{
  "page": "compare",
  "query": {
    "a": "BYLD",
    "b": "AOR"
  },
  "retrieved_at": "2026-07-07T18:25:37+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": "iShares Yield Optimized Bond ETF",
    "ticker": "BYLD",
    "slug": "BYLD",
    "series_id": "S000044409",
    "html_url": "https://fundwatcher.app/funds/BYLD/"
  },
  "fund_b": {
    "name": "iShares Core 60/40 Balanced Allocation ETF",
    "ticker": "AOR",
    "slug": "AOR",
    "series_id": "S000023587",
    "html_url": "https://fundwatcher.app/funds/AOR/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1331862204116682640506623290",
    "coverage_b_by_a": "0.1331862204116682640506623290",
    "shared_count": 3,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-01-31"
    },
    "a_top": [
      {
        "name": "iShares Broad USD High Yield Corporate Bond ETF",
        "value": "62346933.64",
        "weight": "0.18263800",
        "shared": false
      },
      {
        "name": "iShares 10+ Year Investment Grade Corporate Bond ETF",
        "value": "35434239.68",
        "weight": "0.10380043",
        "shared": false
      },
      {
        "name": "ISHARES J P MORGAN EM HIGH YIELD BOND ETF",
        "value": "31364238.69",
        "weight": "0.09187784",
        "shared": false
      },
      {
        "name": "BlackRock Cash Funds: Institutional, SL Agency Shares",
        "value": "31279965.47",
        "weight": "0.09163097",
        "shared": true
      },
      {
        "name": "iShares Broad USD Investment Grade Corporate Bond ETF",
        "value": "31027342.44",
        "weight": "0.09089094",
        "shared": false
      },
      {
        "name": "ISHARES FLOATING RATE BOND ETF",
        "value": "30873993.92",
        "weight": "0.09044173",
        "shared": false
      },
      {
        "name": "iShares 5-10 Year Investment Grade Corporate Bond ETF",
        "value": "29798721.26",
        "weight": "0.08729184",
        "shared": false
      },
      {
        "name": "iShares Investment Grade Systematic Bond ETF",
        "value": "27128495.68",
        "weight": "0.07946973",
        "shared": false
      },
      {
        "name": "iShares GNMA Bond ETF",
        "value": "24787920.00",
        "weight": "0.07261329",
        "shared": false
      },
      {
        "name": "iShares Trust ISHARES 0-3 MONTH TREASURY BOND ETF",
        "value": "16938532.86",
        "weight": "0.04961944",
        "shared": false
      },
      {
        "name": "iShares Core Universal USD Bond ETF",
        "value": "13893442.95",
        "weight": "0.04069920",
        "shared": true
      },
      {
        "name": "ISHARES MBS ETF MUTUAL FUND",
        "value": "6197554.23",
        "weight": "0.01815501",
        "shared": false
      },
      {
        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
        "value": "297526.89",
        "weight": "0.00087157",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "iShares Core S&P 500 ETF",
        "value": "1095087877.94",
        "weight": "0.31246193",
        "shared": false
      },
      {
        "name": "iShares Core Universal USD Bond ETF",
        "value": "1050879278.55",
        "weight": "0.29984787",
        "shared": true
      },
      {
        "name": "iShares Core MSCI International Developed Markets ETF",
        "value": "539386749.72",
        "weight": "0.15390347",
        "shared": false
      },
      {
        "name": "BlackRock Cash Funds: Institutional, SL Agency Shares",
        "value": "325671303.47",
        "weight": "0.09292394",
        "shared": true
      },
      {
        "name": "ISHARES CORE MSCI EMERGING MUTUAL FUND",
        "value": "218594401.12",
        "weight": "0.06237164",
        "shared": false
      },
      {
        "name": "iShares Trust CORE INTL AGGR",
        "value": "182055317.00",
        "weight": "0.05194593",
        "shared": false
      },
      {
        "name": "ISHARES-C S&P MC",
        "value": "61015835.79",
        "weight": "0.01740968",
        "shared": false
      },
      {
        "name": "ISHARES CORE S+P SMALL CAP ETF ISHARES CORE S+P SMALL CAP E",
        "value": "29017208.84",
        "weight": "0.00827949",
        "shared": false
      },
      {
        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
        "value": "3000177.80",
        "weight": "0.00085604",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-007312",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000207169126007312/0002071691-26-007312-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001004726-26-001854",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000100472626001854/0001004726-26-001854-index.htm"
    }
  ]
}