Karin L. Walker serves as Executive at Prothena Corp plc, where they oversee executive responsibilities. Since joining the company, Karin L. Walker has executed 109 insider transactions totaling $10.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 9, 2014 involved exercising options for 2,500 shares valued at $24.4K.
Karin L. Walker currently holds 25,000 shares of Prothena Corp plc (PRTA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Karin L. Walker has been a net seller of PRTA stock. They have purchased $0 and sold $10.1M worth of shares.
Karin L. Walker's most recent insider trade was on Dec 9, 2014, when they sold 2,500 shares at $9.75 per share.
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| $20.09 |
| Discretionary |
| Oct 16, 2014 | PRTA | $24.4K | Option Exercise | 2,500 | $9.75 | Discretionary |
| Oct 16, 2014 | PRTA | $50.2K | Sale | 2,500 | $20.09 | Discretionary |
| Oct 16, 2014 | PRTA | $24.4K | Option Exercise | 2,500 | $9.75 | Discretionary |
| Aug 12, 2014 | PRTA | $51.9K | Sale | 2,500 | $20.74 | Discretionary |
| Aug 12, 2014 | PRTA | $24.4K | Option Exercise | 2,500 | $9.75 | Discretionary |
| Jun 6, 2014 | PRTA | $172.6K | Sale | 8,000 | $21.58 | Discretionary |
| Jun 6, 2014 | PRTA | $78.0K | Option Exercise | 8,000 | $9.75 | Discretionary |