{
  "page": "compare",
  "query": {
    "a": "WILIX",
    "b": "FSSEX"
  },
  "retrieved_at": "2026-07-07T15:55:23+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": "William Blair International Leaders Fund",
    "ticker": "WILIX",
    "slug": "WILIX",
    "series_id": "S000037763",
    "html_url": "https://fundwatcher.app/funds/WILIX/"
  },
  "fund_b": {
    "name": "Fidelity SAI Sustainable International Equity Fund",
    "ticker": "FSSEX",
    "slug": "FSSEX",
    "series_id": "S000075896",
    "html_url": "https://fundwatcher.app/funds/FSSEX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.2619678511907570601244270698",
    "coverage_b_by_a": "0.2619678511907570601244270697",
    "shared_count": 18,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "TSMC",
        "value": "54769295.05",
        "weight": "0.05151374",
        "shared": true
      },
      {
        "name": "SAMSUNG ELECTRONICS CO LTD",
        "value": "50367509.56",
        "weight": "0.04737360",
        "shared": false
      },
      {
        "name": "SK HYNIX INC",
        "value": "48899466.36",
        "weight": "0.04599282",
        "shared": true
      },
      {
        "name": "FUJIKURA LTD",
        "value": "31764839.33",
        "weight": "0.02987670",
        "shared": false
      },
      {
        "name": "ASTRAZENECA PLC",
        "value": "29993676.92",
        "weight": "0.02821081",
        "shared": true
      },
      {
        "name": "ASML Holding NV",
        "value": "28930171.46",
        "weight": "0.02721053",
        "shared": true
      },
      {
        "name": "HON HAI",
        "value": "28247082.00",
        "weight": "0.02656804",
        "shared": false
      },
      {
        "name": "SUMITOMO MITSUI FINL GROUP INC",
        "value": "27757556.74",
        "weight": "0.02610761",
        "shared": true
      },
      {
        "name": "TENCENT HOLDINGS LTD",
        "value": "27644605.70",
        "weight": "0.02600138",
        "shared": false
      },
      {
        "name": "IBERDROLA SA",
        "value": "26714407.41",
        "weight": "0.02512647",
        "shared": true
      },
      {
        "name": "IHI CORP",
        "value": "26375157.61",
        "weight": "0.02480738",
        "shared": false
      },
      {
        "name": "SANDOZ GROUP AG",
        "value": "26022444.53",
        "weight": "0.02447564",
        "shared": false
      },
      {
        "name": "PRYSMIAN SPA",
        "value": "25454178.73",
        "weight": "0.02394115",
        "shared": true
      },
      {
        "name": "ACCTON TECH",
        "value": "24865916.73",
        "weight": "0.02338785",
        "shared": false
      },
      {
        "name": "ENEL SPA",
        "value": "23795750.39",
        "weight": "0.02238130",
        "shared": false
      },
      {
        "name": "AIA Group Ltd",
        "value": "23189329.80",
        "weight": "0.02181093",
        "shared": true
      },
      {
        "name": "HITACHI LTD",
        "value": "22690999.97",
        "weight": "0.02134222",
        "shared": true
      },
      {
        "name": "BAE SYSTEMS PLC",
        "value": "21529074.39",
        "weight": "0.02024936",
        "shared": false
      },
      {
        "name": "SINGAPORE TELECO (LOT SIZE 100)",
        "value": "21421050.27",
        "weight": "0.02014776",
        "shared": false
      },
      {
        "name": "BBVA",
        "value": "21094581.94",
        "weight": "0.01984069",
        "shared": false
      },
      {
        "name": "BHARTI AIRTEL LIMITED",
        "value": "19760834.99",
        "weight": "0.01858623",
        "shared": false
      },
      {
        "name": "ABB Ltd. (Registered)",
        "value": "19736442.15",
        "weight": "0.01856328",
        "shared": true
      },
      {
        "name": "SAFRAN SA",
        "value": "19395539.79",
        "weight": "0.01824264",
        "shared": false
      },
      {
        "name": "UCB SA",
        "value": "19156751.58",
        "weight": "0.01801805",
        "shared": true
      },
      {
        "name": "LUNDIN GOLD INC",
        "value": "18478498.36",
        "weight": "0.01738011",
        "shared": false
      },
      {
        "name": "GALDERMA GROUP A",
        "value": "18258961.37",
        "weight": "0.01717363",
        "shared": false
      },
      {
        "name": "Halma PLC",
        "value": "17784330.38",
        "weight": "0.01672721",
        "shared": false
      },
      {
        "name": "SSE PLC",
        "value": "17462325.72",
        "weight": "0.01642434",
        "shared": true
      },
      {
        "name": "ARGENX SE SPONSORED ADR",
        "value": "17407699.50",
        "weight": "0.01637296",
        "shared": false
      },
      {
        "name": "ANTOFAGASTA PLC",
        "value": "16645729.26",
        "weight": "0.01565629",
        "shared": false
      },
      {
        "name": "BARCLAYS PLC",
