IBMS",
    "series_id": "S000085095",
    "html_url": "https://fundwatcher.app/funds/IBMS/"
  },
  "fund_b": {
    "name": "iShares iBonds Dec 2028 Term Muni Bond ETF",
    "ticker": "IBMQ",
    "slug": "IBMQ",
    "series_id": "S000065129",
    "html_url": "https://fundwatcher.app/funds/IBMQ/"
  },
  "overlap": {
    "coverage_a_by_b": "0.01667505430683132069341426134",
    "coverage_b_by_a": "0.01667505430683132069341426135",
    "shared_count": 48,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "BLKR-LI MUNI-INS",
        "value": "1725764.27",
        "weight": "0.00675881",
        "shared": true
      },
      {
        "name": "UNIV OF CALIFORNIA CA REVENUES REGD N/C B/E 5.00000000",
        "value": "1692671.09",
        "weight": "0.00662920",
        "shared": false
      },
      {
        "name": "CT HLTH & EDUCTNL-B-1",
        "value": "1607316.45",
        "weight": "0.00629492",
        "shared": false
      },
      {
        "name": "State of California",
        "value": "1437961.95",
        "weight": "0.00563166",
        "shared": false
      },
      {
        "name": "NEW YORK NY",
        "value": "1270271.11",
        "weight": "0.00497491",
        "shared": false
      },
      {
        "name": "MORRIS CNTY NJ",
        "value": "1249228.37",
        "weight": "0.00489250",
        "shared": false
      },
      {
        "name": "State of Hawaii Airports System Revenue",
        "value": "1197920.90",
        "weight": "0.00469156",
        "shared": false
      },
      {
        "name": "State of New Jersey, Series 2020A",
        "value": "1135106.72",
        "weight": "0.00444555",
        "shared": false
      },
      {
        "name": "ALABAMA ST PUBLIC SCH & CLG AUTH",
        "value": "1132943.58",
        "weight": "0.00443708",
        "shared": false
      },
      {
        "name": "TRIBOROUGH NY BRIDGE & TUNNEL AUTH PAYROLL MOBILITY TAX",
        "value": "926349.11",
        "weight": "0.00362797",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST-REF",
        "value": "872738.89",
        "weight": "0.00341801",
        "shared": false
      },
      {
        "name": "LOS ANGELES-E-REF",
        "value": "777713.93",
        "weight": "0.00304585",
        "shared": false
      },
      {
        "name": "State of California",
        "value": "769785.20",
        "weight": "0.00301480",
        "shared": false
      },
      {
        "name": "State of California, Series 2019",
        "value": "766757.57",
        "weight": "0.00300294",
        "shared": false
      },
      {
        "name": "Duval County Public Schools, Series 2022A",
        "value": "741594.93",
        "weight": "0.00290439",
        "shared": false
      },
      {
        "name": "Rancho Santiago Community College District",
        "value": "727154.60",
        "weight": "0.00284784",
        "shared": false
      },
      {
        "name": "Metropolitan Transit Authority of Harris County Sales & Use Tax",
        "value": "723279.31",
        "weight": "0.00283266",
        "shared": true
      },
      {
        "name": "State of California, Series 2018, GO Bonds",
        "value": "723197.63",
        "weight": "0.00283234",
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      },
      {
        "name": "PRV COL and UNV GA 5% 9/1/2030",
        "value": "718252.01",
        "weight": "0.00281297",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST CLEAN WTR TRUST",
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        "weight": "0.00277897",
        "shared": false
      },
      {
        "name": "Honolulu (City & County of), HI (Honolulu Rail Transit), Series 2021, GO Bonds",
        "value": "703031.36",
        "weight": "0.00275336",
        "shared": false
      },
      {
        "name": "NYC TRANS FIN AUTH",
        "value": "692353.48",
        "weight": "0.00271154",
        "shared": true
      },
      {
        "name": "State of Maryland, Series 2020A-2",
        "value": "690389.28",
        "weight": "0.00270385",
        "shared": false
      },
      {
        "name": "CONROE TX INDEP SCH DIST",
        "value": "690038.25",
        "weight": "0.00270248",
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      },
      {
