Dashboard
Manage Tickers

PRTA PROTHENA CORP PUBLIC LTD CO

Nasdaq prothena.com


$ 9.90 $ -0.17 (-1.68 %)    

Friday, 17-Oct-2025 15:59:58 EDT
CLICK TO SEE RELEVANT LITIGATION UPDATES
Y-mAbs Therapeutics, Inc. | YMAB | Take Action!
QQQ $ 604.92 $ 3.94 (0.66 %)
DIA $ 461.73 $ 2.22 (0.48 %)
SPY $ 665.28 $ 3.75 (0.57 %)
TLT $ 91.09 $ -0.14 (-0.15 %)
GLD $ 391.28 $ -7.46 (-1.88 %)
$ 9.92
$ 9.99
$ 9.60 x 10
$ 10.94 x 400
$ 9.61 - $ 10.23
$ 4.32 - $ 18.88
777,390
na
533.99M
$ 1.03
nm
TBD
na
na ($ 0.00)
na
TBD na
How to Read 10-K & 10-Q Reports To View SEC Filing Reports, Please Register or Sign In
# Filing Date Period End Date Type Report Link
1 08-04-2025 06-30-2025 10-Q
2 05-08-2025 03-31-2025 10-Q
3 02-27-2025 01-01-1970 10-K
4 11-12-2024 09-30-2024 10-Q
5 08-08-2024 06-30-2024 10-Q
6 05-08-2024 03-31-2024 10-Q
7 02-22-2024 12-31-2023 10-K
8 11-02-2023 09-30-2023 10-Q
9 08-03-2023 06-30-2023 10-Q
10 05-04-2023 03-31-2023 10-Q
11 02-28-2023 12-31-2022 10-K
12 11-03-2022 09-30-2022 10-Q
13 08-08-2022 06-30-2022 10-Q
14 05-05-2022 03-31-2022 10-Q
15 02-25-2022 12-31-2021 10-K
16 11-04-2021 09-30-2021 10-Q
17 08-05-2021 06-30-2021 10-Q
18 05-11-2021 03-31-2021 10-Q
19 02-26-2021 12-31-2020 10-K
20 11-04-2020 09-30-2020 10-Q
21 08-06-2020 06-30-2020 10-Q
22 05-06-2020 03-31-2020 10-Q
23 03-03-2020 12-31-2019 10-K
24 11-05-2019 09-30-2019 10-Q
25 08-06-2019 06-30-2019 10-Q
26 05-07-2019 03-31-2019 10-Q
27 03-15-2019 12-31-2018 10-K
28 11-06-2018 09-30-2018 10-Q
29 08-07-2018 06-30-2018 10-Q
30 05-09-2018 03-31-2018 10-Q
31 02-26-2018 12-31-2017 10-K
32 11-07-2017 09-30-2017 10-Q
33 08-09-2017 06-30-2017 10-Q
34 05-09-2017 03-31-2017 10-Q
35 02-27-2017 12-31-2016 10-K
36 11-02-2016 09-30-2016 10-Q
37 08-02-2016 06-30-2016 10-Q
38 05-04-2016 03-31-2016 10-Q
39 02-25-2016 12-31-2015 10-K
40 11-02-2015 09-30-2015 10-Q
Guide for Analyst Ratings To View Analyst Ratings, Please Register or Sign In
# Date Analyst Firm Upside/Downside Price Target Change Rating Change Current Rating

News

OPINIONS

deep-dive-into-prothena-corp-stock-analyst-perspectives-7-ratings
Deep Dive Into Prothena Corp Stock: Analys...
10/07/2025 21:01:14

hc-wainwright--co-maintains-buy-on-prothena-corp-raises-price-target-to-20
HC Wainwright & Co. Maintains Buy on Proth...
10/07/2025 14:12:47

HC Wainwright & Co. analyst Andrew S. Fein maintains Prothena Corp (NASDAQ:PRTA) with a Buy and raises the price target ...

prothenas-partner-bristol-myers-squibb-receives-fast-track-designation-from-the-fda-for-bms-986446-for-the-treatment-of-alzheimers-disease
Prothena's Partner Bristol Myers Squibb Re...
10/01/2025 21:12:04

Prothena Corporation plc (NASDAQ:PRTA), announced today that Bristol Myers Squibb communicated in a press release that the U.S....

