{
  "page": "compare",
  "query": {
    "a": "AINOX",
    "b": "SPIP"
  },
  "retrieved_at": "2026-07-07T18:52:28+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": "Inflation-Adjusted Bond Fund",
    "ticker": "AINOX",
    "slug": "AINOX",
    "series_id": "S000005969",
    "html_url": "https://fundwatcher.app/funds/AINOX/"
  },
  "fund_b": {
    "name": "State Street(R) SPDR(R) Portfolio TIPS ETF",
    "ticker": "SPIP",
    "slug": "SPIP",
    "series_id": "S000017330",
    "html_url": "https://fundwatcher.app/funds/SPIP/"
  },
  "overlap": {
    "coverage_a_by_b": "0.6233890900269058659018977745",
    "coverage_b_by_a": "0.6233890900269058659018977746",
    "shared_count": 42,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
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        "weight": "0.05631580",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031",
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      },
      {
        "name": "U.S. Treasury Notes",
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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 1.250 04/15/2028",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29",
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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 .25%  07/15/29",
        "value": "66985886.31",
        "weight": "0.03315365",
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      },
      {
        "name": "Regatta Funding Co LLC",
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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 SECURITIES 3-5/8% 04/15/28",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  01/15/32",
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      {
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      {
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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 0-1/8% 01/15/2031",
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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 Notes 1.75%, Due 01/15/2034",
        "value": "27088982.76",
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      },
      {
        "name": "NEW ZEALAND GVT",
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        "weight": "0.01335499",
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      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-7/8% 02/15/2047",
        "value": "22099720.83",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28",
        "value": "21330170.92",
        "weight": "0.01055705",
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      },
      {
        "name": "St Lawrence Funding LLC 0.00 04/01/2026",
        "value": "19248030.73",
        "weight": "0.00952652",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/48",
        "value": "18255830.30",
        "weight": "0.00903545",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  02/15/2052",
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      {
        "name": "iShares Trust 0-5YR HIGH YEILD CORP BD ET",
        "value": "14673108.00",
        "weight": "0.00726223",
        "shared": false
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0.25% 02/15/2050",
        "value": "14469736.89",
        "weight": "0.00716158",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
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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 2-1/2% 01/15/29",
        "value": "10872937.22",
        "weight": "0.00538140",
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      },
      {
        "name": "JP Morgan Mortgage Trust 2026-CES1 4.91",
        "value": "10500358.14",
        "weight": "0.00519699",
        "shared": false
      },
      {
        "name": "U.S. Treasury Inflation Linked Bonds",
        "value": "9388893.39",
        "weight": "0.00464689",
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      {
        "name": "BMARK 2024-V8 A3 FRN 07-15-57",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/46",
        "value": "9020207.72",
        "weight": "0.00446442",
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      },
      {
        "name": "JP Morgan Mortgage Trust Series 2026-ACES1",
        "value": "8790369.30",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.50% 2/15/2053",
        "value": "8312711.70",
        "weight": "0.00411425",
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      },
      {
        "name": "Sequoia Mortgage Trust 2025-8 5.50",
        "value": "8090763.57",
        "weight": "0.00400440",
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      },
      {
        "name": "Santander Mortgage Asset Receivable Trust 2026-CES1",
        "value": "7761597.60",
        "weight": "0.00384149",
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      },
      {
        "name": "New Zealand Parliament",
        "value": "7547089.69",
        "weight": "0.00373532",
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      {
        "name": "PRKCM 2026-AFC1 A1",
        "value": "7464248.41",
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      },
      {
        "name": "BARCLAYS PLC REGD V/R /PERP/ 8.00000000",
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    ],
    "b_top": [
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      {
        "name": "U.S. Treasury Inflation-Linked Notes",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 07/15/2031",
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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 0-5/8% 07/15/2032",
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      {
        "name": "U.S. Treasury Notes",
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      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
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        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 01/15/2031",
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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 1.375 07/15/33",
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      {
        "name": "U.S. Treasury Notes 0.125%, Due 1/15/2030",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029",
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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 SECURITIES 1.250 04/15/2028",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29",
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      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28",
        "value": "18278261.90",
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      {
        "name": "State Street Navigator Securities Lending Portfolio II",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 02/15/2042",
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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 1-3/4% 01/15/28",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29",
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      {
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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-Protected Indexed Bonds",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1% 02/15/48",
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      {
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      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.50% 2/15/2053",
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      {
        "name": "U.S. Treasury Inflation Linked Bonds",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0.25% 02/15/2050",
        "value": "6834935.73",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8%  02/15/2052",
        "value": "6746157.89",
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      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Bonds",
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      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-3/8% 04/15/32",
        "value": "6136518.02",
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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 SECURITIES 0-1/8% 10/15/2026",
        "value": "0.03",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001193125-26-248829",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/773674/000119312526248829/0001193125-26-248829-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-055586",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1064642/000141036826055586/0001410368-26-055586-index.htm"
    }
  ]
}