        "name": "BEVERLY HILLS USD CAB",
        "value": "688610.24",
        "weight": "0.00269688",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST",
        "value": "680592.81",
        "weight": "0.00266548",
        "shared": false
      },
      {
        "name": "LOS ANGELES WTR-A-REF",
        "value": "679671.13",
        "weight": "0.00266187",
        "shared": false
      },
      {
        "name": "MET TRANSPRTN AUTH NY REVENUE",
        "value": "677057.19",
        "weight": "0.00265164",
        "shared": false
      },
      {
        "name": "IL ST TOLL HWY AUTH",
        "value": "675696.38",
        "weight": "0.00264631",
        "shared": false
      },
      {
        "name": "NEW YORK NY",
        "value": "673817.29",
        "weight": "0.00263895",
        "shared": false
      },
      {
        "name": "State of Connecticut, Series 2021A",
        "value": "658447.56",
        "weight": "0.00257875",
        "shared": false
      },
      {
        "name": "State of California",
        "value": "641885.38",
        "weight": "0.00251389",
        "shared": false
      },
      {
        "name": "MANHATTAN BEACH CA UNIF SCH DIST",
        "value": "640964.32",
        "weight": "0.00251028",
        "shared": false
      },
      {
        "name": "State of Illinois, Series 2024B",
        "value": "640408.45",
        "weight": "0.00250811",
        "shared": false
      },
      {
        "name": "CORPUS CHRISTI TX",
        "value": "640092.73",
        "weight": "0.00250687",
        "shared": false
      },
      {
        "name": "IL ST TOLL HWY AUTH",
        "value": "611065.93",
        "weight": "0.00239319",
        "shared": false
      },
      {
        "name": "STATE OF ILLINOIS",
        "value": "609242.87",
        "weight": "0.00238605",
        "shared": false
      },
      {
        "name": "CENTRL FL EXPRESSWAY AUTH SR LIEN REVENUE",
        "value": "595250.95",
        "weight": "0.00233125",
        "shared": false
      },
      {
        "name": "DEL VALLE TX INDEP SCH DIST",
        "value": "592831.36",
        "weight": "0.00232177",
        "shared": false
      },
      {
        "name": "Hillsborough County School Board, Series 2018",
        "value": "590731.68",
        "weight": "0.00231355",
        "shared": true
      },
      {
        "name": "UTAH ST BLDG OWNERSHIP AUTH LEASE REVENUE",
        "value": "581475.77",
        "weight": "0.00227730",
        "shared": false
      },
      {
        "name": "NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT",
        "value": "581005.82",
        "weight": "0.00227546",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST-REF",
        "value": "576305.96",
        "weight": "0.00225705",
        "shared": false
      },
      {
        "name": "NY DORM AUTH-C-REF",
        "value": "575542.29",
        "weight": "0.00225406",
        "shared": false
      },
      {
        "name": "PALM BEACH SCH-A-COPS",
        "value": "570816.64",
        "weight": "0.00223555",
        "shared": false
      },
      {
        "name": "NEW YORK ST DORM AUTH REVENUES NON ST SUPPORTED DEBT",
        "value": "570687.77",
        "weight": "0.00223505",
        "shared": false
      },
      {
        "name": "MA ST-REF-A",
        "value": "560987.95",
        "weight": "0.00219706",
        "shared": false
      },
      {
        "name": "E-470 Public Highway Authority, Series B",
        "value": "558340.84",
        "weight": "0.00218669",
        "shared": false
      },
      {
        "name": "MET NASHVILLE TN ARPT AUTH ARPT REVENUE",
        "value": "556308.00",
        "weight": "0.00217873",
        "shared": false
      },
      {
        "name": "MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE",
        "value": "555539.90",
        "weight": "0.00217572",
        "shared": false
      }
    ],
    "b_top": [
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        "name": "STATE OF NEW JERSEY 5.0% 03-01-28",
        "value": "3600506.56",
        "weight": "0.00590536",
        "shared": false
      },
      {
        "name": "MET TRANSPRTN AUTH NY REVENUE REGD N/C B/E 5.00000000",
        "value": "3236297.99",
        "weight": "0.00530800",
        "shared": false
      },