alibaba-to-rally-more-than-12-here-are-10-top-analyst-forecasts-for-tuesday
Alibaba To Rally More Than 12%? Here Are 1...
09/02/2025 12:05:01

jmp-securities-maintains-market-outperform-on-prothena-corp-lowers-price-target-to-11
JMP Securities Maintains Market Outperform...
09/02/2025 11:41:15

JMP Securities analyst Jason Butler maintains Prothena Corp (NASDAQ:PRTA) with a Market Outperform and lowers the price targ...

fda-tightens-safety-guidelines-for-biogen-leqembi-alzheimers-therapy
FDA Tightens Safety Guidelines For Biogen ...
08/29/2025 14:09:13

The FDA now requires earlier MRI screening for Alzheimer's drug Leqembi to detect ARIA-E, a rare but serious side effect, a...

prothena-reports-non-competitive-brain-swelling-rates-in-early-alzheimers-study
Prothena Reports Non-Competitive Brain Swe...
08/28/2025 17:37:22

Prothena reported ASCENT trial data showing strong amyloid plaque reduction but high ARIA-E rates for Alzheimer's drug PRX0...

piper-sandler-maintains-overweight-on-prothena-corp-lowers-price-target-to-15
Piper Sandler Maintains Overweight on Prot...
08/28/2025 14:27:47

Piper Sandler analyst Yasmeen Rahimi maintains Prothena Corp (NASDAQ:PRTA) with a Overweight and lowers the price target fro...

what-4-analyst-ratings-have-to-say-about-prothena-corp
What 4 Analyst Ratings Have To Say About P...
08/28/2025 13:00:54

chardan-capital-maintains-buy-on-prothena-corp-maintains-18-price-target
Chardan Capital Maintains Buy on Prothena ...
08/28/2025 12:01:53

Chardan Capital analyst Rudy Li maintains Prothena Corp (NASDAQ:PRTA) with a Buy and maintains $18 price target.

prothena-reports-phase-1-results-for-prx012-in-alzheimers-explores-partnerships-to-advance-prx012-and-tfr-linked-preclinical-program
Prothena Reports Phase 1 Results For PRX01...
08/27/2025 20:15:00

As previously communicated, Prothena plans to explore potential partnership interest to advance PRX012 and its preclinical PRX0...

Core News & Articles
Prothena And Novo Nordisk Announce Coramit...
08/06/2025 13:06:23

rbc-capital-maintains-sector-perform-on-prothena-corp-lowers-price-target-to-10
RBC Capital Maintains Sector Perform on Pr...
08/05/2025 14:08:32

RBC Capital analyst Brian Abrahams maintains Prothena Corp (NASDAQ:PRTA) with a Sector Perform and lowers the price target f...

9-analysts-assess-prothena-corp-what-you-need-to-know
9 Analysts Assess Prothena Corp: What You ...
08/05/2025 12:07:06

hc-wainwright--co-reiterates-buy-on-prothena-corp-maintains-14-price-target
HC Wainwright & Co. Reiterates Buy on Prot...
08/05/2025 12:07:03

HC Wainwright & Co. analyst Andrew S. Fein reiterates Prothena Corp (NASDAQ:PRTA) with a Buy and maintains $14 price tar...

chardan-capital-maintains-buy-on-prothena-corp-maintains-18-price-target
Chardan Capital Maintains Buy on Prothena ...
08/05/2025 10:21:18

Chardan Capital analyst Rudy Li maintains Prothena Corp (NASDAQ:PRTA) with a Buy and maintains $18 price target.

prothena-corp-q2-adj-eps-173-misses-127-estimate-sales-4420m-miss-6180m-estimate
Prothena Corp Q2 Adj. EPS $(1.73) Misses $...
08/04/2025 20:10:09

Prothena Corp (NASDAQ:PRTA) reported quarterly losses of $(1.73) per share which missed the analyst consensus estimate of $(1.2...

Core News & Articles
Earnings Scheduled For August 4, 2025
08/04/2025 08:32:29

a-glimpse-of-prothena-corps-earnings-potential
A Glimpse of Prothena Corp's Earnings Pote...
08/01/2025 21:05:15

8-analysts-assess-prothena-corp-what-you-need-to-know
8 Analysts Assess Prothena Corp: What You ...
06/20/2025 14:00:33

CORE & Plaid

CORE & Plaid

CORE Finalist

CLASS ACTION DEADLINES - JOIN NOW!

NEW CASE INVESTIGATION