PROTHENA CORP PLC (PRTA)
IE00B91XRN20 - Common Stock
| Shares Outstanding | 53.72M |
| Float | 47.04M |
| Owners (insider) | 0.04% |
| Owners (institutional) | 100.42% |
| Owners (insider) change | 0% |
| Owners (institutional) change | 0.01% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Jan 24, 2024 | Walker Karin L | Option Excercise | 5000 | 13.53 | $ 67,650.00 |
| Jan 24, 2024 | Walker Karin L | Open Market Sale | 5000 | 34.00 | $ 170,000.00 |
| Dec 20, 2023 | Walker Karin L | Option Excercise | 5000 | 13.53 | $ 67,650.00 |
| Dec 20, 2023 | Walker Karin L | Open Market Sale | 5000 | 37.19 | $ 185,951.73 |
| Nov 30, 2023 | Walker Karin L | Option Excercise | 5000 | 13.53 | $ 67,650.00 |
| Nov 30, 2023 | Walker Karin L | Open Market Sale | 5000 | 34.00 | $ 170,000.00 |
| Oct 25, 2023 | Walker Karin L | Option Excercise | 5000 | 13.53 | $ 67,650.00 |
| Oct 25, 2023 | Walker Karin L | Open Market Sale | 5000 | 41.04 | $ 205,191.33 |
| Oct 4, 2023 | Karp Carol D. | Open Market Sale | 5000 | 46.62 | $ 233,084.31 |
| Oct 4, 2023 | Karp Carol D. | Option Excercise | 5000 | 12.15 | $ 60,750.00 |
| Sep 27, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| Sep 27, 2023 | Malecek Michael J | Open Market Sale | 5000 | 47.38 | $ 236,884.70 |
| Sep 19, 2023 | Walker Karin L | Option Excercise | 5000 | 15.04 | $ 75,200.00 |
| Sep 19, 2023 | Walker Karin L | Open Market Sale | 5000 | 52.36 | $ 261,807.00 |
| Sep 13, 2023 | Garren Hideki | Option Excercise | 2000 | 24.90 | $ 49,800.00 |
| Sep 13, 2023 | Garren Hideki | Open Market Sale | 2000 | 55.48 | $ 110,952.20 |
| Sep 13, 2023 | Smith Brandon S. | Option Excercise | 4000 | 11.12 | $ 44,480.00 |
| Sep 13, 2023 | Smith Brandon S. | Open Market Sale | 4000 | 55.49 | $ 221,963.03 |
| Sep 6, 2023 | Karp Carol D. | Option Excercise | 5000 | 12.15 | $ 60,750.00 |
| Sep 6, 2023 | Karp Carol D. | Open Market Sale | 5000 | 54.76 | $ 273,803.56 |
| Aug 30, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| Aug 30, 2023 | Malecek Michael J | Open Market Sale | 5000 | 55.01 | $ 275,065.97 |
| Aug 18, 2023 | Walker Karin L | Option Excercise | 5000 | 15.04 | $ 75,200.00 |
| Aug 18, 2023 | Walker Karin L | Open Market Sale | 5000 | 57.18 | $ 285,922.50 |
| Aug 16, 2023 | Garren Hideki | Option Excercise | 2000 | 24.90 | $ 49,800.00 |
| Aug 16, 2023 | Garren Hideki | Open Market Sale | 2000 | 58.74 | $ 117,480.03 |
| Aug 16, 2023 | Smith Brandon S. | Option Excercise | 4000 | 11.12 | $ 44,480.00 |
| Aug 16, 2023 | Smith Brandon S. | Open Market Sale | 4000 | 58.71 | $ 234,844.10 |
| Aug 2, 2023 | Zago Wagner M. | Option Excercise | 4000 | 12.15 | $ 48,600.00 |
| Aug 2, 2023 | Zago Wagner M. | Open Market Sale | 4000 | 67.05 | $ 268,181.52 |
| Aug 2, 2023 | Karp Carol D. | Option Excercise | 5000 | 12.15 | $ 60,750.00 |
| Aug 2, 2023 | Karp Carol D. | Open Market Sale | 5000 | 67.01 | $ 335,071.95 |
| Jul 26, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| Jul 26, 2023 | Malecek Michael J | Open Market Sale | 5000 | 62.33 | $ 311,638.20 |
| Jul 19, 2023 | Walker Karin L | Option Excercise | 5000 | 15.04 | $ 75,200.00 |
