The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Poulton Stuart since 2023.
This trader's CIK number is 1942597.
At the time of last reporting, Poulton Stuart was the EVP, Chief Development Officer of Karyopharm Therapeutics Inc.. (stock ticker symbol KPTI).
Also see all insider trading activities at Karyopharm Therapeutics Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | KPTI | 0 | $0 | 9,653 | $26,875 | 0 | $0 |
| 2024 | KPTI | 0 | $0 | 31,196 | $37,505 | 0 | $0 |
| 2023 | KPTI | 0 | $0 | 8,714 | $23,575 | 0 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-07-29 | KPTI | Sale | 191 | 4.37 | 834 |
| 2025-03-04 | KPTI | Sale | 3,548 | 6.29 | 22,316 |
| 2025-02-18 | KPTI | Sale | 5,914 | .63 | 3,725 |
| 2024-07-30 | KPTI | Sale | 2,883 | 1.06 | 3,055 |
| 2024-02-29 | KPTI | Sale | 16,311 | 1.17 | 19,083 |
| 2024-03-01 | KPTI | Sale | 6,155 | 1.20 | 7,386 |
| 2024-02-15 | KPTI | Sale | 5,847 | 1.36 | 7,981 |
| 2023-07-28 | KPTI | Sale | 2,845 | 1.70 | 4,836 |
| 2023-02-15 | KPTI | Sale | 5,869 | 3.19 | 18,739 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Poulton Stuart (EVP, Chief Development Officer of Karyopharm Therapeutics Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.