{
  "page": "compare",
  "query": {
    "a": "CVSB",
    "b": "FAMZX"
  },
  "retrieved_at": "2026-07-07T16:49:33+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": "Calvert Ultra-Short Investment Grade ETF",
    "ticker": "CVSB",
    "slug": "CVSB",
    "series_id": "S000077963",
    "html_url": "https://fundwatcher.app/funds/CVSB/"
  },
  "fund_b": {
    "name": "Fidelity Sustainable Low Duration Bond Fund",
    "ticker": "FAMZX",
    "slug": "FAMZX",
    "series_id": "S000075894",
    "html_url": "https://fundwatcher.app/funds/FAMZX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.08913455350817704955222001403",
    "coverage_b_by_a": "0.08913455350817704955222001402",
    "shared_count": 24,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-02-28"
    },
    "a_top": [
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
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      {
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      },
      {
        "name": "JPMORGAN CHASE",
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      },
      {
        "name": "BANK OF AMER CRP",
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      },
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        "name": "WELLS FARGO CO",
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        "name": "BANCO SANTANDER",
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      },
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        "name": "FHLMC, REMIC, Series 5391, Class FA",
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        "name": "Fidelity Cash Central Fund",
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      },
      {
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      },
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        "name": "MORGAN STANLEY PVT BANK SR UNSECURED 07/28 VAR",
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      },
      {
        "name": "RABOBANK NEDERLAND NY BRH 4.333% 08/28/2026",
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      },
      {
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        "name": "SWEDBANK AB",
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      },
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        "name": "MIZUHO FINANCIAL",
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        "name": "MITSUB UFJ FIN",
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      },
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      },
      {
        "name": "BNP PARIBAS",
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      },
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      },
      {
        "name": "PNC FINANCIAL",
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      },
      {
        "name": "Royal Bank of Canada, Series 1",
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      },
      {
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      {
        "name": "BMWLT 2025-1 A3",
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      },
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      },
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      },
      {
        "name": "TRUIST FINANCIAL CORP MTN 4.123000% 06/06/2028",
        "value": "175389.52",
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      },
      {
        "name": "ABBVIE INC",
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      },
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      },
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      },
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        "name": "Hyundai Auto Lease Securitization Trust, Series 2025-A, Class A3",
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      },
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-011927",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1676326/000207169126011927/0002071691-26-011927-index.htm"
    },
    {
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      "accession_no": "0000035402-26-002640",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002640/0000035402-26-002640-index.htm"
    }
  ]
}