{
  "page": "compare",
  "query": {
    "a": "FSYWX",
    "b": "FSWBX"
  },
  "retrieved_at": "2026-07-07T17:37:13+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 Sustainable Target Date 2050 Fund",
    "ticker": "FSYWX",
    "slug": "FSYWX",
    "series_id": "S000080300",
    "html_url": "https://fundwatcher.app/funds/FSYWX/"
  },
  "fund_b": {
    "name": "Fidelity Sustainable Target Date 2015 Fund",
    "ticker": "FSWBX",
    "slug": "FSWBX",
    "series_id": "S000080305",
    "html_url": "https://fundwatcher.app/funds/FSWBX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.3911194071838616641633785676",
    "coverage_b_by_a": "0.3911194071838616641633785676",
    "shared_count": 5,
    "as_of": {
      "a": "2026-03-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "Fidelity Series Sustainable U.S. Market Fund",
        "value": "8273336.04",
        "weight": "0.53169145",
        "shared": true
      },
      {
        "name": "Fidelity Series Sustainable Non-U.S. Developed Markets Fund",
        "value": "4290685.71",
        "weight": "0.27574377",
        "shared": true
      },
      {
        "name": "Fidelity Series Sustainable Emerging Markets Fund",
        "value": "2019268.38",
        "weight": "0.12976963",
        "shared": true
      },
      {
        "name": "Fidelity Series Long-Term Treasury Bond Index Fund",
        "value": "835513.42",
        "weight": "0.05369483",
        "shared": true
      },
      {
        "name": "FIDELITY SERIES 5+ YEAR INFLATION-PROTECTED BOND INDEX FUND",
        "value": "141604.78",
        "weight": "0.00910033",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "Fidelity Series Sustainable Investment Grade Bond Fund",
        "value": "572828.70",
        "weight": "0.35848700",
        "shared": false
      },
      {
        "name": "Fidelity Series Sustainable U.S. Market Fund",
        "value": "292158.85",
        "weight": "0.18283852",
        "shared": true
      },
      {
        "name": "FIDELITY SERIES 0-5 YEAR INFLATION-PROTECTED BOND INDEX FUND",
        "value": "210941.67",
        "weight": "0.13201127",
        "shared": false
      },
      {
        "name": "Fidelity Series Sustainable Non-U.S. Developed Markets Fund",
        "value": "193040.97",
        "weight": "0.12080868",
        "shared": true
      },
      {
        "name": "Fidelity Series Sustainable Emerging Markets Fund",
        "value": "95365.24",
        "weight": "0.05968136",
        "shared": true
      },
      {
        "name": "FIDELITY SERIES 5+ YEAR INFLATION-PROTECTED BOND INDEX FUND",
        "value": "83334.98",
        "weight": "0.05215260",
        "shared": true
      },
      {
        "name": "FIDELITY SERIES INTERNATIONAL DEVELOPED MARKETS BOND INDEX FUND",
        "value": "81155.93",
        "weight": "0.05078891",
        "shared": false
      },
      {
        "name": "Fidelity Series Treasury Bill Index Fund",
        "value": "39214.44",
        "weight": "0.02454114",
        "shared": false
      },
      {
        "name": "Fidelity Series Long-Term Treasury Bond Index Fund",
        "value": "29865.71",
        "weight": "0.01869052",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0000035402-26-003424",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/880195/000003540226003424/0000035402-26-003424-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000035402-26-003433",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/880195/000003540226003433/0000035402-26-003433-index.htm"
    }
  ]
}