4//SEC Filing
Poulton Stuart 4
Accession 0000950170-25-100373
CIK 0001503802other
Filed
Jul 29, 8:00 PM ET
Accepted
Jul 30, 4:56 PM ET
Size
4.8 KB
Accession
0000950170-25-100373
Insider Transaction Report
Form 4
Poulton Stuart
EVP, Chief Development Officer
Transactions
- Sale
Common Stock
2025-07-29$4.37/sh−191$835→ 27,223 total
Footnotes (1)
- [F1]This transaction was effected pursuant to a durable automatic sale instruction plan adopted by the reporting person on May 18, 2022, and represents a broker-assisted sale of shares to satisfy the payment of withholding tax liability incurred upon the vesting of restricted stock units. The sale does not represent a discretionary trade by the reporting person.
Documents
Issuer
Karyopharm Therapeutics Inc.
CIK 0001503802
Entity typeother
Related Parties
1- filerCIK 0001942597
Filing Metadata
- Form type
- 4
- Filed
- Jul 29, 8:00 PM ET
- Accepted
- Jul 30, 4:56 PM ET
- Size
- 4.8 KB