{
  "page": "compare",
  "query": {
    "a": "VIITX",
    "b": "VFSTX"
  },
  "retrieved_at": "2026-07-07T17:57:49+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": "VANGUARD INSTITUTIONAL INTERMEDIATE-TERM BOND FUND",
    "ticker": "VIITX",
    "slug": "VIITX",
    "series_id": "S000049658",
    "html_url": "https://fundwatcher.app/funds/VIITX/"
  },
  "fund_b": {
    "name": "VANGUARD SHORT-TERM INVESTMENT-GRADE FUND",
    "ticker": "VFSTX",
    "slug": "VFSTX",
    "series_id": "S000002591",
    "html_url": "https://fundwatcher.app/funds/VFSTX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1376149892265011825844458470",
    "coverage_b_by_a": "0.1376149892265011825844458468",
    "shared_count": 408,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "381803081.69",
        "weight": "0.01238043",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "376083757.88",
        "weight": "0.01219497",
        "shared": true
      },
      {
        "name": "FNCL 6 4/26",
        "value": "302638366.80",
        "weight": "0.00981341",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "255439027.50",
        "weight": "0.00828292",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "185687684.34",
        "weight": "0.00602115",
        "shared": false
      },
      {
        "name": "FR SD8134",
        "value": "171922357.63",
        "weight": "0.00557479",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "159950709.15",
        "weight": "0.00518659",
        "shared": false
      },
      {
        "name": "G2 MA7533",
        "value": "155976217.19",
        "weight": "0.00505772",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "152573863.14",
        "weight": "0.00494739",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "146697534.79",
        "weight": "0.00475684",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "145560743.31",
        "weight": "0.00471998",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "141595467.15",
        "weight": "0.00459140",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "129526523.49",
        "weight": "0.00420005",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "120288161.65",
        "weight": "0.00390049",
        "shared": true
      },
      {
        "name": "UMBS",
        "value": "119249899.02",
        "weight": "0.00386682",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "111471220.48",
        "weight": "0.00361459",
        "shared": false
      },
      {
        "name": "TEMASEK FINL I",
        "value": "109778231.43",
        "weight": "0.00355969",
        "shared": false
      },
      {
        "name": "FR RA5205",
        "value": "109696014.16",
        "weight": "0.00355703",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "108332812.50",
        "weight": "0.00351282",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "107542137.57",
        "weight": "0.00348718",
        "shared": false
      },
      {
        "name": "SAUDI INTERNATIONAL BOND SR UNSECURED 144A 01/28 5.125",
        "value": "103787739.14",
        "weight": "0.00336544",
        "shared": true
      },
      {
        "name": "FN MA4236",
        "value": "100645653.66",
        "weight": "0.00326356",
        "shared": false
      },
      {
        "name": "FN CB8837",
        "value": "98603312.37",
        "weight": "0.00319733",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "98022953.20",
        "weight": "0.00317851",
        "shared": false
      },
      {
        "name": "FNR 2021-86 EA",
        "value": "96568830.47",
        "weight": "0.00313136",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "96419399.63",
        "weight": "0.00312652",
        "shared": false
      },
      {
        "name": "FR RJ2207",
        "value": "93470504.62",
        "weight": "0.00303089",
        "shared": false
      },
      {
        "name": "CHILE",
        "value": "90980772.02",
        "weight": "0.00295016",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "86415350.00",
        "weight": "0.00280212",
        "shared": false
      },
      {
        "name": "JPMORGAN CHASE",
        "value": "85402015.63",
        "weight": "0.00276926",
        "shared": false
      },
      {
        "name": "PNC FINANCIAL",
        "value": "83283802.34",
        "weight": "0.00270058",
        "shared": true
      },
      {
        "name": "PMTLT 2024-INV2 A1",
        "value": "82618367.88",
        "weight": "0.00267900",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "80433522.81",
        "weight": "0.00260815",
