{
  "page": "compare",
  "query": {
    "a": "MMBEX",
    "b": "JSIAX"
  },
  "retrieved_at": "2026-07-07T16:34:04+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 Select T. Rowe Price Bond Asset Fund",
    "ticker": "MMBEX",
    "slug": "MMBEX",
    "series_id": "S000061106",
    "html_url": "https://fundwatcher.app/funds/MMBEX/"
  },
  "fund_b": {
    "name": "JPMorgan Unconstrained Debt Fund",
    "ticker": "JSIAX",
    "slug": "JSIAX",
    "series_id": "S000030249",
    "html_url": "https://fundwatcher.app/funds/JSIAX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.02298149155372325039758151914",
    "coverage_b_by_a": "0.02298149155372325039758151915",
    "shared_count": 49,
    "as_of": {
      "a": "2025-06-30",
      "b": "2025-08-31"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "8028287.06",
        "weight": "0.04103291",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "6076319.13",
        "weight": "0.03105632",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "5946470.81",
        "weight": "0.03039266",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "5705313.10",
        "weight": "0.02916010",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "5563777.93",
        "weight": "0.02843670",
        "shared": false
      },
      {
        "name": "T Rowe Price Government Reserve Investment Fund",
        "value": "4979506.06",
        "weight": "0.02545046",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "2626933.54",
        "weight": "0.01342637",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1810580.15",
        "weight": "0.00925395",
        "shared": false
      },
      {
        "name": "Japan Government CPI Linked Bond",
        "value": "1633575.79",
        "weight": "0.00834927",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1593717.72",
        "weight": "0.00814556",
        "shared": false
      },
      {
        "name": "United Kingdom of Great Britain and Northern Ireland",
        "value": "1571843.66",
        "weight": "0.00803376",
        "shared": false
      },
      {
        "name": "U.S. Treasury Bills",
        "value": "1458467.88",
        "weight": "0.00745429",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1412555.62",
        "weight": "0.00721963",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1352583.01",
        "weight": "0.00691311",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1272899.17",
        "weight": "0.00650584",
        "shared": false
      },
      {
        "name": "MALAYSIA GOVT OF 4.736% 03/15/2046",
        "value": "1240446.83",
        "weight": "0.00633998",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1162447.85",
        "weight": "0.00594132",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1144839.81",
        "weight": "0.00585132",
        "shared": false
      },
      {
        "name": "CANADIAN GOVERNMENT REAL RETURN BOND",
        "value": "1106135.44",
        "weight": "0.00565350",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1104047.89",
        "weight": "0.00564284",
        "shared": false
      },
      {
        "name": "FIXED INC CLEARING CORP.REPO",
        "value": "1091768.84",
        "weight": "0.00558008",
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      },
      {
        "name": "Federal Republic of Germany",
        "value": "1084158.77",
        "weight": "0.00554118",
        "shared": false
      },
      {
        "name": "Kingdom of Belgium Government Bonds",
        "value": "1069008.61",
        "weight": "0.00546375",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1032723.23",
        "weight": "0.00527829",
        "shared": false
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "958444.55",
        "weight": "0.00489865",
        "shared": false
      },
      {
        "name": "FN MA4255",
        "value": "919838.18",
        "weight": "0.00470133",
        "shared": false
      },
      {
        "name": "CANADIAN GOVERNMENT BONDS 03/29 4",
        "value": "890321.97",
        "weight": "0.00455047",
        "shared": false
      },
      {
        "name": "Czech Republic Government Bond",
        "value": "883680.00",
        "weight": "0.00451653",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "872952.29",
        "weight": "0.00446170",
        "shared": false
      },
      {
        "name": "State Street Navigator Securities Lending Government Money Market Portfolio",
        "value": "833825.00",
        "weight": "0.00426171",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "816333.01",
        "weight": "0.00417231",
        "shared": false
      },
      {
        "name": "JAPAN GOVT 30-YR",
        "value": "783169.54",
        "weight": "0.00400281",
        "shared": false
      },
      {
        "name": "LATVIA REPUBLIC OF 0.375% 10/07/2026 REGS",
        "value": "730433.11",
        "weight": "0.00373327",
        "shared": false
      },
      {
        "name": "CHINA GOVERNMENT BOND CNY 2.47% 07-25-54",
        "value": "724775.65",
        "weight": "0.00370436",
        "shared": false
      },
      {
        "name": "FREDDIE MAC POOL",
        "value": "718275.31",
        "weight": "0.00367114",
        "shared": false
      },
      {
        "name": "JAPAN GOVT 30-YR",
