{
  "page": "compare",
  "query": {
    "a": "FXIRX",
    "b": "FIPDX"
  },
  "retrieved_at": "2026-07-07T19:13:02+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": "Fixed Income SHares: Series R",
    "ticker": "FXIRX",
    "slug": "FXIRX",
    "series_id": "S000004805",
    "html_url": "https://fundwatcher.app/funds/FXIRX/"
  },
  "fund_b": {
    "name": "Fidelity Inflation-Protected Bond Index Fund",
    "ticker": "FIPDX",
    "slug": "FIPDX",
    "series_id": "S000037003",
    "html_url": "https://fundwatcher.app/funds/FIPDX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.5650953128189940551182722061",
    "coverage_b_by_a": "0.5650953128189940551182722060",
    "shared_count": 42,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
        "value": "17853781.53",
        "weight": "0.05054047",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "15122759.37",
        "weight": "0.04280950",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028",
        "value": "15063727.44",
        "weight": "0.04264239",
        "shared": true
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "14752035.86",
        "weight": "0.04176005",
        "shared": false
      },
      {
        "name": "U.S. Treasury Inflation-Linked Notes",
        "value": "12458820.28",
        "weight": "0.03526842",
        "shared": true
      },
      {
        "name": "G2SF 3.5 4/24",
        "value": "12200992.14",
        "weight": "0.03453856",
        "shared": false
      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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        "weight": "0.03155926",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031",
        "value": "9832394.61",
        "weight": "0.02783354",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "9599360.89",
        "weight": "0.02717387",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes 0.125%, Due 1/15/2030",
        "value": "9354770.03",
        "weight": "0.02648148",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Protected Notes 1.75%, Due 01/15/2034",
        "value": "9169073.73",
        "weight": "0.02595581",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  01/15/32",
        "value": "8964567.07",
        "weight": "0.02537689",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Indexed Notes",
        "value": "7814107.79",
        "weight": "0.02212017",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .25%  07/15/29",
        "value": "7546309.91",
        "weight": "0.02136209",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 07/15/2032",
        "value": "7500710.59",
        "weight": "0.02123301",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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        "weight": "0.01988121",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030",
        "value": "7005185.91",
        "weight": "0.01983028",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT BONDS REGS 10/31 4",
        "value": "6970543.27",
        "weight": "0.01973221",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.375 07/15/33",
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      },
      {
        "name": "FNCL 4 4/26",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028",
        "value": "6202646.67",
        "weight": "0.01755845",
        "shared": true
      },
      {
        "name": "JAPAN GOVT CPI LINKED BONDS 03/29 0.1",
        "value": "5038385.88",
        "weight": "0.01426266",
        "shared": false
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027",
        "value": "4925238.46",
        "weight": "0.01394236",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029",
        "value": "4859590.85",
        "weight": "0.01375653",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/46",
        "value": "4575820.55",
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      },
      {
        "name": "FR SD8475",
        "value": "4394296.33",
        "weight": "0.01243937",
        "shared": false
      },
      {
        "name": "FR SD8409",
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        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2042",
        "value": "3651979.51",
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      },
      {
        "name": "Government National Mortgage Association",
        "value": "3574655.06",
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        "shared": false
      },
      {
        "name": "FNMA, Series 2025-95, Class FG",
        "value": "3552076.43",
        "weight": "0.01005522",
        "shared": false
      },
      {
        "name": "FNMA UMBS, 30 Year",
        "value": "3349626.27",
        "weight": "0.00948212",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION SER 2023-H24 CL FA V/R 5.04888000",
        "value": "3332765.17",
        "weight": "0.00943439",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE A GNR 2025 205 FG",
        "value": "3028558.70",
        "weight": "0.00857324",
        "shared": false
      },
      {
        "name": "U.S. Treasury Inflation-Protected Notes 2.125%, Due 02/15/2054",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 02/15/2043",
        "value": "2941968.16",
        "weight": "0.00832812",
        "shared": true
      },
      {
        "name": "US ULTRA BOND CBT Sep25",
        "value": "2917114.28",
        "weight": "0.00825777",
        "shared": false
      },
      {
        "name": "JAPAN GOVT CPI LINKED BONDS 03/28 0.1",
        "value": "2855336.03",
        "weight": "0.00808288",
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      },
      {
        "name": "FN MA5217",
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        "weight": "0.00795928",
        "shared": false
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28",
        "value": "2770597.19",
        "weight": "0.00784300",
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      },
      {
        "name": "U.S. Treasury Inflation Linked Bonds",
        "value": "2500361.41",
        "weight": "0.00707802",
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      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      },
      {
        "name": "FNCL 4 6/24",
        "value": "2071712.94",
        "weight": "0.00586460",
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      },
      {
        "name": "ARCANO EURO CLO ARCAN 2A A 144A",
        "value": "1965146.19",
        "weight": "0.00556293",
        "shared": false
      },
      {
        "name": "OCP EURO CLO OCPE 2022 6A ARR 144A",
        "value": "1963563.23",
        "weight": "0.00555845",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE A GNR 2023 H22 FB",
        "value": "1919183.19",
        "weight": "0.00543282",
        "shared": false
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2045",
        "value": "1857447.61",
        "weight": "0.00525806",
        "shared": true
      },
      {
        "name": "Freddie Mac REMICS",
        "value": "1756869.29",
        "weight": "0.00497334",
        "shared": false
      },
      {
        "name": "JAPAN (30 YEAR ISSUE) BONDS 12/55 3.4",
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      }
    ],
    "b_top": [
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      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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      },
      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-5/8% 07/15/2032",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027",
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      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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        "name": "U.S. Treasury Inflation-Protected Notes 1.75%, Due 01/15/2034",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030",
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        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031",
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      {
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      {
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        "name": "U.S. Treasury Inflation-Linked Notes",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-5/8% 10/15/27",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  01/15/32",
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        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 07/15/2028",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/8% 07/15/2027",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28",
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      {
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      {
        "name": "U.S. Treasury Inflation-Indexed Notes",
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        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/8% 02/15/2044",
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      {
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2045",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.50% 2/15/2053",
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      },
      {
        "name": "Fidelity Securities Lending Cash Central Fund",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-7/8% 02/15/2047",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-3/8% 04/15/32",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28",
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      {
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      {
        "name": "UNITED STATES TREASURY INFLATION INDEXED BONDS I/L 2.375% 02-15-56",
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      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      },
      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/46",
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      },
      {
        "name": "U.S. Treasury Inflation Linked Bonds",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001099263-26-007289",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1098605/000109926326007289/0001099263-26-007289-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-003383",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226003383/0000035402-26-003383-index.htm"
    }
  ]
}