{
  "page": "compare",
  "query": {
    "a": "DXD",
    "b": "OILK"
  },
  "retrieved_at": "2026-07-07T18:57:36+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": "ProShares UltraShort Dow30",
    "ticker": "DXD",
    "slug": "DXD",
    "series_id": "S000006823",
    "html_url": "https://fundwatcher.app/funds/DXD/"
  },
  "fund_b": {
    "name": "ProShares K-1 Free Crude Oil ETF",
    "ticker": "OILK",
    "slug": "OILK",
    "series_id": "S000054590",
    "html_url": "https://fundwatcher.app/funds/OILK/"
  },
  "overlap": {
    "coverage_a_by_b": "0.9075538567766664372540931885",
    "coverage_b_by_a": "0.9075538567766664372540931885",
    "shared_count": 3,
    "as_of": {
      "a": "2026-02-28",
      "b": "2026-02-28"
    },
    "a_top": [
      {
        "name": "ProShares GENIUS Money Market ETF",
        "value": "32035200.00",
        "weight": "0.56721405",
        "shared": true
      },
      {
        "name": "Repurchase Agreement",
        "value": "24097149.44",
        "weight": "0.42666322",
        "shared": true
      },
      {
        "name": "US ULTRA BOND CBT Sep25",
        "value": "345800.70",
        "weight": "0.00612273",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "ProShares GENIUS Money Market ETF",
        "value": "50060000.00",
        "weight": "0.60417011",
        "shared": true
      },
      {
        "name": "Repurchase Agreement",
        "value": "27692377.60",
        "weight": "0.33421708",
        "shared": true
      },
      {
        "name": "US ULTRA BOND CBT Sep25",
        "value": "5105080.81",
        "weight": "0.06161281",
        "shared": true
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-009263",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1174610/000207169126009263/0002071691-26-009263-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0002071691-26-009237",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1174610/000207169126009237/0002071691-26-009237-index.htm"
    }
  ]
}