{
  "page": "compare",
  "query": {
    "a": "ION",
    "b": "ILIT"
  },
  "retrieved_at": "2026-07-07T18:41:46+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 S&P Global Core Battery Metals ETF",
    "ticker": "ION",
    "slug": "ION",
    "series_id": "S000078011",
    "html_url": "https://fundwatcher.app/funds/ION/"
  },
  "fund_b": {
    "name": "iShares Lithium Miners and Producers ETF",
    "ticker": "ILIT",
    "slug": "ILIT",
    "series_id": "S000080108",
    "html_url": "https://fundwatcher.app/funds/ILIT/"
  },
  "overlap": {
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    "coverage_b_by_a": "0.1990925458898509862851740733",
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    "as_of": {
      "a": "2026-02-28",
      "b": "2026-03-31"
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        "name": "VALE INDONESIA T",
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        "name": "PLS GROUP LTD",
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      {
        "name": "IGO LTD",
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      {
        "name": "TIBET MINERAL-A",
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      },
      {
        "name": "ALBEMARLE CORP",
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      {
        "name": "AFRICAN RAINBOW",
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        "name": "XIZANG ZHUFENG-A",
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      {
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        "name": "TIMAH TBK PT",
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      {
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      {
        "name": "BHP GROUP LTD",
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        "name": "WESFARMERS LTD",
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        "name": "MITSUI MINING &",
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        "name": "SUMITOMO CORP",
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        "name": "KGHM",
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        "name": "SUMITOMO MET MIN",
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        "name": "Receive CONTEMPORARY A-A Pay Overnight Rate -1",
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        "name": "SOJITZ CORP",
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      {
        "name": "PLS GROUP LTD",
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      {
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      {
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      {
        "name": "LITHIUM ARGENTINA AG",
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      {
        "name": "COSMOAM&T CO LTD",
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      {
        "name": "LITHIUM AMERICAS",
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      {
        "name": "SIGMA LITHIUM CORP COMMON STOCK",
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      {
        "name": "GUANGZHOU TINC-A",
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      {
        "name": "TIANQI LITHIUM-A",
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      {
        "name": "YUNNAN ENERGY-A",
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      {
        "name": "Critical Metals Corporation",
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      {
        "name": "HUNAN YUNENG NEW",
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      {
        "name": "SINOMINE RESOURCE GROUP CO LTD",
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        "name": "CANMAX TECHNOLOGIES CO LTD",
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        "name": "AMERICAN BATTERY TECHNOLOGY CO",
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        "name": "FULIN PRECISION CO LTD",
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        "name": "CHUNBO CO LTD",
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        "name": "SICHUAN YAHUA INDUSTRIAL GROUP CO LTD",
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        "name": "NINGBO RONBAY NEW ENERGY TECHNOLOGY CO LTD",
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        "name": "MINMETALS NEW EN",
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        "name": "SHENZHEN SENIOR TECHNOLOGY MATERIAL CO LTD",
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        "name": "SHIJIAZHUANG SHA",
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        "name": "JIANGSU RUITAI N",
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        "name": "BlackRock Cash Funds: Treasury, SL Agency Shares",
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      {
        "name": "KOREAN WON",
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      {
        "name": "FX Forward Contract: AUD/USD SETTLE 2026-03-18",
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        "weight": "0.00010116",
        "shared": true
      },
      {
        "name": "FX Forward Contract: CLP/USD SETTLE 2026-01-22",
        "value": "1636.06",
        "weight": "0.00007409",
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      },
      {
        "name": "CHINESE RENMINBI",
        "value": "771.85",
        "weight": "0.00003496",
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      },
      {
        "name": "JAPANESE YEN",
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      },
      {
        "name": "ESG MINERALS",
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    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0002071691-26-009174",
      "as_of": "2026-02-28",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1174610/000207169126009174/0002071691-26-009174-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0001004726-26-003738",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1100663/000100472626003738/0001004726-26-003738-index.htm"
    }
  ]
}