{
  "page": "compare",
  "query": {
    "a": "MMBEX",
    "b": "FSBD"
  },
  "retrieved_at": "2026-07-07T17:32:16+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": "Fidelity Sustainable Core Plus Bond ETF",
    "ticker": "FSBD",
    "slug": "FSBD",
    "series_id": "S000075900",
    "html_url": "https://fundwatcher.app/funds/FSBD/"
  },
  "overlap": {
    "coverage_a_by_b": "0.02062289700948092192791787735",
    "coverage_b_by_a": "0.02062289700948092192791787736",
    "shared_count": 20,
    "as_of": {
      "a": "2025-06-30",
      "b": "2025-08-31"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "8028287.06",
        "weight": "0.04103291",
        "shared": true
      },
      {
        "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": true
      },
      {
        "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",
        "shared": false
      },
      {
        "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": false
      },
      {
        "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": false
      },
      {
        "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": "Fidelity Cash Central Fund",
        "value": "906679.08",
        "weight": "0.06863255",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "699394.92",
        "weight": "0.05294183",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "654275.39",
        "weight": "0.04952644",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "359428.71",
        "weight": "0.02720754",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "337443.37",
        "weight": "0.02554332",
        "shared": false
      },
      {
        "name": "Government National Mortgage Association, TBA",
        "value": "280487.05",
        "weight": "0.02123192",
        "shared": false
      },
      {
        "name": "SYMPHONY CLO XXVI LTD / SYMPHONY CLO XXVI LLC AR TSFR3M+134.161 04/20/2033 144A",
        "value": "241605.14",
        "weight": "0.01828869",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "239234.39",
        "weight": "0.01810924",
        "shared": false
      },
      {
        "name": "FNCL 2 10/25",
        "value": "218388.69",
        "weight": "0.01653129",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "199562.50",
        "weight": "0.01510621",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "189590.63",
        "weight": "0.01435137",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "186793.94",
        "weight": "0.01413967",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "168952.03",
        "weight": "0.01278910",
        "shared": false
      },
      {
        "name": "ALLEGRO CLO XV LTD / ALLEGRO CLO VX LLC A1R TSFR3M+118 04/20/2038 144A",
        "value": "150020.25",
        "weight": "0.01135603",
        "shared": false
      },
      {
        "name": "NATWEST GROUP PLC 2.057%/VAR 11/09/2028 REGS",
        "value": "128054.98",
        "weight": "0.00969333",
        "shared": false
      },
      {
        "name": "G2SF 6 10/25",
        "value": "127376.91",
        "weight": "0.00964200",
        "shared": false
      },
      {
        "name": "FNCL 2.5 10/25",
        "value": "124546.88",
        "weight": "0.00942778",
        "shared": false
      },
      {
        "name": "BXHPP 2021-FILM A",
        "value": "120817.01",
        "weight": "0.00914544",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "118098.75",
        "weight": "0.00893968",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "117160.74",
        "weight": "0.00886867",
        "shared": false
      },
      {
        "name": "AIB GROUP PLC EUR REG S SUB (B) 2.875% 05-30-31/26",
        "value": "117015.66",
        "weight": "0.00885769",
        "shared": false
      },
      {
        "name": "TELEFONICA EUROPE BV 2.502%/VAR PERP REGS",
        "value": "115241.36",
        "weight": "0.00872338",
        "shared": false
      },
      {
        "name": "BNP Paribas SA",
        "value": "107568.37",
        "weight": "0.00814256",
        "shared": false
      },
      {
        "name": "NISOURCE INC",
        "value": "103920.65",
        "weight": "0.00786644",
        "shared": false
      },
      {
        "name": "VONOVIA SE 0.625% 03/24/2031 REGS",
        "value": "101860.85",
        "weight": "0.00771052",
        "shared": false
      },
      {
        "name": "GENERAL MILLS IN",
        "value": "101083.98",
        "weight": "0.00765172",
        "shared": false
      },
      {
        "name": "CEDF 2016-6A ARR TSFR3M+131.161 04/20/2034 144A",
        "value": "100046.40",
        "weight": "0.00757317",
        "shared": false
      },
      {
        "name": "EQUITABLE FINANC",
        "value": "97572.14",
        "weight": "0.00738588",
        "shared": false
      },
      {
        "name": "MRSH 2.375 12/15/31",
        "value": "97451.32",
        "weight": "0.00737674",
        "shared": false
      },
      {
        "name": "VERIZON COMM INC",
        "value": "96732.74",
        "weight": "0.00732234",
        "shared": false
      },
      {
        "name": "AMGEN INC",
        "value": "96236.42",
        "weight": "0.00728477",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "90448.55",
        "weight": "0.00684665",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Security, TBA",
        "value": "90355.47",
        "weight": "0.00683960",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "80743.44",
        "weight": "0.00611201",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "79938.13",
        "weight": "0.00605105",
        "shared": false
      },
      {
        "name": "G2 MA7534",
        "value": "76818.87",
        "weight": "0.00581493",
        "shared": false
      },
      {
        "name": "FN MA4562",
        "value": "75875.59",
        "weight": "0.00574353",
        "shared": true
      },
      {
        "name": "FR SD8515",
        "value": "73580.92",
        "weight": "0.00556983",
        "shared": false
      },
      {
        "name": "NORTHERN ST PR-M",
        "value": "72699.12",
        "weight": "0.00550308",
        "shared": false
      },
      {
        "name": "CON EDISON CO",
        "value": "72695.57",
        "weight": "0.00550281",
        "shared": false
      },
      {
        "name": "DOMINION ENERGY",
        "value": "70492.57",
        "weight": "0.00533605",
        "shared": false
      },
      {
        "name": "GOLDMAN SACHS GP",
        "value": "69279.44",
        "weight": "0.00524422",
        "shared": false
      },
      {
        "name": "AES CORP/THE",
        "value": "69107.41",
        "weight": "0.00523120",
        "shared": false
      },
      {
        "name": "HUMANA INC",
        "value": "68606.66",
        "weight": "0.00519329",
        "shared": false
      },
      {
        "name": "CARRIER GLOBAL",
        "value": "68489.27",
        "weight": "0.00518441",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "66725.00",
        "weight": "0.00505086",
        "shared": true
      },
      {
        "name": "WISCONSIN ELECTR",
        "value": "66286.54",
        "weight": "0.00501767",
        "shared": false
      },
      {
        "name": "ASTRAZENECA FIN",
        "value": "66210.59",
        "weight": "0.00501192",
        "shared": false
      },
      {
        "name": "Uniform Mortgage-Backed Securities",
        "value": "65727.17",
        "weight": "0.00497532",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "65223.44",
        "weight": "0.00493719",
        "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": "0000035402-25-001434",
      "as_of": "2025-08-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1562565/000003540225001434/0000035402-25-001434-index.htm"
    }
  ]
}