        "value": "16362693.22",
        "weight": "0.01539007",
        "shared": false
      },
      {
        "name": "ASICS CORP",
        "value": "16252039.77",
        "weight": "0.01528600",
        "shared": false
      },
      {
        "name": "HKEX",
        "value": "16087858.72",
        "weight": "0.01513158",
        "shared": false
      },
      {
        "name": "DOLLARAMA INC",
        "value": "15774882.53",
        "weight": "0.01483720",
        "shared": false
      },
      {
        "name": "BHARAT ELECTRON",
        "value": "15279590.43",
        "weight": "0.01437135",
        "shared": false
      },
      {
        "name": "NU HOLDINGS LTD/CAYMAN ISLANDS",
        "value": "15149400.06",
        "weight": "0.01424890",
        "shared": false
      },
      {
        "name": "UNICREDIT SPA",
        "value": "14889705.14",
        "weight": "0.01400464",
        "shared": true
      },
      {
        "name": "ESSILORLUXOTTICA",
        "value": "14428916.01",
        "weight": "0.01357124",
        "shared": true
      },
      {
        "name": "SUMITOMO ELEC IN",
        "value": "13443623.51",
        "weight": "0.01264452",
        "shared": false
      },
      {
        "name": "CREDICORP LTD",
        "value": "13437633.24",
        "weight": "0.01263888",
        "shared": false
      },
      {
        "name": "RHEINMETALL AG",
        "value": "13403201.99",
        "weight": "0.01260650",
        "shared": false
      },
      {
        "name": "BNP PARIBAS",
        "value": "13050259.90",
        "weight": "0.01227454",
        "shared": false
      },
      {
        "name": "MERCADOLIBRE INC",
        "value": "12805122.12",
        "weight": "0.01204397",
        "shared": false
      },
      {
        "name": "LONZA GROUP -REG",
        "value": "12622515.03",
        "weight": "0.01187222",
        "shared": false
      },
      {
        "name": "EMAAR PROP PJSC",
        "value": "12288323.24",
        "weight": "0.01155789",
        "shared": false
      },
      {
        "name": "LONDON STOCK EXCHANGE GRP PLC",
        "value": "12210034.37",
        "weight": "0.01148425",
        "shared": true
      },
      {
        "name": "VINCI SA",
        "value": "11597714.69",
        "weight": "0.01090833",
        "shared": false
      },
      {
        "name": "ICICI BANK LTD",
        "value": "8845415.58",
        "weight": "0.00831963",
        "shared": false
      },
      {
        "name": "FERRARI NV",
        "value": "8744871.10",
        "weight": "0.00822506",
        "shared": false
      },
      {
        "name": "DIPLOMA PLC COMMON STOCK",
        "value": "8473393.12",
        "weight": "0.00796972",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "ASML Holding NV",
        "value": "6452577.18",
        "weight": "0.04634420",
        "shared": true
      },
      {
        "name": "HITACHI LTD",
        "value": "5310959.91",
        "weight": "0.03814478",
        "shared": true
      },
      {
        "name": "TSMC",
        "value": "5094408.22",
        "weight": "0.03658945",
        "shared": true
      },
      {
        "name": "ITOCHU CORP",
        "value": "4787496.73",
        "weight": "0.03438513",
        "shared": false
      },
      {
        "name": "ASTRAZENECA PLC",
        "value": "4319319.65",
        "weight": "0.03102255",
        "shared": true
      },
      {
        "name": "ING GROEP NV",
        "value": "3767937.57",
        "weight": "0.02706237",
        "shared": false
      },
      {
        "name": "SCHNEIDER ELECTR",
        "value": "3597536.35",
        "weight": "0.02583850",
        "shared": false
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "3498082.02",
        "weight": "0.02512419",
        "shared": false
      },
      {
        "name": "SUMITOMO MITSUI FINL GROUP INC",
        "value": "2974050.59",
        "weight": "0.02136045",
        "shared": true
      },
      {
        "name": "UCB SA",
        "value": "2909921.41",
        "weight": "0.02089986",
        "shared": true
      },
      {
        "name": "KPN (KONIN) NV",
        "value": "2909006.28",
        "weight": "0.02089329",
        "shared": false
      },
      {
        "name": "INTESA SANPAOLO",
        "value": "2687025.64",
        "weight": "0.01929896",
        "shared": false
      },
      {
        "name": "HEIDELBERG MATERIALS AG COMMON STOCK",
        "value": "2589174.53",
        "weight": "0.01859617",
        "shared": false
      },
      {
        "name": "AIA Group Ltd",
        "value": "2494461.41",
        "weight": "0.01791591",
        "shared": true
      },
      {
        "name": "ORIX CORP",
        "value": "2480880.72",
        "weight": "0.01781837",
        "shared": false
      },
      {
        "name": "BANCO SANTANDER SA",
        "value": "2337871.75",
        "weight": "0.01679124",
        "shared": false
      },
      {
