{
  "page": "compare",
  "query": {
    "a": "FBIIX",
    "b": "VTIBX"
  },
  "retrieved_at": "2026-07-07T14:47:54+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": "Fidelity International Bond Index Fund",
    "ticker": "FBIIX",
    "slug": "FBIIX",
    "series_id": "S000066711",
    "html_url": "https://fundwatcher.app/funds/FBIIX/"
  },
  "fund_b": {
    "name": "VANGUARD TOTAL INTERNATIONAL BOND INDEX FUND",
    "ticker": "VTIBX",
    "slug": "VTIBX",
    "series_id": "S000035729",
    "html_url": "https://fundwatcher.app/funds/VTIBX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.2817884690856776605182393729",
    "coverage_b_by_a": "0.2817884690856776605182393729",
    "shared_count": 1297,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.2% 10/10/2030 REGS",
        "value": "19598143.61",
        "weight": "0.01589814",
        "shared": true
      },
      {
        "name": "SPTR TRS EQUITY SOFR+70 BOA",
        "value": "19263589.84",
        "weight": "0.01562674",
        "shared": false
      },
      {
        "name": "United Kingdom of Great Britain and Northern Ireland",
        "value": "17649391.56",
        "weight": "0.01431730",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "14421988.96",
        "weight": "0.01169921",
        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.6% 08/15/2035 REGS",
        "value": "13332070.12",
        "weight": "0.01081506",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 10-YR",
        "value": "11713989.48",
        "weight": "0.00950246",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 4.375% 03-07-30",
        "value": "11088622.95",
        "weight": "0.00899516",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 20-YR",
        "value": "9503315.86",
        "weight": "0.00770915",
        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.5% 08/15/2046 REGS",
        "value": "9250072.91",
        "weight": "0.00750372",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 3.5% 01-22-45",
        "value": "9076188.83",
        "weight": "0.00736266",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "8682009.48",
        "weight": "0.00704290",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "8497666.29",
        "weight": "0.00689336",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "8470738.77",
        "weight": "0.00687152",
        "shared": true
      },
      {
        "name": "Bundesrepublik Deutschland Bundesanleihe",
        "value": "8125325.55",
        "weight": "0.00659131",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "8029034.64",
        "weight": "0.00651320",
        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 1.7% 08/15/2032 REGS",
        "value": "7561640.44",
        "weight": "0.00613405",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 10-YR",
        "value": "7447452.37",
        "weight": "0.00604142",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 40-YR",
        "value": "7357200.35",
        "weight": "0.00596821",
        "shared": true
      },
      {
        "name": "Bundesobligation",
        "value": "7112683.49",
        "weight": "0.00576985",
        "shared": false
      },
      {
        "name": "Segretariato Generale Della Presidenza Della Repubblica",
        "value": "6950592.20",
        "weight": "0.00563836",
        "shared": true
      },
      {
        "name": "ITALY REPUBLIC OF 2.65% 06/15/2028 REGS",
        "value": "6941303.60",
        "weight": "0.00563083",
        "shared": false
      },
      {
        "name": "ITALY REPUBLIC OF 3.45% 07/15/2027 REGS",
        "value": "6737630.24",
        "weight": "0.00546561",
        "shared": true
      },
      {
        "name": "Gouvernement De France",
        "value": "6345017.26",
        "weight": "0.00514712",
        "shared": true
      },
      {
        "name": "Canadian Government Bond",
        "value": "6251789.68",
        "weight": "0.00507149",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 10-YR",
        "value": "6250069.22",
        "weight": "0.00507009",
        "shared": true
      },
      {
        "name": "ITALY REPUBLIC OF 3.25% 07/15/2032 144A REGS",
        "value": "6247979.57",
        "weight": "0.00506840",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "6151848.00",
        "weight": "0.00499042",
        "shared": true
      },
      {
        "name": "SPANISH GOV'T",
        "value": "5994421.44",
        "weight": "0.00486271",
        "shared": true
      },
      {
        "name": "SPANISH GOV'T",
        "value": "5944340.91",
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        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2% 12/16/2027 REGS",
        "value": "5769402.06",
        "weight": "0.00468017",
        "shared": false
      },
      {
        "name": "SPANISH GOV'T",
        "value": "5745835.00",
        "weight": "0.00466106",
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      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 1.125% 10-22-73",
        "value": "5571152.24",
        "weight": "0.00451935",
        "shared": true
      },
      {
        "name": "Segretariato Generale Della Presidenza Della Repubblica",
        "value": "5258101.79",
        "weight": "0.00426540",
        "shared": true
      },
      {
        "name": "EUROPEAN UNION 1.875% 05/25/2037 REGS",
        "value": "4909204.24",
        "weight": "0.00398238",
        "shared": false
      },
      {
        "name": "SPANISH GOV'T",
        "value": "4806385.54",
        "weight": "0.00389897",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 10-YR",
        "value": "4781607.19",
        "weight": "0.00387887",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 10-YR",
        "value": "4703387.41",
        "weight": "0.00381542",
        "shared": true
      },
      {
        "name": "Government of Canada",
        "value": "4585137.52",
        "weight": "0.00371949",
        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.1% 04/12/2029 REGS",
        "value": "4512431.56",
        "weight": "0.00366051",
        "shared": true
      },
      {
        "name": "JAPAN GOVT  5-YR",
        "value": "4456656.49",
        "weight": "0.00361527",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 20-YR",
        "value": "4306876.75",
        "weight": "0.00349377",
        "shared": true
      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.3% 02/15/2033 REGS",
        "value": "4260655.45",
        "weight": "0.00345627",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 4.5% 06-07-28",
