Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2025-11-14 10:45 am Purchase | 2025-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 649,984 4.900% | 649,984![]() (New Position) | Filing History |
| 2025-11-07 1:02 pm Purchase | 2025-10-31 | 13G | Karyopharm Therapeutics Inc. KPTI | T. Rowe Price Investment Management, Inc. | 2,304,242 13.800% | 1,575,476![]() (+216.18%) | Filing History |
| 2025-11-03 4:30 pm Purchase | 2025-10-14 | 13G | Karyopharm Therapeutics Inc. KPTI | J. Wood Capital Advisors LLC | 1,000,708 4.990% | 1,000,708![]() (New Position) | Filing History |
| 2025-10-30 3:18 pm Purchase | 2025-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | The Vanguard Group | 408,222 4.700% | 408,222![]() (New Position) | Filing History |
| 2025-10-17 4:05 pm Purchase | 2025-10-10 | 13G | Karyopharm Therapeutics Inc. KPTI | Opaleye Management Inc. | 1,569,002 9.480% | 1,569,002![]() (New Position) | Filing History |
| 2025-10-17 1:55 pm Sale | 2025-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | JPMORGAN CHASE & CO JPM | 0 0.000% | -450,436![]() (Position Closed) | Filing |
| 2025-08-14 12:12 pm Purchase | 2025-06-30 | 13G | Karyopharm Therapeutics Inc. KPTI | T. Rowe Price Investment Management, Inc. | 728,766 8.400% | 728,766![]() (New Position) | Filing History |
| 2025-07-16 09:34 am Purchase | 2025-06-30 | 13G | Karyopharm Therapeutics Inc. KPTI | JPMORGAN CHASE & CO JPM | 450,436 5.200% | 450,436![]() (New Position) | Filing History |
| 2025-04-10 5:23 pm Purchase | 2025-04-03 | 13G | Karyopharm Therapeutics Inc. KPTI | Affinity Asset Advisors, LLC | 664,224 7.830% | 664,224![]() (New Position) | Filing History |
| 2025-02-12 09:36 am Purchase | 2024-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Adage Capital Management, L.P. | 436,737 5.180% | 436,737![]() (New Position) | Filing History |
| 2024-11-14 4:22 pm Sale | 2024-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | Avidity Partners Management LP | 316,071 3.700% | -429,846![]() (-57.63%) | Filing History |
| 2024-11-12 3:50 pm Unchanged | 2024-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | The Vanguard Group | 510,299 6.130% | 0 (Unchanged) | Filing History |
| 2024-11-04 11:49 am Sale | 2024-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | The Vanguard Group | 510,299 6.130% | -70,378![]() (-12.12%) | Filing History |
| 2024-10-25 09:30 am Purchase | 2024-09-30 | 13G | Karyopharm Therapeutics Inc. KPTI | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 649,659 7.200% | 649,659![]() (New Position) | Filing History |
| 2024-07-08 4:32 pm Sale | 2024-06-30 | 13G | Karyopharm Therapeutics Inc. KPTI | BlackRock Inc. BLK | 277,986 3.500% | -393,459![]() (-58.60%) | Filing History |
| 2024-05-23 4:30 pm Purchase | 2024-05-13 | 13G | Karyopharm Therapeutics Inc. KPTI | J. Wood Capital Advisors LLC | 458,135 5.500% | 458,135![]() (New Position) | Filing History |
| 2024-02-14 4:52 pm Sale | 2023-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Palo Alto Investors LP | 340,146 4.450% | -24,551![]() (-6.73%) | Filing History |
| 2024-02-14 10:33 am Sale | 2023-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Avidity Partners Management LP | 745,916 9.500% | -12,822![]() (-1.69%) | Filing History |
| 2024-02-13 5:07 pm Purchase | 2023-12-29 | 13G | Karyopharm Therapeutics Inc. KPTI | The Vanguard Group | 580,677 7.600% | 580,677![]() (New Position) | Filing History |
| 2024-02-12 06:06 am Sale | 2023-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Rubric Capital Management LP | 0 0.000% | -552,975![]() (Position Closed) | Filing History |

