Marcin Czernik serves as Executive at Karyopharm Therapeutics Inc., where they oversee executive responsibilities. Since joining the company, Marcin Czernik has executed 35 insider transactions totaling $30.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 28, 2019 involved selling 149,624 shares valued at $619.4K.
Marcin Czernik currently holds 6,000,000 shares of Karyopharm Therapeutics Inc. (KPTI), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Marcin Czernik has been a net seller of KPTI stock. They have purchased $0 and sold $30.6M worth of shares.
Marcin Czernik's most recent insider trade was on Feb 28, 2019, when they sold 149,624 shares at $4.14 per share.
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| $20.52 |
| Discretionary |
| Sep 5, 2018 | KPTI | $3.4M | Sale | 160,000 | $21.06 | Discretionary |
| Aug 9, 2018 | KPTI | $1.2M | Sale | 67,474 | $18.51 | Discretionary |
| Aug 8, 2018 | KPTI | $52.1K | Sale | 2,800 | $18.61 | Discretionary |
| Aug 7, 2018 | KPTI | $197.2K | Sale | 10,602 | $18.60 | Discretionary |
| Jul 18, 2018 | KPTI | $555.9K | Sale | 30,000 | $18.53 | Discretionary |
| Jul 17, 2018 | KPTI | $320.9K | Sale | 17,346 | $18.50 | Discretionary |
| Jul 16, 2018 | KPTI | $49.2K | Sale | 2,654 | $18.52 | Discretionary |
| Jun 13, 2016 | KPTI | $60.2K | Sale | 7,074 | $8.51 | Discretionary |
| Jun 1, 2016 | KPTI | $169.4K | Sale | 17,568 | $9.64 | Discretionary |
| May 31, 2016 | KPTI | $165.1K | Sale | 17,096 | $9.66 | Discretionary |
| May 27, 2016 | KPTI | $383.2K | Sale | 40,000 | $9.58 | Discretionary |
| May 18, 2016 | KPTI | $244.5K | Sale | 30,000 | $8.15 | Discretionary |
| May 17, 2016 | KPTI | $275.5K | Sale | 33,800 | $8.15 | Discretionary |
| Nov 25, 2014 | KPTI | $2.7M | Sale | 61,326 | $43.54 | Discretionary |
| Nov 25, 2014 | KPTI | $2.3M | Sale | 53,173 | $42.51 | Discretionary |
| Nov 25, 2014 | KPTI | $462.4K | Sale | 10,501 | $44.03 | Discretionary |
| Nov 24, 2014 | KPTI | $3.1M | Sale | 75,000 | $41.78 | Discretionary |
| Nov 21, 2014 | KPTI | $1.8M | Sale | 42,800 | $41.29 | Discretionary |
| Nov 19, 2014 | KPTI | $2.4M | Sale | 60,268 | $40.01 | Discretionary |
| Nov 18, 2014 | KPTI | $233.8K | Sale | 5,700 | $41.01 | Discretionary |
| Sep 26, 2014 | KPTI | $532.0K | Sale | 12,261 | $43.39 | Discretionary |
| Sep 26, 2014 | KPTI | $1.1M | Sale | 25,059 | $42.44 | Discretionary |
| Sep 26, 2014 | KPTI | $522.8K | Sale | 12,480 | $41.89 | Discretionary |
| Sep 26, 2014 | KPTI | $8.8K | Sale | 200 | $44.00 | Discretionary |
| Sep 18, 2014 | KPTI | $111.6K | Sale | 2,778 | $40.16 | Discretionary |
| Sep 17, 2014 | KPTI | $385.2K | Sale | 9,569 | $40.26 | Discretionary |
| Sep 8, 2014 | KPTI | $1.4M | Sale | 35,666 | $39.92 | Discretionary |
| Aug 15, 2014 | KPTI | $306.3K | Sale | 7,827 | $39.14 | Discretionary |