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 |
2021-10-01 Sale |
2021-10-01 9:18 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
5,000 | $67.84 | $339,176 | 15,208 (Indirect Direct) |
View |
2021-10-01 Sale |
2021-10-01 8:46 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $68.23 | $682,336 | 130,000 (Direct) |
View |
2021-09-09 Sale |
2021-09-10 5:06 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $71.98 | $719,847 | 140,000 (Direct) |
View |
2021-07-30 Sale |
2021-07-30 8:04 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
5,000 | $49.47 | $247,374 | 20,208 (Indirect Direct) |
View |
2021-07-14 Sale |
2021-07-16 4:02 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
11,108 | $55.46 | $616,020 | 0 (Direct) |
View |
2021-07-12 Sale(A) |
2021-07-13 4:12 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
23,892 | $55.51 | $1,326,128 | 11,108 (Direct) |
View |
2021-07-12 Sale |
2021-07-12 9:37 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
23,892 | $55.51 | $1,326,128 | 11,108 (Direct) |
View |
2021-06-25 Sale |
2021-06-29 6:13 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
12,000 | $47.73 | $572,819 | 0 (Direct) |
View |
2021-06-22 Sale |
2021-06-24 4:38 pm |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
115,250 | $46.15 | $5,318,769 | 68,750 (Direct) |
View |
2021-03-24 Purchase |
2021-03-25 11:14 am |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
875,000 | $20.75 | $18,156,250 | 11,034,280 (Indirect) |
View |
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 |
2021-10-01 Exercise |
2021-10-01 9:18 pm |
2020-05-18 2029-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
5,000 | $0 | 15,208 (Direct) |
View |
2021-10-01 Exercise |
2021-10-01 9:18 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
5,000 | $9.23 | 15,208 (Direct) |
View |
2021-10-01 Exercise |
2021-10-01 8:46 pm |
N/A 2028-06-21 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $0 | 130,000 (Direct) |
View |
2021-10-01 Exercise |
2021-10-01 8:46 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $15.04 | 130,000 (Direct) |
View |
2021-09-29 Option Award |
2021-10-01 4:31 pm |
N/A 2031-09-29 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Smith Brandon S. Chief Operating Officer |
25,000 | $0 | 25,000 (Direct) |
View |
2021-09-09 Exercise |
2021-09-10 5:06 pm |
N/A 2028-06-21 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $0 | 140,000 (Direct) |
View |
2021-09-09 Exercise |
2021-09-10 5:06 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
10,000 | $15.04 | 140,000 (Direct) |
View |
2021-07-30 Exercise |
2021-07-30 8:04 pm |
2014-07-22 2023-07-21 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
5,000 | $0 | 20,208 (Direct) |
View |
2021-07-30 Exercise |
2021-07-30 8:04 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
3,500 | $16.42 | 20,208 (Direct) |
View |
2021-07-30 Exercise |
2021-07-30 8:04 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
1,500 | $9.23 | 20,208 (Direct) |
View |
2021-07-14 Exercise |
2021-07-16 4:02 pm |
N/A 2030-05-20 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
11,108 | $0 | 0 (Direct) |
View |
2021-07-14 Exercise |
2021-07-16 4:02 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
11,108 | $11.33 | 0 (Direct) |
View |
2021-07-12 Exercise(A) |
2021-07-13 4:12 pm |
N/A 2029-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
23,892 | $0 | 11,108 (Direct) |
View |
2021-07-12 Exercise(A) |
2021-07-13 4:12 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
17,500 | $9.23 | 11,108 (Direct) |
View |
2021-07-12 Exercise(A) |
2021-07-13 4:12 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
6,392 | $11.33 | 11,108 (Direct) |
View |
2021-07-12 Exercise |
2021-07-12 9:37 pm |
N/A 2029-05-22 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
23,892 | $0 | 11,108 (Direct) |
View |
2021-07-12 Exercise |
2021-07-12 9:37 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
17,500 | $9.23 | 11,108 (Direct) |
View |
2021-07-12 Exercise |
2021-07-12 9:37 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
6,392 | $11.33 | 11,108 (Direct) |
View |
2021-06-25 Exercise |
2021-06-29 6:13 pm |
N/A 2028-05-16 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
12,000 | $0 | 0 (Direct) |
View |
2021-06-25 Exercise |
2021-06-29 6:13 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
12,000 | $16.43 | 0 (Direct) |
View |
2021-06-22 Exercise |
2021-06-24 4:38 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
19,000 | $27.81 | 68,750 (Direct) |
View |
2021-06-22 Exercise |
2021-06-24 4:38 pm |
N/A 2023-09-03 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
115,250 | $0 | 68,750 (Direct) |
View |
2021-06-22 Exercise |
2021-06-24 4:38 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
15,000 | $20.17 | 68,750 (Direct) |
View |
2021-06-22 Exercise |
2021-06-24 4:38 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | Zago Wagner M. Chief Scientific Officer |
81,250 | $15.04 | 68,750 (Direct) |
View |
2021-06-18 Exercise |
2021-06-22 5:05 pm |
N/A N/A |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
250,000 | $30 | 11,284,280 (Indirect) |
View |
2021-06-18 Exercise |
2021-06-22 5:05 pm |
2021-02-17 2021-06-18 |
PROTHENA CORP PUBLIC LTD CO | PRTA | EcoR1 Capital LLC 10% Owner |
2,500 | $0 | 11,284,280 (Indirect) |
View |
2021-05-19 Option Award |
2021-05-21 5:06 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Cooke Shane Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:05 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Patel Sanjiv Director |
30,000 | $0 | 30,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:05 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | COLLIER RICHARD T Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:04 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Cobb Paula K Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:03 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Ekman Lars Chairman of the Board |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:03 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Selkoe Dennis J. Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:02 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | HENNEY CHRISTOPHER S Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-05-19 Option Award |
2021-05-21 5:02 pm |
N/A 2031-05-19 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Harfstrand Karl Anders Olof Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-04-05 Option Award |
2021-04-07 5:41 pm |
N/A 2031-04-05 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Garren Hideki Chief Medical Officer |
250,000 | $0 | 250,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:14 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Nguyen Tran See Remarks |
84,000 | $0 | 84,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:14 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Smith Brandon S. Chief Business Officer |
56,000 | $0 | 56,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:13 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Kinney Gene G. President and CEO |
300,000 | $0 | 300,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:12 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Tripuraneni Radhika Chief Development Officer |
56,000 | $0 | 56,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:11 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Malecek Michael J See Remarks |
56,000 | $0 | 56,000 (Direct) |
View |
2021-02-25 Option Award |
2021-02-26 5:10 pm |
N/A 2031-02-25 |
PROTHENA CORP PUBLIC LTD CO | PRTA | Karp Carol D. Chief Regulatory Officer |
56,000 | $0 | 56,000 (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 |
2021-02-25 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 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 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 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 |