Richard A. Paulson, President and CEO at Karyopharm Therapeutics Inc. (KPTI), sold 1,257 shares at $6.43 ($8K) on 2025-09-15, disclosed to the SEC on 2025-09-16.
Seasonal sale ($8k) by President and CEO — this insider has traded KPTI in September in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| KPTI | SELL | 2025-05-07 | $2K | — | Filing → |
| KPTI | SELL | 2025-04-07 | $916 | — | Filing → |
| KPTI | SELL | 2025-03-06 | $147K | — | Filing → |