        "shared": false
      },
      {
        "name": "Sequoia Mortgage Trust, Series 2025-S2, Class A1",
        "value": "79330268.67",
        "weight": "0.00257238",
        "shared": false
      },
      {
        "name": "FNA 2025-M5 A2",
        "value": "78143475.21",
        "weight": "0.00253390",
        "shared": false
      },
      {
        "name": "GCAT 2025-INV1 A1",
        "value": "76868001.22",
        "weight": "0.00249254",
        "shared": false
      },
      {
        "name": "FR SD4701",
        "value": "74926952.90",
        "weight": "0.00242960",
        "shared": false
      },
      {
        "name": "FLORIDA ST BRD OF ADM",
        "value": "72952297.50",
        "weight": "0.00236557",
        "shared": true
      },
      {
        "name": "FORDF 2025-1 A1",
        "value": "72638441.04",
        "weight": "0.00235539",
        "shared": false
      },
      {
        "name": "FN FM8990",
        "value": "72362030.53",
        "weight": "0.00234643",
        "shared": false
      },
      {
        "name": "FN MA4237",
        "value": "70773455.86",
        "weight": "0.00229491",
        "shared": false
      },
      {
        "name": "FHR 5157 A",
        "value": "69053219.44",
        "weight": "0.00223913",
        "shared": false
      },
      {
        "name": "GNR 2025-104 AB",
        "value": "68937015.79",
        "weight": "0.00223537",
        "shared": false
      },
      {
        "name": "G2 MA7313",
        "value": "68827940.73",
        "weight": "0.00223183",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "67436462.33",
        "weight": "0.00218671",
        "shared": false
      },
      {
        "name": "TOYOTA AUTO LOAN EXTENDED NOTE TRUST 2025-1 TALNT 2025-1A A",
        "value": "66955182.29",
        "weight": "0.00217110",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "66719960.77",
        "weight": "0.00216348",
        "shared": false
      },
      {
        "name": "FR SB0545",
        "value": "66432223.11",
        "weight": "0.00215415",
        "shared": false
      },
      {
        "name": "G2 MA8044",
        "value": "65668739.18",
        "weight": "0.00212939",
        "shared": false
      },
      {
        "name": "PNC FINANCIAL",
        "value": "65662758.00",
        "weight": "0.00212919",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "US TREASURY N/B",
        "value": "428114605.41",
        "weight": "0.00785775",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "388232350.00",
        "weight": "0.00712573",
        "shared": false
      },
      {
        "name": "Vanguard Market Liquidity Fund",
        "value": "367622464.43",
        "weight": "0.00674745",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "332528751.49",
        "weight": "0.00610333",
        "shared": false
      },
      {
        "name": "ABBVIE INC",
        "value": "320567079.16",
        "weight": "0.00588379",
        "shared": false
      },
      {
        "name": "BOEING CO",
        "value": "313118068.35",
        "weight": "0.00574706",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "312638599.54",
        "weight": "0.00573826",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "300527452.50",
        "weight": "0.00551597",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "293131316.04",
        "weight": "0.00538022",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "283320284.21",
        "weight": "0.00520015",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "270798387.20",
        "weight": "0.00497032",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "269599882.50",
        "weight": "0.00494832",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "260714142.28",
        "weight": "0.00478523",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "259818559.81",
        "weight": "0.00476879",
        "shared": false
      },
      {
        "name": "PFIZER INVSTMNT",
        "value": "239760422.00",
        "weight": "0.00440064",
        "shared": false
      },
      {
        "name": "MARS INC SR UNSECURED 144A 03/28 4.6",
        "value": "207375879.53",
        "weight": "0.00380624",
        "shared": false
      },
      {
        "name": "UNITED MEXICAN",
        "value": "198367828.35",
        "weight": "0.00364090",
        "shared": false
      },
      {
        "name": "META PLATFORMS",
        "value": "193060059.28",
        "weight": "0.00354348",
        "shared": true
      },
      {
        "name": "BAT INTL FINANCE",
        "value": "185788867.72",
        "weight": "0.00341003",
