{
  "page": "compare",
  "query": {
    "a": "MMCDX",
    "b": "CFICX"
  },
  "retrieved_at": "2026-07-07T18:06:52+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": "Calvert Income Fund",
    "ticker": "CFICX",
    "slug": "CFICX",
    "series_id": "S000005148",
    "html_url": "https://fundwatcher.app/funds/CFICX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.05596681456888240384195141010",
    "coverage_b_by_a": "0.05596681456888240384195141010",
    "shared_count": 24,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "FNCI 4.5 4/25",
        "value": "17957180.14",
        "weight": "0.01993706",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "17491485.35",
        "weight": "0.01942002",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "16751109.38",
        "weight": "0.01859801",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "15875243.75",
        "weight": "0.01762558",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "15245000.00",
        "weight": "0.01692585",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "14431398.00",
        "weight": "0.01602254",
        "shared": false
      },
      {
        "name": "FNCL 2 4/26",
        "value": "12859374.40",
        "weight": "0.01427719",
        "shared": false
      },
      {
        "name": "FNCL 5 4/26",
        "value": "12320801.25",
        "weight": "0.01367924",
        "shared": true
      },
      {
        "name": "State Street Navigator Securities Lending Government Money Market Portfolio",
        "value": "11122027.50",
        "weight": "0.01234829",
        "shared": true
      },
      {
        "name": "Amrize Finance US LLC",
        "value": "10998792.20",
        "weight": "0.01221147",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "10280876.55",
        "weight": "0.01141440",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "8953800.28",
        "weight": "0.00994101",
        "shared": false
      },
      {
        "name": "BGME Trust 2021-VR",
        "value": "8807295.84",
        "weight": "0.00977835",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "6768125.00",
        "weight": "0.00751435",
        "shared": false
      },
      {
        "name": "G2SF 3.5 5/25",
        "value": "6385312.50",
        "weight": "0.00708933",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "6024044.92",
        "weight": "0.00668823",
        "shared": false
      },
      {
        "name": "FIDUS RE LTD 144A VARIABLE RATE 01/08/2037",
        "value": "5998659.00",
        "weight": "0.00666004",
        "shared": false
      },
      {
        "name": "KREF Ltd., Series 2021-FL2, Class C",
        "value": "5787212.16",
        "weight": "0.00642528",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "5614517.56",
        "weight": "0.00623355",
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      },
      {
        "name": "FNMASECY",
        "value": "5547483.95",
        "weight": "0.00615912",
        "shared": false
      },
      {
        "name": "COREBRIDGE FIN",
        "value": "5172865.61",
        "weight": "0.00574320",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "5030750.38",
        "weight": "0.00558542",
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      },
      {
        "name": "OHA Credit Funding 5 Ltd., Series 2020-5A, Class AR",
        "value": "5007395.00",
        "weight": "0.00555949",
        "shared": false
      },
      {
        "name": "Bell Telephone Co of Canada or Bell Canada/The",
        "value": "4961856.50",
        "weight": "0.00550893",
        "shared": false
      },
      {
        "name": "BASF SE",
        "value": "4948176.50",
        "weight": "0.00549374",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "4779984.76",
        "weight": "0.00530700",
        "shared": false
      },
      {
        "name": "Whitebox CLO III Ltd., Series 2021-3A, Class A1R",
        "value": "4745829.50",
        "weight": "0.00526908",
        "shared": false
      },
      {
        "name": "UMBS",
        "value": "4647885.83",
        "weight": "0.00516034",
        "shared": false
      },
      {
        "name": "G2 MA8429",
        "value": "4642426.13",
        "weight": "0.00515428",
        "shared": false
      },
      {
        "name": "FNMA POOL CB0414 FN 05/51 FIXED 2.5",
        "value": "4570809.97",
        "weight": "0.00507477",
        "shared": false
      },
      {
        "name": "TESLA SUSTAINABLE ENERGY TRUST TSET 2024 1A A3 144A",
        "value": "4478479.65",
        "weight": "0.00497226",
        "shared": false
      },
      {
        "name": "Freddie Mac Pool",
        "value": "4332398.92",
        "weight": "0.00481007",
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      },
      {
        "name": "ENSTAR FINANCE",
        "value": "4272069.61",
        "weight": "0.00474309",
        "shared": false
      },
      {
        "name": "ANTARES HOLDINGS SR UNSECURED 144A 02/29 6.5",
