{
  "page": "compare",
  "query": {
    "a": "FFEBX",
    "b": "FSMTX"
  },
  "retrieved_at": "2026-07-07T17:59:29+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": "Fidelity Environmental Bond Fund",
    "ticker": "FFEBX",
    "slug": "FFEBX",
    "series_id": "S000072130",
    "html_url": "https://fundwatcher.app/funds/FFEBX/"
  },
  "fund_b": {
    "name": "Fidelity SAI Total Bond Fund",
    "ticker": "FSMTX",
    "slug": "FSMTX",
    "series_id": "S000062237",
    "html_url": "https://fundwatcher.app/funds/FSMTX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.2036128825518586579469853797",
    "coverage_b_by_a": "0.2036128825518586579469853798",
    "shared_count": 57,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "1715431.34",
        "weight": "0.03457699",
        "shared": true
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "1650736.28",
        "weight": "0.03327297",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "1592190.23",
        "weight": "0.03209289",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "1452435.55",
        "weight": "0.02927593",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "1364860.55",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "1268268.75",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "1179222.66",
        "weight": "0.02376893",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "1171418.75",
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        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "1148743.75",
        "weight": "0.02315459",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "844124.96",
        "weight": "0.01701456",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "816812.50",
        "weight": "0.01646403",
        "shared": false
      },
      {
        "name": "FHLG 30YR 2% 10/01/2051#RA6275",
        "value": "795259.56",
        "weight": "0.01602960",
        "shared": false
      },
      {
        "name": "FNMA POOL CB2786 FN 01/52 FIXED 3",
        "value": "743373.67",
        "weight": "0.01498377",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "735988.28",
        "weight": "0.01483491",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "712386.72",
        "weight": "0.01435918",
        "shared": true
      },
      {
        "name": "FREDDIE MAC POOL FR RA7091",
        "value": "711463.38",
        "weight": "0.01434057",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "630656.25",
        "weight": "0.01271179",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "603468.75",
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      },
      {
        "name": "Freddie Mac Pool",
        "value": "562672.96",
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      },
      {
        "name": "FNCL UMBS 2.0 RA6694 01-01-52",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "517785.15",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "502173.44",
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        "shared": true
      },
      {
        "name": "FHLG 30YR 5% 07/01/2054#RJ1927",
        "value": "501974.22",
        "weight": "0.01011801",
        "shared": false
      },
      {
        "name": "WIB 0 03/19/26",
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        "weight": "0.01006094",
        "shared": false
      },
      {
        "name": "US TREASURY N/B",
        "value": "496585.15",
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      },
      {
        "name": "FNMA POOL CB5401 FN 12/52 FIXED 4.5",
        "value": "490612.02",
        "weight": "0.00988899",
        "shared": false
      },
      {
        "name": "FHLG 30YR 6% 10/01/2053#RJ0051",
        "value": "470325.69",
        "weight": "0.00948009",
        "shared": false
      },
      {
        "name": "VERIZON COMM INC",
        "value": "450548.93",
        "weight": "0.00908146",
        "shared": false
      },
      {
        "name": "UDR INC",
        "value": "440123.18",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "426224.80",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "407531.25",
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      },
      {
        "name": "GENERAL MILLS IN",
        "value": "403856.78",
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      },
      {
        "name": "S&P GLOBAL INC",
        "value": "386660.02",
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      },
      {
        "name": "AES CORP/THE",
        "value": "370917.71",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "359201.17",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
        "value": "348878.91",
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      },
      {
        "name": "CON EDISON CO",
        "value": "317132.25",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "307992.19",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "303304.69",
        "weight": "0.00611354",
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      },
      {
        "name": "JPMORGAN CHASE",
        "value": "300896.56",
        "weight": "0.00606500",
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      },
      {
        "name": "BANK OF AMER CRP",
        "value": "300315.42",
        "weight": "0.00605329",
        "shared": false
      },
      {
        "name": "Freddie Mac Multifamily Structured Pass Through Certificates",
        "value": "300172.50",
        "weight": "0.00605041",
        "shared": false
      },
      {
        "name": "MERCK & CO INC",
        "value": "286431.58",
        "weight": "0.00577344",
        "shared": false
      },
      {
        "name": "ANALOG DEVICES",
        "value": "285032.49",
        "weight": "0.00574524",
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      },
      {
        "name": "FNCL UMBS 4.0 RA8200 12-01-52",
        "value": "283274.52",
        "weight": "0.00570981",
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      },
      {
        "name": "TELUS CORP",
        "value": "280504.58",
        "weight": "0.00565397",
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      },
      {
        "name": "WALMART INC",
        "value": "270512.81",
        "weight": "0.00545258",
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      },
      {
        "name": "AUTODESK INC",
        "value": "268970.30",
        "weight": "0.00542148",
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      },
      {
        "name": "ATHENE GLOBAL FUNDING 2.5% 03/24/2028 144A",
        "value": "240938.76",
        "weight": "0.00485647",
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      }
    ],
    "b_top": [
      {
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      },
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      },
      {
        "name": "GNII II 5.5% 03/01/2056 #TBA",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "FNCL 6 3/24",
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      {
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      {
        "name": "G2SF 5.5 4/25",
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      {
        "name": "Government National Mortgage Association, TBA",
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      {
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      {
        "name": "GNMA TBA",
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        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
        "value": "149625683.96",
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      {
        "name": "Fannie Mae or Freddie Mac",
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      {
        "name": "US TREASURY N/B",
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      {
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      },
      {
        "name": "BANK OF AMER CRP",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "Uniform Mortgage-Backed Security, TBA",
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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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      {
        "name": "US TREASURY N/B",
        "value": "97490281.88",
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      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "FNCI 5 4/21",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "90233742.64",
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      },
      {
        "name": "G2SF 2 4/26",
        "value": "89755235.25",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "88366484.38",
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      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-002566",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/751199/000003540226002566/0000035402-26-002566-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-002638",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002638/0000035402-26-002638-index.htm"
    }
  ]
}