        "shared": false
      },
      {
        "name": "MARS INC",
        "value": "173771124.58",
        "weight": "0.00318945",
        "shared": false
      },
      {
        "name": "NETFLIX INC",
        "value": "172799098.00",
        "weight": "0.00317161",
        "shared": false
      },
      {
        "name": "Mexico Government International Bonds",
        "value": "169195743.92",
        "weight": "0.00310547",
        "shared": true
      },
      {
        "name": "LOWE'S COS INC",
        "value": "164454425.86",
        "weight": "0.00301845",
        "shared": true
      },
      {
        "name": "AMGEN INC",
        "value": "156802055.27",
        "weight": "0.00287799",
        "shared": false
      },
      {
        "name": "REGIONS FINL",
        "value": "154010443.86",
        "weight": "0.00282675",
        "shared": false
      },
      {
        "name": "ORACLE CORP",
        "value": "152148616.51",
        "weight": "0.00279258",
        "shared": false
      },
      {
        "name": "MORGAN STANLEY",
        "value": "149424268.80",
        "weight": "0.00274258",
        "shared": true
      },
      {
        "name": "BAT CAPITAL CORP",
        "value": "146588580.72",
        "weight": "0.00269053",
        "shared": true
      },
      {
        "name": "KSA SUKUK LTD",
        "value": "145007812.16",
        "weight": "0.00266152",
        "shared": false
      },
      {
        "name": "UNITED MEXICAN",
        "value": "144130963.46",
        "weight": "0.00264542",
        "shared": true
      },
      {
        "name": "COF V5.463 07/26/30",
        "value": "141610021.59",
        "weight": "0.00259915",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "140831250.00",
        "weight": "0.00258486",
        "shared": false
      },
      {
        "name": "The Goldman Sachs Group, Inc. 4.153 10/21/2029",
        "value": "140401239.87",
        "weight": "0.00257697",
        "shared": false
      },
      {
        "name": "AT&T INC",
        "value": "138549681.72",
        "weight": "0.00254298",
        "shared": false
      },
      {
        "name": "UBS GROUP",
        "value": "136421069.40",
        "weight": "0.00250391",
        "shared": true
      },
      {
        "name": "AMEREN CORP",
        "value": "136352823.81",
        "weight": "0.00250266",
        "shared": false
      },
      {
        "name": "PNC FINANCIAL",
        "value": "135979550.33",
        "weight": "0.00249581",
        "shared": true
      },
      {
        "name": "SAUDI INTERNATIONAL BOND 5.125000% 01/13/2028",
        "value": "134767890.61",
        "weight": "0.00247357",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "130160781.25",
        "weight": "0.00238901",
        "shared": false
      },
      {
        "name": "ROYAL BK CANADA",
        "value": "127770372.30",
        "weight": "0.00234514",
        "shared": true
      },
      {
        "name": "NORTHROP GRUMMAN",
        "value": "127735745.04",
        "weight": "0.00234450",
        "shared": false
      },
      {
        "name": "GOLDMAN SACHS GP",
        "value": "127568664.49",
        "weight": "0.00234143",
        "shared": false
      },
      {
        "name": "GOLDMAN SACHS GP",
        "value": "127410669.66",
        "weight": "0.00233853",
        "shared": false
      },
      {
        "name": "SPRINT CAP CORP",
        "value": "126998366.79",
        "weight": "0.00233097",
        "shared": false
      },
      {
        "name": "GOLDMAN SACHS GP",
        "value": "125735246.39",
        "weight": "0.00230778",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "124451015.01",
        "weight": "0.00228421",
        "shared": false
      },
      {
        "name": "FIFTH THIRD BANC",
        "value": "122952258.69",
        "weight": "0.00225670",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "121725000.00",
        "weight": "0.00223418",
        "shared": false
      },
      {
        "name": "ABBVIE INC",
        "value": "120494740.83",
        "weight": "0.00221160",
        "shared": false
      },
      {
        "name": "T-MOBILE USA INC",
        "value": "120002867.73",
        "weight": "0.00220257",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000836906-26-000275",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/836906/000083690626000275/0000836906-26-000275-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000106444-26-000145",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/106444/000010644426000145/0000106444-26-000145-index.htm"
    }
  ]
}