        "value": "713532.84",
        "weight": "0.00364690",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "711794.83",
        "weight": "0.00363801",
        "shared": false
      },
      {
        "name": "Presidencia da Republica",
        "value": "704627.44",
        "weight": "0.00360138",
        "shared": false
      },
      {
        "name": "Japan Government CPI-Linked Bonds",
        "value": "693230.82",
        "weight": "0.00354313",
        "shared": false
      },
      {
        "name": "REAL ESTATE ASSET LIQUIDITY TRUST",
        "value": "690445.76",
        "weight": "0.00352890",
        "shared": false
      },
      {
        "name": "Republic of Indonesia, The Government of, The",
        "value": "639478.03",
        "weight": "0.00326840",
        "shared": true
      },
      {
        "name": "UNITED KINGDOM GILT GBP REG S 3.25% 01-22-44",
        "value": "611209.59",
        "weight": "0.00312392",
        "shared": false
      },
      {
        "name": "Federal National Mortgage Association, Inc.",
        "value": "609556.89",
        "weight": "0.00311547",
        "shared": false
      },
      {
        "name": "LOGICOR FINANCING SARL 0.875% 01/14/2031 REGS",
        "value": "608178.04",
        "weight": "0.00310842",
        "shared": false
      },
      {
        "name": "INDIA GOVERNMENT BOND INR 6.54% 01-17-32",
        "value": "606484.67",
        "weight": "0.00309977",
        "shared": false
      },
      {
        "name": "CZECH REPUBLIC GOVERNMENT BOND CZK 4.9% 04-14-34",
        "value": "603671.55",
        "weight": "0.00308539",
        "shared": true
      },
      {
        "name": "French Republic Government Bonds OAT",
        "value": "600017.70",
        "weight": "0.00306672",
        "shared": false
      },
      {
        "name": "SWEDBANK HYPOTEK AB 3% 10/29/2030 REGS",
        "value": "592893.79",
        "weight": "0.00303031",
        "shared": false
      },
      {
        "name": "AUTOSTRADE PER L'ITALIA SPA 2.000000% 01/15/2030",
        "value": "589667.37",
        "weight": "0.00301381",
        "shared": false
      },
      {
        "name": "CHINA GOVT BOND",
        "value": "584011.34",
        "weight": "0.00298491",
        "shared": false
      }
    ],
    "b_top": [
      {
        "name": "JPMorgan Prime Money Market Fund, Institutional Class",
        "value": "90336659.56",
        "weight": "0.07177525",
        "shared": false
      },
      {
        "name": "G2SF 5 10/25",
        "value": "51418306.41",
        "weight": "0.04085342",
        "shared": false
      },
      {
        "name": "GOVERNMENT NATIONAL MORTGAGE ASSOCIATION",
        "value": "32272139.00",
        "weight": "0.02564121",
        "shared": false
      },
      {
        "name": "G2SF 5.5 10/25",
        "value": "26910170.69",
        "weight": "0.02138096",
        "shared": false
      },
      {
        "name": "Government National Mortgage Association, TBA",
        "value": "18897707.03",
        "weight": "0.01501481",
        "shared": false
      },
      {
        "name": "MEXICO UNITED MEXICAN STATES 8.5% 02/28/2030",
        "value": "13574726.97",
        "weight": "0.01078554",
        "shared": false
      },
      {
        "name": "FNMA UMBS, 30 Year",
        "value": "12836876.13",
        "weight": "0.01019929",
        "shared": false
      },
      {
        "name": "FNMA UMBS, 30 Year",
        "value": "9315525.95",
        "weight": "0.00740147",
        "shared": false
      },
      {
        "name": "Presidencia da Republica",
        "value": "8063814.00",
        "weight": "0.00640695",
        "shared": false
      },
      {
        "name": "Urzad Rady Ministrow",
        "value": "6867632.55",
        "weight": "0.00545654",
        "shared": false
      },
      {
        "name": "MEXICAN BONOS MXN 7.75% 05-29-31",
        "value": "6727608.49",
        "weight": "0.00534529",
        "shared": false
      },
      {
        "name": "MEXICAN BONOS MXN 8.0% 05-24-35",
        "value": "6081945.14",
        "weight": "0.00483229",
        "shared": false
      },
      {
        "name": "Republic of Indonesia, The Government of, The",
        "value": "6025970.50",
        "weight": "0.00478782",
        "shared": true
      },
      {
        "name": "A10 Revolving Asset Financing I LLC, Series 2012-RAF1, Class B",
        "value": "6000000.00",
        "weight": "0.00476718",
        "shared": false
      },
      {
        "name": "South Africa, Parliament of",
        "value": "5625210.61",
        "weight": "0.00446940",
        "shared": false
      },
      {
        "name": "PMT Loan Trust, Series 2025-J1, Class A1",
        "value": "5374903.28",
        "weight": "0.00427053",
        "shared": false
      },
      {
        "name": "CZECH REPUBLIC GOVERNMENT BOND CZK 3.5% 05-30-35",
        "value": "5346735.35",
        "weight": "0.00424815",
        "shared": true
      },
      {
        "name": "JAPAN GOVT 30-YR",
        "value": "4790346.65",
        "weight": "0.00380608",
        "shared": false
      },
      {
        "name": "JERSEY CENTRAL PWR + LT SR UNSECURED 144A 03/32 2.75",
        "value": "4660125.08",
        "weight": "0.00370261",
        "shared": false
