{
  "page": "compare",
  "query": {
    "a": "MSPZX",
    "b": "MMBDX"
  },
  "retrieved_at": "2026-07-07T15:45:24+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": "MassMutual Total Return Bond Fund",
    "ticker": "MSPZX",
    "slug": "MSPZX",
    "series_id": "S000029393",
    "html_url": "https://fundwatcher.app/funds/MSPZX/"
  },
  "fund_b": {
    "name": "MassMutual Premier Balanced Fund",
    "ticker": "MMBDX",
    "slug": "MMBDX",
    "series_id": "S000003776",
    "html_url": "https://fundwatcher.app/funds/MMBDX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.06427528920206376301053952043",
    "coverage_b_by_a": "0.06427528920206376301053952043",
    "shared_count": 14,
    "as_of": {
      "a": "2025-06-30",
      "b": "2025-06-30"
    },
    "a_top": [
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        "name": "US TREASURY N/B",
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      },
      {
        "name": "US TREASURY N/B",
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        "name": "SLM STUDENT LOAN TRUST 2008-5 SLMA 2008-5 B",
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      },
      {
        "name": "FNCL 5 7/25",
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      },
      {
        "name": "Fannie Mae Pool",
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      {
        "name": "G2SF 5.5 7/25",
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      {
        "name": "Rockford Tower CLO Ltd., Series 2019-2A, Class AR2",
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      {
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      {
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      {
        "name": "WaMu Mortgage Pass-Through Certificates Series 2006-AR12 Trust",
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      {
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      {
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      {
        "name": "BANK OF AMER CRP",
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      {
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      {
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      {
        "name": "GOLDMAN SACHS GP",
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      {
        "name": "AMMC CLO 30 Ltd",
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        "name": "FARMERS EXCHANGE CAPITAL III 144A 5.454000% 10/15/2054",
        "value": "2296378.69",
        "weight": "0.00477932",
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      {
        "name": "UMBS",
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      {
        "name": "FANNIE MAE POOL FN CB6854",
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        "weight": "0.00469931",
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      {
        "name": "BANK OF AMER CRP",
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        "weight": "0.00467456",
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      },
      {
        "name": "CyrusOne Data Centers Issuer I LLC, Series 2024-1A, Class A2",
        "value": "2238835.17",
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      },
      {
        "name": "G2 MB0023",
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      {
        "name": "FANNIE MAE POOL UMBS P#BO2259 3.00000000",
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      },
      {
        "name": "Deutsche Alt-A Securities Mortgage Loan Trust Series 2007-OA3",
        "value": "2173735.25",
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    ],
    "b_top": [
      {
        "name": "NVIDIA CORP",
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      },
      {
        "name": "MICROSOFT CORP",
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      {
        "name": "APPLE INC",
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      {
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      {
        "name": "BERKSHIRE HATH-B",
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      {
        "name": "VISA INC-CLASS A",
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      {
        "name": "BROADCOM INC",
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      {
        "name": "FNCL 6 7/25",
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      {
        "name": "MASTERCARD INC CL A",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "HOME DEPOT INC",
        "value": "980028.72",
        "weight": "0.01046565",
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      },
      {
        "name": "INTL BUS MACH CORP",
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        "weight": "0.01020245",
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      },
      {
        "name": "CISCO SYSTEMS INC",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "NETFLIX INC",
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      },
      {
        "name": "THE BOOKING HOLDINGS INC",
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      },
      {
        "name": "US TREASURY N/B",
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      {
        "name": "VERIZON COMMUNICATIONS INC",
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      },
      {
        "name": "GILEAD SCIENCES INC",
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      {
        "name": "WALMART INC",
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      },
      {
        "name": "TJX COS INC",
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      {
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      {
        "name": "LINDE PLC",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "FIXED INC CLEARING CORP.REPO",
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      {
        "name": "ABBVIE INC",
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      {
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      {
        "name": "FR SD8212",
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      },
      {
        "name": "Fannie Mae Pool",
        "value": "544119.32",
        "weight": "0.00581061",
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      },
      {
        "name": "WALT DISNEY CO/T",
        "value": "541799.69",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "FNMA POOL CB1782 FN 10/51 FIXED 2",
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      },
      {
        "name": "CITIGROUP INC",
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        "weight": "0.00538395",
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      },
      {
        "name": "ABBOTT LABS",
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      },
      {
        "name": "PROGRESSIVE CORP OHIO",
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      },
      {
        "name": "LOWES COS INC",
        "value": "471695.62",
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      {
        "name": "SALESFORCE INC",
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      {
        "name": "INTUIT INC",
        "value": "453674.88",
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      },
      {
        "name": "ACCENTURE PLC CL A",
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        "name": "AUTOMATIC DATA PROCESSING INC",
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      },
      {
        "name": "BANK OF AMERICA CORPORATION",
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      },
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        "name": "AUTOZONE INC",
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      },
      {
        "name": "DEERE & CO",
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      },
      {
        "name": "FISERV INC",
        "value": "422232.09",
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      },
      {
        "name": "QUALCOMM INC",
        "value": "415509.34",
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      },
      {
        "name": "CME GROUP INC CL A",
        "value": "415083.72",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001752724-25-201531",
      "as_of": "2025-06-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/916053/000175272425201531/0001752724-25-201531-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001752724-25-201544",
      "as_of": "2025-06-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/927972/000175272425201544/0001752724-25-201544-index.htm"
    }
  ]
}