        "value": "4253164.72",
        "weight": "0.00472210",
        "shared": false
      },
      {
        "name": "Rad CLO 6 Ltd., Series 2019-6A, Class A1R",
        "value": "4002128.00",
        "weight": "0.00444338",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "3982163.67",
        "weight": "0.00442122",
        "shared": false
      },
      {
        "name": "Bell Telephone Co of Canada or Bell Canada/The",
        "value": "3965905.20",
        "weight": "0.00440317",
        "shared": false
      },
      {
        "name": "Oracle Corp.",
        "value": "3944408.00",
        "weight": "0.00437930",
        "shared": false
      },
      {
        "name": "SLM STUDENT LOAN TRUST 2008-5 SLMA 2008-5 B",
        "value": "3928321.73",
        "weight": "0.00436144",
        "shared": false
      },
      {
        "name": "GOLUB CAPITAL",
        "value": "3873402.48",
        "weight": "0.00430047",
        "shared": false
      },
      {
        "name": "INTNED 3 7/8 PERP",
        "value": "3779864.10",
        "weight": "0.00419661",
        "shared": false
      },
      {
        "name": "SFS Auto Receivables Securitization Trust 2024-3",
        "value": "3730371.08",
        "weight": "0.00414166",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "3713065.42",
        "weight": "0.00412245",
        "shared": false
      },
      {
        "name": "Benchmark 2021-B23 Mortgage Trust",
        "value": "3693621.12",
        "weight": "0.00410086",
        "shared": false
      },
      {
        "name": "G2 MA8801",
        "value": "3608535.32",
        "weight": "0.00400640",
        "shared": false
      },
      {
        "name": "Humana Inc",
        "value": "3483569.18",
        "weight": "0.00386765",
        "shared": false
      },
      {
        "name": "KREF Ltd., Series 2021-FL2, Class B",
        "value": "3480058.05",
        "weight": "0.00386375",
        "shared": false
      },
      {
        "name": "Global Net Lease Operating Partnership LP Global Net Lease Inc",
        "value": "3468937.66",
        "weight": "0.00385141",
        "shared": false
      },
      {
        "name": "G2 MA6409",
        "value": "3449200.87",
        "weight": "0.00382949",
        "shared": false
      },
      {
        "name": "Fannie Mae Pool",
        "value": "3354389.72",
        "weight": "0.00372423",
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      }
    ],
    "b_top": [
      {
        "name": "MSILF-GOVT-INS",
        "value": "150526545.59",
        "weight": "0.09894856",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "40067256.55",
        "weight": "0.02633819",
        "shared": false
      },
      {
        "name": "FNCL 4.5 4/26",
        "value": "38638159.35",
        "weight": "0.02539878",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "34006566.68",
        "weight": "0.02235420",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "32074110.87",
        "weight": "0.02108390",
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      },
      {
        "name": "FR SD8493",
        "value": "19348271.70",
        "weight": "0.01271858",
        "shared": false
      },
      {
        "name": "FNCL 5 4/26",
        "value": "19079479.32",
        "weight": "0.01254189",
        "shared": true
      },
      {
        "name": "State Street Navigator Securities Lending Government Money Market Portfolio",
        "value": "15385508.75",
        "weight": "0.01011366",
        "shared": true
      },
      {
        "name": "Nykredit Realkredit A/S, Series 01E",
        "value": "14250779.64",
        "weight": "0.00936774",
        "shared": false
      },
      {
        "name": "Realkredit Danmark A/S, Series 23S",
        "value": "14095345.12",
        "weight": "0.00926557",
        "shared": false
      },
      {
        "name": "BANK OF AMER CRP",
        "value": "13706178.37",
        "weight": "0.00900975",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "13062319.88",
        "weight": "0.00858651",
        "shared": false
      },
      {
        "name": "FNCL 5.5 4/26",
        "value": "12879604.22",
        "weight": "0.00846640",
        "shared": false
      },
      {
        "name": "Nykredit Realkredit A/S, Series 01e",
        "value": "11886161.51",
        "weight": "0.00781336",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "11606224.85",
        "weight": "0.00762935",
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      },
      {
        "name": "FR SD8474",
        "value": "11213596.16",
        "weight": "0.00737125",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "10894789.01",
        "weight": "0.00716169",
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      },
      {
        "name": "FN MA5531",
        "value": "10709246.45",
        "weight": "0.00703972",
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      },
      {
        "name": "FR RQ0049",
        "value": "10308551.54",
