{
  "schema_version": "1",
  "accession_number": "0001636587-26-000084",
  "cik": "0001503802",
  "filer_name": "Karyopharm Therapeutics Inc.  (KPTI)  (CIK 0001503802)",
  "sic_code": "2834",
  "form_type": "SC 13G/A",
  "is_amendment": true,
  "filed_at": "2026-09-25T00:00:00.000Z",
  "indexed_at": "2026-09-25T20:17:09.552Z",
  "edgar_url": "https://www.sec.gov/Archives/edgar/data/1503802/000163658726000084/0001636587-26-000084-index.htm",
  "secfilingdex_url": "https://secfilingdex.com/filing/0001636587-26-000084/",
  "license": "U.S. government works are public domain (17 U.S.C. § 105). Editorial annotations CC-BY-4.0.",
  "source": "SEC EDGAR"
}