{
  "page": "compare",
  "query": {
    "a": "CPST",
    "b": "RYSHX"
  },
  "retrieved_at": "2026-07-07T18:31:14+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": "Calamos S&P 500 Structured Alt Protection ETF - September",
    "ticker": "CPST",
    "slug": "CPST",
    "series_id": "S000084799",
    "html_url": "https://fundwatcher.app/funds/CPST/"
  },
  "fund_b": {
    "name": "Inverse Russell 2000 Strategy Fund",
    "ticker": "RYSHX",
    "slug": "RYSHX",
    "series_id": "S000003772",
    "html_url": "https://fundwatcher.app/funds/RYSHX/"
  },
  "overlap": {
    "coverage_a_by_b": "0.1845408774868415592241031887",
    "coverage_b_by_a": "0.1845408774868415592241031887",
    "shared_count": 1,
    "as_of": {
      "a": "2026-01-31",
      "b": "2026-03-31"
    },
    "a_top": [
      {
        "name": "ZSCALER INC CFD",
        "value": "34001081.42",
        "weight": "1.00000000",
        "shared": true
      }
    ],
    "b_top": [
      {
        "name": "ZAR/USD FORWARD",
        "value": "471395.21",
        "weight": "0.18728975",
        "shared": false
      },
      {
        "name": "ZSCALER INC CFD",
        "value": "464476.48",
        "weight": "0.18454088",
        "shared": true
      },
      {
        "name": "ZSCALER INC",
        "value": "434876.97",
        "weight": "0.17278071",
        "shared": false
      },
      {
        "name": "ZAR/USD FORWARD",
        "value": "428393.49",
        "weight": "0.17020477",
        "shared": false
      },
      {
        "name": "Guggenheim Ultra Short Duration Fund - Institutional Class",
        "value": "347960.12",
        "weight": "0.13824783",
        "shared": false
      },
      {
        "name": "Guggenheim Strategy Fund II",
        "value": "343145.78",
        "weight": "0.13633505",
        "shared": false
      },
      {
        "name": "Short-Term Investment",
        "value": "20345.91",
        "weight": "0.00808362",
        "shared": false
      },
      {
        "name": "ZSCALER INC",
        "value": "6336.09",
        "weight": "0.00251739",
        "shared": false
      }
    ]
  },
  "error": null,
  "sources": [
    {
      "label": "N-PORT (fund A)",
      "accession_no": "0001410368-26-034375",
      "as_of": "2026-01-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/1579881/000141036826034375/0001410368-26-034375-index.htm"
    },
    {
      "label": "N-PORT (fund B)",
      "accession_no": "0000940400-26-023058",
      "as_of": "2026-03-31",
      "edgar_url": "https://www.sec.gov/Archives/edgar/data/899148/000094040026023058/0000940400-26-023058-index.htm"
    }
  ]
}