$20.26
0.190.95%
At Close: -
$20.32
0.060.30%
After Hours: Jul 5, 4:27 PM EDT
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Prothena Corp
PRTANASDAQ
Prothena Corp (NASDAQ:PRTA) Stock, Short Interest Report
Short interest for Prothena Corp gives investors a sense of the degree to which investors are betting on the decline of Prothena Corp's stock. Short interest data is updated every two weeks.
Short Interest
6.7M
Short Interest %
19.5%
Days to Cover
16.64
| Get Alert | ||||||||
|---|---|---|---|---|---|---|---|---|
| PRTA | Prothena Corporation plc Ordin | 06/26/2024 | 19.51% | 34,116,106 | 6,656,447 | 399,955 | 16.64 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 06/11/2024 | 19.67% | 34,116,106 | 6,711,658 | 446,541 | 15.03 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 05/24/2024 | 19.10% | 34,116,106 | 6,514,844 | 576,073 | 11.31 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 05/09/2024 | 19.78% | 34,116,106 | 6,749,592 | 467,001 | 14.45 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 04/24/2024 | 19.46% | 34,064,716 | 6,627,798 | 555,973 | 11.92 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 04/09/2024 | 18.98% | 34,064,716 | 6,465,538 | 588,398 | 10.99 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 03/26/2024 | 16.96% | 36,849,665 | 6,249,415 | 564,129 | 11.08 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 03/11/2024 | 16.46% | 36,849,665 | 6,065,555 | 702,828 | 8.63 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 02/27/2024 | 15.77% | 36,849,665 | 5,811,291 | 878,559 | 6.61 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 02/09/2024 | 15.62% | 36,794,559 | 5,747,464 | 708,204 | 8.12 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 01/24/2024 | 17.02% | 36,794,559 | 6,261,842 | 1,509,100 | 4.15 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 01/10/2024 | 16.52% | 36,794,559 | 6,078,890 | 722,250 | 8.42 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 12/27/2023 | 15.80% | 36,794,559 | 5,815,280 | 897,000 | 6.48 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 12/11/2023 | 18.61% | 36,794,559 | 6,848,870 | 517,215 | 13.24 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 11/27/2023 | 16.83% | 36,794,559 | 6,193,632 | 688,613 | 8.99 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 11/09/2023 | 17.67% | 36,794,559 | 6,502,502 | 1,249,504 | 5.2 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 10/24/2023 | 13.86% | 36,664,510 | 5,081,813 | 540,087 | 9.41 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 10/10/2023 | 11.98% | 36,664,510 | 4,392,565 | 408,526 | 10.75 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 09/26/2023 | 11.66% | 36,664,510 | 4,275,806 | 387,122 | 11.05 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 09/12/2023 | 11.23% | 36,664,510 | 4,116,615 | 425,308 | 9.68 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 08/24/2023 | 10.10% | 36,664,510 | 3,702,014 | 400,435 | 9.24 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 08/09/2023 | 10.01% | 36,664,510 | 3,670,609 | 356,594 | 10.29 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 07/25/2023 | 10.16% | 35,880,985 | 3,644,221 | 267,941 | 13.6 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 07/12/2023 | 9.81% | 35,880,985 | 3,519,306 | 471,028 | 7.47 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 06/27/2023 | 10.26% | 35,880,985 | 3,681,817 | 404,930 | 9.09 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 06/09/2023 | 9.25% | 35,880,985 | 3,318,878 | 466,828 | 7.11 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 05/24/2023 | 8.96% | 35,880,985 | 3,214,372 | 691,512 | 4.65 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 05/09/2023 | 9.11% | 35,880,985 | 3,270,061 | 310,225 | 10.54 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 04/25/2023 | 9.14% | 35,807,388 | 3,273,094 | 383,889 | 8.53 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 04/12/2023 | 10.37% | 35,807,388 | 3,712,575 | 487,241 | 7.62 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 03/24/2023 | 9.65% | 35,729,297 | 3,447,938 | 463,965 | 7.43 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 03/09/2023 | 8.64% | 35,729,297 | 3,086,033 | 473,680 | 6.52 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 02/27/2023 | 12.65% | 23,425,350 | 2,963,119 | 447,991 | 6.61 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 02/09/2023 | 12.11% | 22,964,524 | 2,780,889 | 367,042 | 7.58 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 01/25/2023 | 12.52% | 22,964,524 | 2,875,525 | 754,133 | 3.81 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 01/11/2023 | 11.50% | 22,964,524 | 2,640,986 | 577,741 | 4.57 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 12/27/2022 | 10.72% | 22,487,482 | 2,409,913 | 640,179 | 3.76 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 12/09/2022 | 11.73% | 19,237,482 | 2,257,479 | 446,860 | 5.05 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 11/25/2022 | 11.58% | 19,237,482 | 2,228,106 | 603,056 | 3.69 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 11/09/2022 | 12.61% | 19,237,482 | 2,425,560 | 598,437 | 4.05 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 10/25/2022 | 14.49% | 18,746,671 | 2,715,982 | 737,654 | 3.68 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 10/11/2022 | 17.38% | 18,746,671 | 3,258,682 | 1,930,060 | 1.69 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 09/26/2022 | 13.86% | 17,783,741 | 2,464,097 | 573,028 | 4.3 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 09/12/2022 | 15.09% | 17,783,741 | 2,684,256 | 330,867 | 8.11 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 08/24/2022 | 14.72% | 17,783,741 | 2,617,506 | 295,678 | 8.85 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 08/09/2022 | 14.80% | 17,783,741 | 2,632,625 | 280,838 | 9.37 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 07/26/2022 | 17.08% | 17,670,757 | 3,017,468 | 265,019 | 11.39 | Get Alert |
| PRTA | Prothena Corporation plc Ordin | 07/12/2022 | 17.12% | 17,670,757 | 3,026,003 | 454,802 | 6.65 | Get Alert |
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