{
  "page": "compare",
  "query": {
    "a": "MPSUX",
    "b": "PRFIX"
  },
  "retrieved_at": "2026-07-07T17:05:36+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": "BNY Mellon Short-Term U.S. Government Securities Fund",
    "ticker": "MPSUX",
    "slug": "MPSUX",
    "series_id": "S000000368",
    "html_url": "https://fundwatcher.app/funds/MPSUX/"
  },
  "fund_b": {
    "name": "Parnassus Fixed Income Fund",
    "ticker": "PRFIX",
    "slug": "PRFIX",
    "series_id": "S000000857",
    "html_url": "https://fundwatcher.app/funds/PRFIX/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.02777567019816763660235323290",
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    "as_of": {
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      "b": "2025-03-31"
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    "a_top": [
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      {
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      {
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        "name": "DREYFUS INSTITUTIONAL PREFERRED GOVERNMENT PLUS MONEY MARKET FUND",
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      },
      {
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      {
        "name": "MULTIFAMILY PERMANENT MBS",
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      {
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      {
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      {
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      {
        "name": "UMBS",
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      {
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      {
        "name": "Freddie Mac Multifamily Structured Pass Through Certificates",
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  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001752724-25-182029",
      "as_of": "2025-05-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1111565/000175272425182029/0001752724-25-182029-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001752724-25-097891",
      "as_of": "2025-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/866256/000175272425097891/0001752724-25-097891-index.htm"
    }
  ]
}