        "weight": "0.00677632",
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      },
      {
        "name": "BAMLL Commercial Mortgage Securities Trust 2019-BPR",
        "value": "10176238.77",
        "weight": "0.00668935",
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      },
      {
        "name": "HA SUST INF CAP",
        "value": "9638513.62",
        "weight": "0.00633587",
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      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "9278238.04",
        "weight": "0.00609905",
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      },
      {
        "name": "Nordea Kredit Realkreditaktieselskab",
        "value": "8807626.22",
        "weight": "0.00578969",
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      },
      {
        "name": "FR SD8515",
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      },
      {
        "name": "FN MA5614",
        "value": "8491379.34",
        "weight": "0.00558180",
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      },
      {
        "name": "ATHENE HOLDING",
        "value": "7567668.38",
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      },
      {
        "name": "JPMORGAN CHASE",
        "value": "7439987.29",
        "weight": "0.00489067",
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      },
      {
        "name": "LIBMUT V4.125 12/15/51 144A",
        "value": "7402533.31",
        "weight": "0.00486605",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "7363855.88",
        "weight": "0.00484063",
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      },
      {
        "name": "TELUS CORP REGD V/R SER . 6.37500000",
        "value": "7353031.70",
        "weight": "0.00483351",
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      },
      {
        "name": "TORONTO DOM BANK",
        "value": "7179444.81",
        "weight": "0.00471941",
        "shared": true
      },
      {
        "name": "FR SD8494",
        "value": "6861168.73",
        "weight": "0.00451019",
        "shared": false
      },
      {
        "name": "JPMORGAN CHASE",
        "value": "6814261.27",
        "weight": "0.00447935",
        "shared": false
      },
      {
        "name": "Driven Brands Funding LLC, Series 2020-2A, Class A2",
        "value": "6676098.86",
        "weight": "0.00438853",
        "shared": false
      },
      {
        "name": "QORVO INC REGD 144A P/P 3.37500000",
        "value": "6403840.10",
        "weight": "0.00420956",
        "shared": false
      },
      {
        "name": "UMBS Pool, 30 Year",
        "value": "6361870.50",
        "weight": "0.00418197",
        "shared": false
      },
      {
        "name": "Bank of Nova Scotia (The)",
        "value": "6118801.60",
        "weight": "0.00402219",
        "shared": false
      },
      {
        "name": "CIXCN 7 1/2 05/30/29",
        "value": "6112689.55",
        "weight": "0.00401817",
        "shared": false
      },
      {
        "name": "FNMA, REMIC, Series 2024-79, Class FA",
        "value": "6056198.11",
        "weight": "0.00398104",
        "shared": false
      },
      {
        "name": "Fannie Mae REMICS",
        "value": "5762205.76",
        "weight": "0.00378778",
        "shared": false
      },
      {
        "name": "BROOKFIELD PROPERTY PARTN LP PFD 6.375% PERP",
        "value": "5676520.00",
        "weight": "0.00373146",
        "shared": false
      },
      {
        "name": "NATWEST GROUP",
        "value": "5665878.09",
        "weight": "0.00372446",
        "shared": false
      },
      {
        "name": "Freddie Mac REMICS",
        "value": "5588793.77",
        "weight": "0.00367379",
        "shared": false
      },
      {
        "name": "DELTA/SKYMILES",
        "value": "5310892.93",
        "weight": "0.00349111",
        "shared": false
      },
      {
        "name": "Citadel L.P.",
        "value": "5237060.28",
        "weight": "0.00344258",
        "shared": false
      },
      {
        "name": "ORACLE CORP",
        "value": "5236445.74",
        "weight": "0.00344218",
        "shared": false
      },
      {
        "name": "CSMC Trust, Series 2021-BPNY, Class A",
        "value": "5079629.17",
        "weight": "0.00333909",
        "shared": false
      },
      {
        "name": "Freddie Mac REMICS",
        "value": "5031702.46",
        "weight": "0.00330759",
        "shared": false
      },
      {
        "name": "BANK OF AMER CRP",
        "value": "4964562.68",
        "weight": "0.00326345",
        "shared": false
      },
      {
        "name": "BARCLAYS PLC REGD V/R /PERP/ 8.00000000",
        "value": "4834798.60",
        "weight": "0.00317815",
        "shared": true
      }
    ]
  },
  "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": "0001410368-26-050785",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/701039/000141036826050785/0001410368-26-050785-index.htm"
    }
  ]
}