{
  "page": "compare",
  "query": {
    "a": "SHTIX",
    "b": "RRPAX"
  },
  "retrieved_at": "2026-07-07T19:17:53+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": "Invesco Short Duration Inflation Protected Fund",
    "ticker": "SHTIX",
    "slug": "SHTIX",
    "series_id": "S000000252",
    "html_url": "https://fundwatcher.app/funds/SHTIX/"
  },
  "fund_b": {
    "name": "SIIT REAL RETURN FUND",
    "ticker": "RRPAX",
    "slug": "RRPAX",
    "series_id": "S000013606",
    "html_url": "https://fundwatcher.app/funds/RRPAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.9205820919488261993227858863",
    "coverage_b_by_a": "0.9205820919488261993227858863",
    "shared_count": 20,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "U.S. Treasury Inflation-Linked Notes",
        "value": "22134673.39",
        "weight": "0.06024629",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "22052214.16",
        "weight": "0.06002185",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030",
        "value": "21124083.68",
        "weight": "0.05749566",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 01/15/2031",
        "value": "20763011.92",
        "weight": "0.05651289",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028",
        "value": "20514410.80",
        "weight": "0.05583625",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes 0.125%, Due 1/15/2030",
        "value": "20243201.93",
        "weight": "0.05509807",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .25%  07/15/29",
        "value": "20117334.53",
        "weight": "0.05475549",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
        "value": "19973750.20",
        "weight": "0.05436468",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/8% 07/15/2027",
        "value": "19878954.75",
        "weight": "0.05410666",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 07/15/2028",
        "value": "19199243.11",
        "weight": "0.05225662",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "19133136.89",
        "weight": "0.05207669",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029",
        "value": "18895561.98",
        "weight": "0.05143006",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028",
        "value": "18829868.59",
        "weight": "0.05125125",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027",
        "value": "18284966.78",
        "weight": "0.04976814",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-5/8% 10/15/27",
        "value": "18132865.75",
        "weight": "0.04935415",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.250 04/15/2028",
        "value": "17716974.43",
        "weight": "0.04822217",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29",
        "value": "16914058.28",
        "weight": "0.04603679",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28",
        "value": "14440485.63",
        "weight": "0.03930420",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28",
        "value": "9990170.46",
        "weight": "0.02719131",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29",
        "value": "9064123.40",
        "weight": "0.02467079",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "U.S. Treasury Inflation-Linked Notes",
        "value": "18723163.56",
        "weight": "0.06864589",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "18593295.59",
        "weight": "0.06816975",
        "shared": true
      },
      {
        "name": "U.S. Treasury Inflation-Protected Indexed Notes",
        "value": "17726862.43",
        "weight": "0.06499309",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes",
        "value": "17071014.88",
        "weight": "0.06258852",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2.375% 10/15/2028",
        "value": "16970290.66",
        "weight": "0.06221923",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-5/8% 10/15/27",
        "value": "16308610.50",
        "weight": "0.05979327",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1.250 04/15/2028",
        "value": "15910486.10",
        "weight": "0.05833360",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 01/15/2031",
        "value": "15906692.83",
        "weight": "0.05831969",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/8% 04/15/2027",
        "value": "15866672.04",
        "weight": "0.05817296",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .125 07/15/2030",
        "value": "15594953.29",
        "weight": "0.05717674",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-1/2% 01/15/2028",
        "value": "14346245.40",
        "weight": "0.05259853",
        "shared": true
      },
      {
        "name": "U.S. Treasury Notes 0.125%, Due 1/15/2030",
        "value": "14215915.83",
        "weight": "0.05212069",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/8% 07/15/2027",
        "value": "14086901.72",
        "weight": "0.05164768",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .25%  07/15/29",
        "value": "12505038.72",
        "weight": "0.04584800",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 0-3/4% 07/15/2028",
        "value": "12503008.27",
        "weight": "0.04584055",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES .875% 01/15/2029",
        "value": "10789571.55",
        "weight": "0.03955847",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-7/8% 04/15/29",
        "value": "7556436.55",
        "weight": "0.02770463",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 3-5/8% 04/15/28",
        "value": "6386832.01",
        "weight": "0.02341644",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 1-3/4% 01/15/28",
        "value": "5995067.90",
        "weight": "0.02198009",
        "shared": true
      },
      {
        "name": "U.S. TREASURY INFLATION-PROTECTED SECURITIES 2-1/2% 01/15/29",
        "value": "5692878.06",
        "weight": "0.02087215",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000842790-26-000091",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/842790/000084279026000091/0000842790-26-000091-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002048251-26-003450",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/939934/000204825126003450/0002048251-26-003450-index.htm"
    }
  ]
}