{
  "page": "compare",
  "query": {
    "a": "FFEBX",
    "b": "FSIGX"
  },
  "retrieved_at": "2026-07-07T18:26:35+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 Series Investment Grade Bond Fund",
    "ticker": "FSIGX",
    "slug": "FSIGX",
    "series_id": "S000023604",
    "html_url": "https://fundwatcher.app/funds/FSIGX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1557335206807259862986418370",
    "coverage_b_by_a": "0.1557335206807259862986418371",
    "shared_count": 42,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "US TREASURY N/B",
        "value": "1715431.34",
        "weight": "0.03457699",
        "shared": false
      },
      {
        "name": "Fidelity Cash Central Fund",
        "value": "1650736.28",
        "weight": "0.03327297",
        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "1592190.23",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "1452435.55",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
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      },
      {
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        "value": "1179222.66",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "1171418.75",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "1148743.75",
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        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "844124.96",
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        "shared": true
      },
      {
        "name": "US TREASURY N/B",
        "value": "816812.50",
        "weight": "0.01646403",
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      },
      {
        "name": "FHLG 30YR 2% 10/01/2051#RA6275",
        "value": "795259.56",
        "weight": "0.01602960",
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      },
      {
        "name": "FNMA POOL CB2786 FN 01/52 FIXED 3",
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      },
      {
        "name": "US TREASURY N/B",
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        "weight": "0.01483491",
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      },
      {
        "name": "US TREASURY N/B",
        "value": "712386.72",
        "weight": "0.01435918",
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      },
      {
        "name": "FREDDIE MAC POOL FR RA7091",
        "value": "711463.38",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
        "name": "Freddie Mac Pool",
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      },
      {
        "name": "FNCL UMBS 2.0 RA6694 01-01-52",
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      },
      {
        "name": "US TREASURY N/B",
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      {
        "name": "US TREASURY N/B",
        "value": "502173.44",
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      },
      {
        "name": "FHLG 30YR 5% 07/01/2054#RJ1927",
        "value": "501974.22",
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      },
      {
        "name": "WIB 0 03/19/26",
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      },
      {
        "name": "US TREASURY N/B",
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      },
      {
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      },
      {
        "name": "FHLG 30YR 6% 10/01/2053#RJ0051",
        "value": "470325.69",
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      },
      {
        "name": "VERIZON COMM INC",
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      },
      {
        "name": "UDR INC",
        "value": "440123.18",
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      {
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      {
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      },
      {
        "name": "GENERAL MILLS IN",
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      },
      {
        "name": "S&P GLOBAL INC",
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      {
        "name": "AES CORP/THE",
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      {
        "name": "CON EDISON CO",
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      {
        "name": "US TREASURY N/B",
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      {
        "name": "JPMORGAN CHASE",
        "value": "300896.56",
        "weight": "0.00606500",
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      },
      {
        "name": "BANK OF AMER CRP",
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        "weight": "0.00605329",
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      },
      {
        "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",
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      {
        "name": "ANALOG DEVICES",
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      },
      {
        "name": "FNCL UMBS 4.0 RA8200 12-01-52",
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      },
      {
        "name": "TELUS CORP",
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      },
      {
        "name": "WALMART INC",
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      },
      {
        "name": "AUTODESK INC",
        "value": "268970.30",
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      {
        "name": "ATHENE GLOBAL FUNDING 2.5% 03/24/2028 144A",
        "value": "240938.76",
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    ],
    "b_top": [
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        "name": "Fidelity Cash Central Fund",
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        "name": "US TREASURY N/B",
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      {
        "name": "Government National Mortgage Association, TBA",
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        "name": "GNII II 5.5% 03/01/2056 #TBA",
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      {
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      {
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      {
        "name": "Fannie Mae or Freddie Mac",
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      {
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      {
        "name": "Uniform Mortgage-Backed Security, TBA",
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      {
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      {
        "name": "FNCL 5.5 3/25",
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      {
        "name": "GNMA TBA",
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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": "0000035402-26-002637",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/35315/000003540226002637/0000035402-26-002637-index.htm"
    }
  ]
}