Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not 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>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2022-11-18 Sale | 2022-11-18 9:32 pm | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 10,000 | $57.07 | $570,709 | 55,481 (Direct) | View |
| 2022-10-24 Sale | 2022-10-26 9:30 pm | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 20,000 | $57.23 | $1,144,613 | 65,481 (Direct) | View |
| 2021-11-23 Sale | 2021-11-26 9:19 pm | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 4,519 | $57.88 | $261,573 | 85,481 (Direct) | View |
| 2021-10-20 Sale | 2021-10-22 5:53 pm | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 23,000 | $60.25 | $1,385,823 | 90,000 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2022-11-18 Exercise | 2022-11-18 9:32 pm | N/A 2028-06-21 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 10,000 | $0 | 55,481 (Direct) | View |
| 2022-11-18 Exercise | 2022-11-18 9:32 pm | N/A N/A | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 10,000 | $15.04 | 55,481 (Direct) | View |
| 2022-10-24 Exercise | 2022-10-26 9:30 pm | N/A 2028-06-21 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 20,000 | $0 | 65,481 (Direct) | View |
| 2022-10-24 Exercise | 2022-10-26 9:30 pm | N/A N/A | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 20,000 | $15.04 | 65,481 (Direct) | View |
| 2022-06-14 Option Award | 2022-06-16 4:13 pm | 2023-06-14 2032-06-14 | Cyclacel Pharmaceuticals Inc. | CYCC | Walker Karin L Director | 47,467 | $0 | 51,028 (Direct) | View |
| 2022-02-23 Option Award | 2022-02-25 9:31 pm | N/A 2032-02-23 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 45,500 | $0 | 45,500 (Direct) | View |
| 2021-11-23 Exercise | 2021-11-26 9:19 pm | N/A 2028-06-21 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 4,519 | $0 | 85,481 (Direct) | View |
| 2021-11-23 Exercise | 2021-11-26 9:19 pm | N/A N/A | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 4,519 | $15.04 | 85,481 (Direct) | View |
| 2021-10-20 Exercise | 2021-10-22 5:53 pm | N/A 2028-06-21 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 23,000 | $0 | 90,000 (Direct) | View |
| 2021-10-20 Exercise | 2021-10-22 5:53 pm | N/A N/A | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 20,000 | $15.04 | 90,000 (Direct) | View |
| 2021-10-20 Exercise | 2021-10-22 5:53 pm | N/A N/A | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 3,000 | $29.81 | 90,000 (Direct) | View |
| 2021-06-15 Option Award | 2021-06-17 4:07 pm | 2022-06-15 2031-06-15 | Cyclacel Pharmaceuticals Inc. | CYCC | Walker Karin L Director | 8,309 | $0 | 17,805 (Direct) | View |
| 2021-02-25 Option Award | 2021-02-26 5:09 pm | N/A 2031-02-25 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 28,000 | $0 | 28,000 (Direct) | View |
| 2021-02-12 Disposition | 2021-02-17 6:42 pm | 2019-03-11 2025-03-11 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 97,500 | $0 | 65,955 (Direct) | View |
| 2021-02-12 Option Award | 2021-02-17 6:42 pm | N/A 2025-03-11 | PROTHENA CORP PUBLIC LTD CO | PRTA | Walker Karin L Chief Accounting Officer | 65,955 | $0 | 65,955 (Direct) | View |
| 2020-11-09 Option Award | 2020-11-12 08:45 am | 2021-11-09 2030-11-09 | Cyclacel Pharmaceuticals Inc. | CYCC | Walker Karin L Director | 5,200 | $0 | 5,200 (Direct) | View |
| 2020-03-05 Ownership | 2020-03-09 11:47 am | N/A N/A | LifeSci Acquisition Corp. | LSAC | Walker Karin L Director | 0 | $0 | 6,000 (Direct) | View |
| 2020-02-25 Option Award | 2020-02-27 5:20 pm | N/A 2030-02-25 | Prothena Corp plc | PRTA | Walker Karin L See Remarks | 40,000 | $0 | 40,000 (Direct) | View |
| 2019-02-27 Option Award | 2019-03-01 4:15 pm | N/A 2029-02-27 | Prothena Corp plc | PRTA | Walker Karin L See Remarks | 35,000 | $0 | 35,000 (Direct) | View |
| 2018-06-21 Option Award | 2018-06-25 4:30 pm | N/A 2028-06-21 | Prothena Corp plc | PRTA | Walker Karin L See Remarks | 110,000 | $0 | 110,000 (Direct) | View |
| 2018-02-21 Option Award | 2018-02-23 4:07 pm | N/A 2028-02-21 | Prothena Corp plc | PRTA | Walker Karin L See Remarks | 25,000 | $0 | 25,000 (Direct) | View |