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 |
2021-02-23 Purchase |
2021-02-25 6:00 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
55,200 | $21.24 | $1,172,385 | 10,159,280 (Indirect) |
View |
2021-02-18 Purchase(A) |
2021-02-23 3:57 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
44,100 | $23.65 | $1,043,075 | 10,104,080 (Indirect) |
View |
2021-02-18 Purchase |
2021-02-22 4:24 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
44,100 | $3.6758 | $162,103 | 10,104,080 (Indirect) |
View |
2021-02-18 Sale |
2021-02-19 6:39 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
7,540 | $25.5 | $192,270 | 0 (Direct) |
View |
2021-02-12 Purchase |
2021-02-17 7:14 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
633,340 | $21.56 | $13,657,270 | 10,062,480 (Indirect) |
View |
2021-02-12 Sale |
2021-02-17 6:47 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
26,310 | $19.16 | $504,057 | 38,790 (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 |
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 |
2021-02-25 Option Award |
2021-02-26 5:08 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
56,000 | $0 | 56,000 (Direct) |
View |
2021-02-18 Exercise |
2021-02-19 6:39 pm |
N/A 2023-01-29 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
7,540 | $0 | 0 (Direct) |
View |
2021-02-18 Exercise |
2021-02-19 6:39 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
7,540 | $6.41 | 0 (Direct) |
View |
2021-02-12 Exercise |
2021-02-17 6:47 pm |
N/A 2023-01-29 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
26,310 | $0 | 38,790 (Direct) |
View |
2021-02-12 Exercise |
2021-02-17 6:47 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
7,560 | $6.41 | 38,790 (Direct) |
View |
2021-02-12 Exercise |
2021-02-17 6:47 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
18,750 | $13.53 | 38,790 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:46 pm |
N/A 2025-03-11 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Nguyen Tran See Remarks |
189,837 | $0 | 189,837 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:45 pm |
N/A 2025-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Cooke Shane Director |
24,544 | $0 | 24,544 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:45 pm |
N/A 2025-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | COLLIER RICHARD T Director |
24,544 | $0 | 24,544 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:44 pm |
N/A 2028-04-02 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Tripuraneni Radhika Chief Development Officer |
37,037 | $0 | 37,037 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:43 pm |
N/A 2025-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Ekman Lars Director |
24,544 | $0 | 24,544 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:42 pm |
N/A 2025-06-29 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Harfstrand Karl Anders Olof Director |
30,614 | $0 | 30,614 (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 |
2021-02-12 Option Award |
2021-02-17 6:41 pm |
N/A 2025-03-11 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Kinney Gene G. President and CEO |
344,700 | $0 | 344,700 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:40 pm |
N/A 2025-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
24,544 | $0 | 24,544 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:40 pm |
N/A 2025-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
24,544 | $0 | 24,544 (Direct) |
View |
2021-02-12 Option Award |
2021-02-17 6:39 pm |
N/A 2026-12-14 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
96,394 | $0 | 96,394 (Direct) |
View |
2020-08-17 Exercise |
2020-08-19 4:31 pm |
2017-01-29 2023-01-29 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Kinney Gene G. President and CEO |
10,000 | $0 | 111,867 (Direct) |
View |
2020-08-17 Exercise |
2020-08-19 4:31 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Kinney Gene G. President and CEO |
10,000 | $6.41 | 111,867 (Direct) |
View |