      {
        "name": "CALIFORNIA ST INFRASTRUCTURE & REGD B/E 3.25000000",
        "value": "3172615.99",
        "weight": "0.00520356",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA ST PAS 01/28 FIXED 5",
        "value": "2812191.84",
        "weight": "0.00461241",
        "shared": false
      },
      {
        "name": "DALLAS TX",
        "value": "2702326.00",
        "weight": "0.00443221",
        "shared": false
      },
      {
        "name": "State of California, Series 2018",
        "value": "2603497.23",
        "weight": "0.00427012",
        "shared": false
      },
      {
        "name": "Public Energy Authority of Kentucky, Gas Supply Revenue Bonds, Series 2019C-1",
        "value": "2569477.87",
        "weight": "0.00421432",
        "shared": false
      },
      {
        "name": "State of New Jersey, Series 2020A",
        "value": "2522481.09",
        "weight": "0.00413724",
        "shared": false
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      {
        "name": "New York City Transitional Finance Authority Building Aid, Series 2019S-2A",
        "value": "2458363.22",
        "weight": "0.00403208",
        "shared": false
      },
      {
        "name": "State of Illinois, Series 2018A",
        "value": "2224652.22",
        "weight": "0.00364876",
        "shared": false
      },
      {
        "name": "MINNEAPOLS MN 5% MT",
        "value": "2129152.60",
        "weight": "0.00349212",
        "shared": false
      },
      {
        "name": "County of Denton, Series 2017",
        "value": "2024209.60",
        "weight": "0.00332000",
        "shared": false
      },
      {
        "name": "City of Charlotte Water & Sewer System, Series 2018",
        "value": "2010099.60",
        "weight": "0.00329686",
        "shared": true
      },
      {
        "name": "County of Clark Department of Aviation, Series 2024A",
        "value": "2004684.68",
        "weight": "0.00328798",
        "shared": false
      },
      {
        "name": "MO BRD OF PUB BLDGS-B",
        "value": "2003913.79",
        "weight": "0.00328671",
        "shared": false
      },
      {
        "name": "N TX TOLLWAY AUTH REVENUE",
        "value": "1832689.90",
        "weight": "0.00300588",
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      },
      {
        "name": "OK TURNPIKE-D-REF",
        "value": "1711403.67",
        "weight": "0.00280695",
        "shared": false
      },
      {
        "name": "Miami-Dade (County of), FL, Series 2016, Ref. RB",
        "value": "1701588.78",
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        "shared": false
      },
      {
        "name": "ILLINOIS ST TOLL HIGHWAY AUTH REGD N/C B/E 5.00000000",
        "value": "1694122.98",
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        "shared": false
      },
      {
        "name": "State of Illinois, Series 2021A",
        "value": "1615555.79",
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        "shared": false
      },
      {
        "name": "New York City Transitional Finance Authority Future Tax Secured, Series 2023B, Sub-Series B-1",
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        "shared": false
      },
      {
        "name": "Tippecanoe County School Building Corp., Series 2019",
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        "weight": "0.00254884",
        "shared": false
      },
      {
        "name": "Pennsylvania Turnpike Commission, Series A-2",
        "value": "1513001.25",
        "weight": "0.00248154",
        "shared": false
      },
      {
        "name": "State of New Mexico Severance Tax Permanent Fund, Series 2021A",
        "value": "1498396.43",
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        "shared": false
      },
      {
        "name": "New Jersey Economic Development Authority, Series 2018FFF",
        "value": "1495551.05",
        "weight": "0.00245292",
        "shared": false
      },
      {
        "name": "State of California",
        "value": "1464343.69",
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        "shared": false
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      {
        "name": "Tri-County Metropolitan Transportation District of Oregon, Series 2018A",