| Jul 19, 2023 | Walker Karin L | Open Market Sale | 5000 | 69.19 | $ 345,943.25 |
| Jul 12, 2023 | Garren Hideki | Option Excercise | 2000 | 24.90 | $ 49,800.00 |
| Jul 12, 2023 | Garren Hideki | Open Market Sale | 2000 | 67.51 | $ 135,026.61 |
| Jul 12, 2023 | Smith Brandon S. | Option Excercise | 4000 | 11.12 | $ 44,480.00 |
| Jul 12, 2023 | Smith Brandon S. | Open Market Sale | 4000 | 67.51 | $ 270,025.60 |
| Jul 5, 2023 | Zago Wagner M. | Open Market Sale | 4000 | 68.16 | $ 272,647.82 |
| Jul 5, 2023 | Karp Carol D. | Option Excercise | 5000 | 12.15 | $ 60,750.00 |
| Jul 5, 2023 | Karp Carol D. | Open Market Sale | 5000 | 68.13 | $ 340,636.10 |
| Jul 5, 2023 | Zago Wagner M. | Option Excercise | 4000 | 12.15 | $ 48,600.00 |
| Jul 3, 2023 | Selkoe Dennis J. | Option Excercise | 5000 | 11.33 | $ 56,650.00 |
| Jul 3, 2023 | Selkoe Dennis J. | Open Market Sale | 5000 | 67.43 | $ 337,150.00 |
| Jun 28, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| Jun 28, 2023 | Malecek Michael J | Open Market Sale | 5000 | 69.82 | $ 349,117.65 |
| Jun 20, 2023 | Walker Karin L | Option Excercise | 5000 | 15.04 | $ 75,200.00 |
| Jun 20, 2023 | Walker Karin L | Open Market Sale | 5000 | 68.90 | $ 344,494.20 |
| Jun 16, 2023 | Garren Hideki | Option Excercise | 7331 | 24.90 | $ 182,541.90 |
| Jun 16, 2023 | Garren Hideki | Open Market Sale | 7331 | 74.00 | $ 542,494.00 |
| Jun 14, 2023 | Smith Brandon S. | Option Excercise | 5333 | 11.12 | $ 59,302.96 |
| Jun 14, 2023 | Smith Brandon S. | Open Market Sale | 5333 | 73.98 | $ 394,561.88 |
| Jun 14, 2023 | Garren Hideki | Option Excercise | 4669 | 24.90 | $ 116,258.10 |
| Jun 14, 2023 | Garren Hideki | Open Market Sale | 4669 | 74.22 | $ 346,515.84 |
| Jun 7, 2023 | Zago Wagner M. | Option Excercise | 19000 | 26.09 | $ 495,750.00 |
| Jun 7, 2023 | Zago Wagner M. | Open Market Sale | 19000 | 71.06 | $ 1,350,224.06 |
| Jun 7, 2023 | Karp Carol D. | Option Excercise | 20000 | 13.19 | $ 263,700.00 |
| Jun 7, 2023 | Karp Carol D. | Open Market Sale | 20000 | 71.05 | $ 1,421,009.40 |
| May 31, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| May 31, 2023 | Malecek Michael J | Open Market Sale | 5000 | 64.64 | $ 323,222.92 |
| May 19, 2023 | Walker Karin L | Option Excercise | 5000 | 15.04 | $ 75,200.00 |
| May 19, 2023 | Walker Karin L | Open Market Sale | 5000 | 74.00 | $ 369,978.31 |
| May 17, 2023 | Kinney Gene G. | Option Excercise | 45000 | 29.81 | $ 1,341,450.00 |
| May 17, 2023 | Kinney Gene G. | Open Market Sale | 45000 | 73.70 | $ 3,316,291.83 |
| May 17, 2023 | Nguyen Tran | Option Excercise | 95000 | 26.15 | $ 2,483,950.00 |
| May 17, 2023 | Nguyen Tran | Open Market Sale | 95000 | 73.99 | $ 7,028,921.49 |
| May 3, 2023 | Selkoe Dennis J. | Option Excercise | 15000 | 18.07 | $ 271,110.00 |
| May 3, 2023 | Selkoe Dennis J. | Open Market Sale | 15000 | 57.00 | $ 855,000.00 |
| Apr 26, 2023 | Malecek Michael J | Option Excercise | 5000 | 10.27 | $ 51,350.00 |
| Apr 26, 2023 | Malecek Michael J | Open Market Sale | 5000 | 53.46 | $ 267,292.42 |