Poulton Stuart bought KPTI
May 13, 2026 · Form 4 insider transaction
Poulton Stuart bought 896 shares of Karyopharm Therapeutics Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 2 days after the transaction.
Footnotes
Represents the number of shares of the issuer's common stock underlying performance-based restricted stock units ("PSUs") granted in February 2024 that have been earned based on the level of achievement of the clinical milestone for complete enrollment in the Company's Phase 3 XPORT-EC-042 trial, as certified by the issuer's Compensation Committee on May 13, 2026. Each earned PSU represents the contingent right to receive one share of the issuer's common stock upon vesting. The earned PSUs vested on May 13, 2026.