        "value": "1462624.03",
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        "shared": false
      },
      {
        "name": "Santa Monica Community College District, Series 2009C",
        "value": "1449877.97",
        "weight": "0.00237801",
        "shared": false
      },
      {
        "name": "MIAMI-DADE W/S-B",
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        "weight": "0.00236955",
        "shared": false
      },
      {
        "name": "Florida Department of Environmental Protection, Series 2017A",
        "value": "1442415.52",
        "weight": "0.00236577",
        "shared": false
      },
      {
        "name": "STATE OF CALIFORNIA 5.0% 11-01-28",
        "value": "1440574.47",
        "weight": "0.00236275",
        "shared": false
      },
      {
        "name": "State of Florida Lottery, Series 2017A",
        "value": "1434307.50",
        "weight": "0.00235247",
        "shared": false
      },
      {
        "name": "Southwestern Community College District, Series 2004",
        "value": "1433632.22",
        "weight": "0.00235137",
        "shared": false
      },
      {
        "name": "STATE OF CALIFORNIA 5.0% 04-01-28",
        "value": "1423751.34",
        "weight": "0.00233516",
        "shared": false
      },
      {
        "name": "ENERGY N W WA ELEC RE",
        "value": "1352086.20",
        "weight": "0.00221762",
        "shared": false
      },
      {
        "name": "State of Mississippi, Series 2017A",
        "value": "1336535.81",
        "weight": "0.00219211",
        "shared": false
      },
      {
        "name": "Pennsylvania (Commonwealth of), Second Series 2016, GO Bonds",
        "value": "1321041.28",
        "weight": "0.00216670",
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      },
      {
        "name": "NJ TRANSPRTN TRUST-A",
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      },
      {
        "name": "State of Louisiana, Series 2021",
        "value": "1312345.06",
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        "shared": false
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      {
        "name": "University of Wisconsin Hospitals & Clinics, Series 2018A",
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      },
      {
        "name": "State of Illinois, Series 2022B",
        "value": "1285101.20",
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      },
      {
        "name": "District of Columbia, Series 2020, RB",
        "value": "1282522.28",
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      },
      {
        "name": "TX WTR DEV BRD-B",
        "value": "1273748.75",
        "weight": "0.00208913",
        "shared": false
      },
      {
        "name": "New York (City of), NY, Series 2017 C, Ref. GO Bonds",
        "value": "1271506.48",
        "weight": "0.00208546",
        "shared": false
      },
      {
        "name": "St. John the Baptist (Parish of), LA (Marathon Oil Corp.), Series 2017, Ref. RB",
        "value": "1264975.00",
        "weight": "0.00207474",
        "shared": false
      },
      {
        "name": "NY MTA TRANSP 5% 11/15/2028",
        "value": "1254700.18",
        "weight": "0.00205789",
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      },
      {
        "name": "INTERMOUNTAIN PWR AGY UT PWR SPLY REVENUE",
        "value": "1250374.96",
        "weight": "0.00205080",
        "shared": false
      },
      {
        "name": "PENNSYLVANIA-SER-REF",
        "value": "1246006.19",
        "weight": "0.00204363",
        "shared": false
      },
      {
        "name": "CA ST PUB WKS-A",
        "value": "1221524.82",
        "weight": "0.00200348",
        "shared": false
      },
      {
        "name": "Palm Beach County School District, Series 2018 B, Ref. COP",
        "value": "1208308.97",
        "weight": "0.00198180",
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      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-031746",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000141036826031746/0001410368-26-031746-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-007328",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126007328/0002071691-26-007328-index.htm"
    }
  ]
}