      },
      {
        "name": "Dryden CLO Ltd., Series 2019-68A, Class ARR",
        "value": "4398693.20",
        "weight": "0.00349490",
        "shared": false
      },
      {
        "name": "TURKIYE GOVERNMENT BOND TRY 36.0% 08-12-26",
        "value": "4366110.21",
        "weight": "0.00346901",
        "shared": false
      },
      {
        "name": "MORGAN STANLEY",
        "value": "4218148.94",
        "weight": "0.00335145",
        "shared": false
      },
      {
        "name": "INTESA SANPAOLO SPA 6.625% 06/20/2033 144A",
        "value": "4200201.10",
        "weight": "0.00333719",
        "shared": false
      },
      {
        "name": "MULTIFAMILY CONNECTICUT AVENUE SECUR SER 2020-01 CL M10 V/R REGD 144A P/P 7.93628000",
        "value": "4196664.77",
        "weight": "0.00333438",
        "shared": false
      },
      {
        "name": "LCM LTD PARTNERSHIP LCM 31A AR 144A",
        "value": "4103292.30",
        "weight": "0.00326019",
        "shared": false
      },
      {
        "name": "American Credit Acceptance Receivables Trust, Series 2025-1, Class D",
        "value": "3985367.48",
        "weight": "0.00316650",
        "shared": false
      },
      {
        "name": "Voya CLO Ltd., Series 2022-1A, Class BR",
        "value": "3833167.41",
        "weight": "0.00304557",
        "shared": false
      },
      {
        "name": "Urzad Rady Ministrow",
        "value": "3769590.25",
        "weight": "0.00299506",
        "shared": false
      },
      {
        "name": "Avolon Holdings Funding Ltd.",
        "value": "3689274.79",
        "weight": "0.00293124",
        "shared": false
      },
      {
        "name": "BX Trust, Series 2022-LBA6, Class A",
        "value": "3398937.50",
        "weight": "0.00270056",
        "shared": false
      },
      {
        "name": "Palmer Square CLO Ltd., Series 2021-2A, Class BR",
        "value": "3308916.60",
        "weight": "0.00262904",
        "shared": false
      },
      {
        "name": "OCP Aegis CLO Ltd., Series 2025-41A, Class B1",
        "value": "3306923.40",
        "weight": "0.00262745",
        "shared": false
      },
      {
        "name": "BROADCOM INC",
        "value": "3298923.23",
        "weight": "0.00262110",
        "shared": false
      },
      {
        "name": "AFFRM 2024-B A 144A 4.62% 09-15-29",
        "value": "3293844.69",
        "weight": "0.00261706",
        "shared": false
      },
      {
        "name": "Enbridge Inc., Series NC5",
        "value": "3231753.09",
        "weight": "0.00256773",
        "shared": false
      },
      {
        "name": "FNMA UMBS, 30 Year",
        "value": "3205993.06",
        "weight": "0.00254726",
        "shared": false
      },
      {
        "name": "CITIGROUP INC",
        "value": "3171332.89",
        "weight": "0.00251972",
        "shared": false
      },
      {
        "name": "Urzad Rady Ministrow",
        "value": "3164967.12",
        "weight": "0.00251466",
        "shared": false
      },
      {
        "name": "CZECH REPUBLIC GOVERNMENT BOND CZK 4.9% 04-14-34",
        "value": "3031373.86",
        "weight": "0.00240852",
        "shared": true
      },
      {
        "name": "Progress Residential Trust, Series 2021-SFR9, Class A",
        "value": "3022325.76",
        "weight": "0.00240133",
        "shared": false
      },
      {
        "name": "American Credit Acceptance Receivables Trust, Series 2022-2, Class F",
        "value": "2973176.58",
        "weight": "0.00236228",
        "shared": false
      },
      {
        "name": "BHMS Commercial Mortgage Trust, Series 2025-ATLS, Class A",
        "value": "2959218.75",
        "weight": "0.00235119",
        "shared": false
      },
      {
        "name": "MORGAN STANLEY",
        "value": "2951267.03",
        "weight": "0.00234487",
        "shared": false
      },
      {
        "name": "Sequoia Mortgage Trust, Series 2025-7, Class A1",
        "value": "2943633.90",
        "weight": "0.00233881",
        "shared": false
      },
      {
        "name": "WELLS FARGO CO",
        "value": "2905168.63",
        "weight": "0.00230825",
        "shared": false
      },
      {
        "name": "FirstKey Homes Trust, Series 2022-SFR2, Class F1",
        "value": "2900481.60",
        "weight": "0.00230452",
        "shared": false
      },
      {
        "name": "FR SD8342",
        "value": "2859325.94",
        "weight": "0.00227182",
        "shared": false
      },
      {
        "name": "NZES 2024-FNT1 A",
        "value": "2855154.73",
        "weight": "0.00226851",
        "shared": false
      },
      {
        "name": "UBS GROUP",
        "value": "2836559.91",
        "weight": "0.00225373",
        "shared": false
      },
      {
        "name": "GOLDMAN SACHS GP",
        "value": "2824840.43",
        "weight": "0.00224442",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001752724-25-201566",
      "as_of": "2025-06-30",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/916053/000175272425201566/0001752724-25-201566-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-25-004160",
      "as_of": "2025-08-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1217286/000207169125004160/0002071691-25-004160-index.htm"
    }
  ]
}