{
  "page": "compare",
  "query": {
    "a": "FSIWX",
    "b": "MLDR"
  },
  "retrieved_at": "2026-07-07T18:50:48+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 SAI Intermediate Treasury Bond Index Fund",
    "ticker": "FSIWX",
    "slug": "FSIWX",
    "series_id": "S000086561",
    "html_url": "https://fundwatcher.app/funds/FSIWX/"
  },
  "fund_b": {
    "name": "Global X Intermediate-Term Treasury Ladder ETF",
    "ticker": "MLDR",
    "slug": "MLDR",
    "series_id": "S000086496",
    "html_url": "https://fundwatcher.app/funds/MLDR/"
  },
  "overlap": {
    "coverage_a_by_b": "0.4651538165001970809596805859",
    "coverage_b_by_a": "0.4651538165001970809596805860",
    "shared_count": 32,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "182978468.30",
        "weight": "0.04329593",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "176247183.02",
        "weight": "0.04170319",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "173255125.87",
        "weight": "0.04099522",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "169364056.23",
        "weight": "0.04007452",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "166793320.31",
        "weight": "0.03946624",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "162796418.33",
        "weight": "0.03852050",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "161649929.84",
        "weight": "0.03824922",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "155431122.12",
        "weight": "0.03677774",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "149378113.70",
        "weight": "0.03534550",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "140001328.13",
        "weight": "0.03312678",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "135342444.12",
        "weight": "0.03202441",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "129790884.94",
        "weight": "0.03071081",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "127479033.85",
        "weight": "0.03016379",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "126733440.79",
        "weight": "0.02998737",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "123766642.59",
        "weight": "0.02928537",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "122603632.26",
        "weight": "0.02901018",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "119381882.40",
        "weight": "0.02824786",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "118104205.41",
        "weight": "0.02794554",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "114977822.56",
        "weight": "0.02720578",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "110473372.50",
        "weight": "0.02613995",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "109087207.30",
        "weight": "0.02581196",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "106256775.09",
        "weight": "0.02514223",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "102659719.75",
        "weight": "0.02429110",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "93116620.64",
        "weight": "0.02203303",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "82028585.54",
        "weight": "0.01940941",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "71327151.99",
        "weight": "0.01687726",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "66858187.66",
        "weight": "0.01581983",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "65015411.95",
        "weight": "0.01538379",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "59645550.64",
        "weight": "0.01411319",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "58124144.25",
        "weight": "0.01375320",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "57466697.39",
        "weight": "0.01359763",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "53142851.43",
        "weight": "0.01257454",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "52246531.25",
        "weight": "0.01236245",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "51259236.45",
        "weight": "0.01212884",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "47404406.14",
        "weight": "0.01121672",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "47361671.88",
        "weight": "0.01120661",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "41789343.75",
        "weight": "0.00988810",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "37262484.47",
        "weight": "0.00881696",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "33162058.67",
        "weight": "0.00784673",
        "shared": true
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "25475533.77",
        "weight": "0.00602796",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "24741040.96",
        "weight": "0.00585417",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "24155864.94",
        "weight": "0.00571570",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "23541542.85",
        "weight": "0.00557034",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "13591045.22",
        "weight": "0.00321588",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "12959606.66",
        "weight": "0.00306647",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "US TREASURY N/B",
        "value": "501796.88",
        "weight": "0.05262875",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "425679.30",
        "weight": "0.04464549",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "408540.23",
        "weight": "0.04284794",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "407438.28",
        "weight": "0.04273236",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "397753.13",
        "weight": "0.04171658",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "396068.75",
        "weight": "0.04153992",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "391436.72",
        "weight": "0.04105411",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "381881.72",
        "weight": "0.04005198",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "344475.78",
        "weight": "0.03612882",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "337734.38",
        "weight": "0.03542178",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "336981.44",
        "weight": "0.03534281",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "333274.22",
        "weight": "0.03495399",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "288921.88",
        "weight": "0.03030230",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "287686.52",
        "weight": "0.03017273",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "282208.01",
        "weight": "0.02959814",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "269063.44",
        "weight": "0.02821953",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "266835.16",
        "weight": "0.02798583",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "261982.62",
        "weight": "0.02747689",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "225860.94",
        "weight": "0.02368843",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "200296.88",
        "weight": "0.02100725",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "181307.81",
        "weight": "0.01901567",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "147943.36",
        "weight": "0.01551639",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "133656.25",
        "weight": "0.01401795",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "129648.44",
        "weight": "0.01359760",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "128603.32",
        "weight": "0.01348799",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "128208.01",
        "weight": "0.01344653",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "126806.64",
        "weight": "0.01329955",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "126303.71",
        "weight": "0.01324681",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "121264.65",
        "weight": "0.01271831",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "103250.00",
        "weight": "0.01082892",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "100533.40",
        "weight": "0.01054400",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "99476.56",
        "weight": "0.01043316",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "99324.22",
        "weight": "0.01041718",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "95648.44",
        "weight": "0.01003166",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "94660.16",
        "weight": "0.00992801",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "90882.81",
        "weight": "0.00953184",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "84086.13",
        "weight": "0.00881900",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "79678.13",
        "weight": "0.00835669",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "61260.94",
        "weight": "0.00642508",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "51978.52",
        "weight": "0.00545154",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "51638.67",
        "weight": "0.00541589",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "51250.00",
        "weight": "0.00537513",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "50988.28",
        "weight": "0.00534768",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "50927.73",
        "weight": "0.00534133",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "41085.94",
        "weight": "0.00430912",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "36644.73",
        "weight": "0.00384332",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "35824.41",
        "weight": "0.00375729",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "35549.61",
        "weight": "0.00372846",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "35385.55",
        "weight": "0.00371126",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "31512.89",
        "weight": "0.00330509",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-002594",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002594/0000035402-26-002594-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002048251-26-003686",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1432353/000204825126003686/0002048251-26-003686-index.htm"
    }
  ]
}