        "value": "4219421.95",
        "weight": "0.00342282",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT 4.250000% 07/31/2034",
        "value": "4139439.58",
        "weight": "0.00335794",
        "shared": true
      },
      {
        "name": "SPANISH GOV'T",
        "value": "4124504.95",
        "weight": "0.00334582",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "4086605.76",
        "weight": "0.00331508",
        "shared": true
      },
      {
        "name": "US DOLLARS",
        "value": "4048752.18",
        "weight": "0.00328437",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "4039165.03",
        "weight": "0.00327660",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 20-YR",
        "value": "3648153.89",
        "weight": "0.00295940",
        "shared": true
      },
      {
        "name": "ITALY REPUBLIC OF 1.5% 04/30/2045 144A REGS",
        "value": "3629618.27",
        "weight": "0.00294437",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "Vanguard Market Liquidity Fund",
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        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 4.375% 03-07-30",
        "value": "462040118.62",
        "weight": "0.00401846",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 4.125% 07-22-29",
        "value": "430738839.98",
        "weight": "0.00374623",
        "shared": true
      },
      {
        "name": "UTD KINGDOM GILT GBP REG S 3.75% 01-29-38",
        "value": "373066210.49",
        "weight": "0.00324464",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.6% 08/15/2034 REGS",
        "value": "300441867.25",
        "weight": "0.00261301",
        "shared": false
      },
      {
        "name": "Gouvernement De France",
        "value": "290015159.44",
        "weight": "0.00252232",
        "shared": true
      },
      {
        "name": "ITALY REPUBLIC OF 3.35% 07/01/2029 REGS",
        "value": "289154085.72",
        "weight": "0.00251483",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "288926960.89",
        "weight": "0.00251286",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "283576510.88",
        "weight": "0.00246632",
        "shared": true
      },
      {
        "name": "EUROPEAN UNION",
        "value": "282874671.82",
        "weight": "0.00246022",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "281951476.85",
        "weight": "0.00245219",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
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        "weight": "0.00244637",
        "shared": true
      },
      {
        "name": "SPANISH GOV'T",
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      },
      {
        "name": "United Kingdom of Great Britain and Northern Ireland",
        "value": "276397382.63",
        "weight": "0.00240389",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
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        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
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        "weight": "0.00238351",
        "shared": true
      },
      {
        "name": "ITALY BUONI POLIENNALI DEL TESORO EUR 144A LIFE/REG S 3.85% 10-01-40",
        "value": "273123194.98",
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        "shared": false
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 4.5% 06-07-28",
        "value": "271517348.89",
        "weight": "0.00236144",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "ITALY REPUBLIC OF 2.8% 06/15/2029 REGS",
        "value": "266226245.45",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.6% 08/15/2035 REGS",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "US ULTRA BOND CBT Sep25",
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      },
      {
        "name": "UK TSY GILT",
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      },
      {
        "name": "SPANISH GOV'T",
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      },
      {
        "name": "UNITED KINGDOM G.B. and N.IRELAND 4.125% 03/07/2031 REGS",
        "value": "246795468.57",
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      },
      {
        "name": "DEUTSCHLAND REP",
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      },
      {
        "name": "SPANISH GOV'T",
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      },
      {
        "name": "ITALY REPUBLIC OF 3.45% 07/15/2031 REGS",
        "value": "243236914.59",
        "weight": "0.00211548",
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      },
      {
        "name": "Gouvernement De France",
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      },
      {
        "name": "UNITED KINGDOM GILT 3.750000% 03/07/2027",
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      },
      {
        "name": "ITALY REPUBLIC OF 2.55% 02/25/2027 REGS",
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      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "237998431.90",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.4% 11/15/2030 REGS",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.1% 04/12/2029 REGS",
        "value": "236291633.92",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.2% 10/10/2030 REGS",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.2% 02/15/2034 REGS",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "SPANISH GOV'T",
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      {
        "name": "United Kingdom Gilt",
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      },
      {
        "name": "ITALY REPUBLIC OF 4.1% 02/01/2029 REGS",
        "value": "223910579.60",
        "weight": "0.00194740",
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      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 3.25% 01-31-33",
        "value": "218041404.91",
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      },
      {
        "name": "French Republic Government Bond OAT",
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      },
      {
        "name": "French Republic Government Bonds OAT",
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      },
      {
        "name": "GERMANY FEDERAL REPUBLIC OF 2.4% 10/19/2028 REGS",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-003386",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226003386/0000035402-26-003386-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001532203-26-000043",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1532203/000153220326000043/0001532203-26-000043-index.htm"
    }
  ]
}