        "name": "KINGSPAN GROUP",
        "value": "2322879.43",
        "weight": "0.01668356",
        "shared": false
      },
      {
        "name": "IBERDROLA SA",
        "value": "2228332.94",
        "weight": "0.01600450",
        "shared": true
      },
      {
        "name": "ABB Ltd. (Registered)",
        "value": "2134457.81",
        "weight": "0.01533027",
        "shared": true
      },
      {
        "name": "Investor Aktiebolag",
        "value": "2109018.42",
        "weight": "0.01514755",
        "shared": false
      },
      {
        "name": "HOWDEN JOINERY G",
        "value": "2028319.23",
        "weight": "0.01456795",
        "shared": false
      },
      {
        "name": "SONY GROUP CORP",
        "value": "1897861.97",
        "weight": "0.01363097",
        "shared": false
      },
      {
        "name": "AXA",
        "value": "1797198.95",
        "weight": "0.01290798",
        "shared": false
      },
      {
        "name": "HOLCIM LTD",
        "value": "1784946.86",
        "weight": "0.01281998",
        "shared": false
      },
      {
        "name": "NEC CORP",
        "value": "1754486.69",
        "weight": "0.01260121",
        "shared": false
      },
      {
        "name": "UNICREDIT SPA",
        "value": "1715993.04",
        "weight": "0.01232474",
        "shared": true
      },
      {
        "name": "MARUBENI CORP",
        "value": "1714761.11",
        "weight": "0.01231589",
        "shared": false
      },
      {
        "name": "ALCON INC",
        "value": "1678690.64",
        "weight": "0.01205682",
        "shared": false
      },
      {
        "name": "MUENCHENER RUE-R",
        "value": "1638225.05",
        "weight": "0.01176619",
        "shared": false
      },
      {
        "name": "IPERIONX LTD",
        "value": "1621472.88",
        "weight": "0.01164587",
        "shared": false
      },
      {
        "name": "SK HYNIX INC",
        "value": "1601541.29",
        "weight": "0.01150271",
        "shared": true
      },
      {
        "name": "MACQUARIE GROUP",
        "value": "1579316.25",
        "weight": "0.01134309",
        "shared": false
      },
      {
        "name": "NATIONAL GRID PL",
        "value": "1579315.04",
        "weight": "0.01134308",
        "shared": false
      },
      {
        "name": "DIPLOMA PLC COMMON STOCK",
        "value": "1555000.05",
        "weight": "0.01116844",
        "shared": true
      },
      {
        "name": "Hermes International SCA",
        "value": "1529627.80",
        "weight": "0.01098621",
        "shared": false
      },
      {
        "name": "DANONE SA",
        "value": "1507488.71",
        "weight": "0.01082720",
        "shared": false
      },
      {
        "name": "AMUNDI SA",
        "value": "1505427.40",
        "weight": "0.01081240",
        "shared": false
      },
      {
        "name": "UNILEVER PLC",
        "value": "1464809.65",
        "weight": "0.01052067",
        "shared": false
      },
      {
        "name": "KBC GROUP",
        "value": "1374992.25",
        "weight": "0.00987558",
        "shared": false
      },
      {
        "name": "FAST RETAILING CO LTD",
        "value": "1366275.52",
        "weight": "0.00981297",
        "shared": false
      },
      {
        "name": "SIEMENS AG-REG",
        "value": "1366230.60",
        "weight": "0.00981265",
        "shared": false
      },
      {
        "name": "CAIXABANK SA",
        "value": "1331608.72",
        "weight": "0.00956398",
        "shared": false
      },
      {
        "name": "BANCO COM PORT-R",
        "value": "1297994.50",
        "weight": "0.00932256",
        "shared": false
      },
      {
        "name": "CAMECO CORP",
        "value": "1265007.51",
        "weight": "0.00908563",
        "shared": false
      },
      {
        "name": "QBE INSURANCE",
        "value": "1245320.44",
        "weight": "0.00894424",
        "shared": false
      },
      {
        "name": "AUTO1 GROUP SE",
        "value": "1227473.08",
        "weight": "0.00881605",
        "shared": false
      },
      {
        "name": "IBIDEN CO LTD",
        "value": "1206328.01",
        "weight": "0.00866418",
        "shared": false
      },
      {
        "name": "BRAMBLES LTD",
        "value": "1197617.27",
        "weight": "0.00860162",
        "shared": false
      },
      {
        "name": "AIB GROUP PLC",
        "value": "1181652.30",
        "weight": "0.00848695",
        "shared": false
      },
      {
        "name": "DHL GROUP",
        "value": "1161858.83",
        "weight": "0.00834479",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-055305",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/822632/000141036826055305/0001410368-26-055305-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002079",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/744822/000003540226002079/0000035402-26-002079-index.htm"
    }
  ]
}