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$KPTI All transactions

Karyopharm Therapeutics Inc.

A

$ Value

$0

Shares

888

Price

$0

Filed

Sep 16

Insider

Name

Poulton Stuart

Title

EVP, Chief Development Officer

CIK

0001942597

Roles

Officer

Transaction Details

Transaction Date

2025-09-12

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

28,111

Footnotes

Represents the number of shares of the issuer's common stock underlying performance-based restricted stock units ("PSUs") granted in February 2023 that have been earned based on the level of achievement of the clinical milestone for complete enrollment in the Company's Phase 3 SENTRY trial, as certified by the issuer's Compensation Committee on September 12, 2025. Each earned PSU represents the contingent right to receive one share of the issuer's common stock upon vesting. The earned PSUs vested on September 12, 2025. | 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 PSUs. The sale does not represent a discretionary trade by the reporting person.

Filing Info

Accession No.

0001193125-25-205046

Form Type

4

Issuer CIK

0001503802

Poulton Stuart's History

Date Ticker Type Value
2025-10-15 KPTI A $0
2025-09-15 KPTI $3K
2025-09-12 KPTI A $0
2025-07-29 KPTI $835

Other Insiders at KPTI (90d)

Insider Bought Sold Last
Rangwala Reshma
EVP & Chief Medical Officer
$4K 2026-04-21