Kauffman Michael 13D and 13G filings for Karyopharm Therapeutics Inc.:
- 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.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-02-11 4:01 pm Sale | 2021-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Kauffman Michael | 271,888 5.200% | -10,209 (-3.62%) | Filing |
| 2021-02-16 4:35 pm Purchase | 2020-12-31 | 13G | Karyopharm Therapeutics Inc. KPTI | Kauffman Michael | 282,097 5.510% | 20,668 (+7.91%) | Filing |