{
  "page": "compare",
  "query": {
    "a": "MMCDX",
    "b": "GSFIX"
  },
  "retrieved_at": "2026-07-07T15:44:32+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 Core Bond Fund",
    "ticker": "MMCDX",
    "slug": "MMCDX",
    "series_id": "S000003791",
    "html_url": "https://fundwatcher.app/funds/MMCDX/"
  },
  "fund_b": {
    "name": "Goldman Sachs Core Fixed Income Fund",
    "ticker": "GSFIX",
    "slug": "GSFIX",
    "series_id": "S000009306",
    "html_url": "https://fundwatcher.app/funds/GSFIX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.05575420866877878100613698002",
    "coverage_b_by_a": "0.05575420866877878100613698002",
    "shared_count": 15,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
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        "name": "FNCI 4.5 4/25",
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      },
      {
        "name": "Freddie Mac Pool",
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        "weight": "0.01942002",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "16751109.38",
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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": "FNCL 2 4/26",
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      },
      {
        "name": "FNCL 5 4/26",
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      },
      {
        "name": "State Street Navigator Securities Lending Government Money Market Portfolio",
        "value": "11122027.50",
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        "shared": false
      },
      {
        "name": "Amrize Finance US LLC",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "Fannie Mae Pool",
        "value": "8953800.28",
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      },
      {
        "name": "BGME Trust 2021-VR",
        "value": "8807295.84",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "G2SF 3.5 5/25",
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      },
      {
        "name": "Freddie Mac Pool",
        "value": "6024044.92",
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      },
      {
        "name": "FIDUS RE LTD 144A VARIABLE RATE 01/08/2037",
        "value": "5998659.00",
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      },
      {
        "name": "KREF Ltd., Series 2021-FL2, Class C",
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      },
      {
        "name": "Fannie Mae Pool",
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      },
      {
        "name": "FNMASECY",
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      },
      {
        "name": "COREBRIDGE FIN",
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      },
      {
        "name": "Freddie Mac Pool",
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      },
      {
        "name": "OHA Credit Funding 5 Ltd., Series 2020-5A, Class AR",
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      },
      {
        "name": "Bell Telephone Co of Canada or Bell Canada/The",
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      {
        "name": "BASF SE",
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      },
      {
        "name": "Fannie Mae Pool",
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      },
      {
        "name": "Whitebox CLO III Ltd., Series 2021-3A, Class A1R",
        "value": "4745829.50",
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      },
      {
        "name": "UMBS",
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      },
      {
        "name": "G2 MA8429",
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      },
      {
        "name": "FNMA POOL CB0414 FN 05/51 FIXED 2.5",
        "value": "4570809.97",
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      },
      {
        "name": "TESLA SUSTAINABLE ENERGY TRUST TSET 2024 1A A3 144A",
        "value": "4478479.65",
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      },
      {
        "name": "Freddie Mac Pool",
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      {
        "name": "ENSTAR FINANCE",
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      },
      {
        "name": "ANTARES HOLDINGS SR UNSECURED 144A 02/29 6.5",
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      {
        "name": "Rad CLO 6 Ltd., Series 2019-6A, Class A1R",
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      {
        "name": "Fannie Mae Pool",
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      {
        "name": "Bell Telephone Co of Canada or Bell Canada/The",
        "value": "3965905.20",
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      {
        "name": "Oracle Corp.",
        "value": "3944408.00",
        "weight": "0.00437930",
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      },
      {
        "name": "SLM STUDENT LOAN TRUST 2008-5 SLMA 2008-5 B",
        "value": "3928321.73",
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      },
      {
        "name": "GOLUB CAPITAL",
        "value": "3873402.48",
        "weight": "0.00430047",
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      },
      {
        "name": "INTNED 3 7/8 PERP",
        "value": "3779864.10",
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      {
        "name": "SFS Auto Receivables Securitization Trust 2024-3",
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      },
      {
        "name": "US TREASURY N/B",
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      {
        "name": "Benchmark 2021-B23 Mortgage Trust",
        "value": "3693621.12",
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      },
      {
        "name": "G2 MA8801",
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      {
        "name": "Humana Inc",
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      {
        "name": "KREF Ltd., Series 2021-FL2, Class B",
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      {
        "name": "Global Net Lease Operating Partnership LP Global Net Lease Inc",
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      {
        "name": "G2 MA6409",
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      {
        "name": "Fannie Mae Pool",
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      {
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
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      {
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      {
        "name": "FNCL 5.5 4/26",
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      {
        "name": "FNCL 2.5 4/26",
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      {
        "name": "G2SF 5 5/26",
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      {
        "name": "FNCI 4.5 4/25",
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      {
        "name": "US TREASURY N/B",
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      {
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      {
        "name": "U.S. Treasury STRIPS Coupon",
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      {
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      {
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      {
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      {
        "name": "REGATTA XVI FUNDING LTD. REG16 2019 2A A1R2 144A",
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      },
      {
        "name": "U.S. Treasury Notes",
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      {
        "name": "US TREASURY N/B",
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        "name": "FN MA4182",
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      },
      {
        "name": "Fannie Mae Pool",
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      },
      {
        "name": "GoldenTree Loan Management US CLO 19 Ltd",
        "value": "14071771.80",
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      {
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      {
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      {
        "name": "KKR CLO 57 Ltd",
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        "name": "U.S. Treasury Notes",
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      {
        "name": "BANK OF AMER CRP",
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      {
        "name": "USD-SOFR-OIS Compound---20350226",
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      {
        "name": "PLMRS 2024-2A A1",
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      {
        "name": "Sixth Street CLO XVI Ltd., Series 2020-16A, Class A1R2",
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      },
      {
        "name": "G2SF 2 4/26",
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      },
      {
        "name": "AutoNation, Inc. 0% CP 01/04/2026",
        "value": "11498674.05",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-053572",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/927972/000141036826053572/0001410368-26-053572-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001410368-26-051346",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/822977/000141036826051346/0001410368-26-051346-index.htm"
    }
  ]
}