{
  "page": "compare",
  "query": {
    "a": "SIPIX",
    "b": "IWS"
  },
  "retrieved_at": "2026-07-07T19:05:40+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": "SIMT Mid-Cap Fund",
    "ticker": "SIPIX",
    "slug": "SIPIX",
    "series_id": "S000006675",
    "html_url": "https://fundwatcher.app/funds/SIPIX/"
  },
  "fund_b": {
    "name": "iShares Russell Mid-Cap Value ETF",
    "ticker": "IWS",
    "slug": "IWS",
    "series_id": "S000004335",
    "html_url": "https://fundwatcher.app/funds/IWS/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.3431727090562424143266309866",
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  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002048251-26-004547",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/804239/000204825126004547/0002048251-26-004547-index.htm"
    },
    {
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      "accession_no": "0000940400-26-020841",
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      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000094040026020841/0000940400-26-020841-index.htm"
    }
  ]
}