Schedule 13G ownership disclosure

Karyopharm Therapeutics Inc

Common Stock · CUSIP: 48576U205

Event date: 2025-09-30

Filing-level shares
408,222
Percent of class
4.70%
  • The Vanguard Group

    Shares: 408,222 · Class: 4.70%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0000102909-25-000154
Form type
SCHEDULE 13G/A
Filer
Karyopharm Therapeutics Inc.
CIK
CIK 1503802
Filed
Oct 30, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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