Prothena Corp PLC (PRTA)

49.00 -0.21 (-0.43%) USD  |  NASDAQ  |  Mar 30, 09:56
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Prothena News

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Headline
Wire
Time (ET)
Prothena to Participate in Stifel 2023 Virtual CNS Days
Yahoo
03/21 16:05
Prothena to Highlight Next Generation Treatments for Alzheimer’s and Parkinson’s Disease at the AD/PD 2023 Meeting
Yahoo
03/14 16:05
Analysts Just Made A Major Revision To Their Prothena Corporation plc (NASDAQ:PRTA) Revenue Forecasts
Yahoo
03/01 05:20
Citigroup Adjusts Price Target on Prothena to $72 From $76, Keeps Buy Rating
MT Newswires
02/27 10:30
Prothena (PRTA) Q4 Earnings and Revenues Beat Estimates
Yahoo
02/24 11:36
RBC Trims Price Target on Prothena to $55 From $56, Keeps Sector Perform, Speculative Risk
MT Newswires
02/24 08:47
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q4 Revenue $49.9M
MT Newswires
02/23 16:18
Prothena Reports Fourth Quarter and Full Year 2022 Financial Results, and Provides Financial Guidance and Business Highlights
Yahoo
02/23 16:05
Prothena to Report Fourth Quarter and Full Year 2022 Financial Results on February 23, 2023
Yahoo
02/16 16:05
TipRanks ‘Perfect 10’ List: Strong Catalysts Confirm the Bull Thesis on These 2 Stocks
Yahoo
02/05 05:03
Prothena Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Yahoo
02/03 16:05
Prothena Touts Encouraging Data From Early-Stage Alzheimer's Candidate
Yahoo
02/01 10:48
Prothena Delivers 'Positive' Results From Phase 1 Study of Single-Dose Treatment for Alzheimer's Disease
MT Newswires
01/31 17:40
Prothena Reports Topline Phase 1 Single Ascending Dose Study Results of PRX005, a Novel Anti-MTBR-Tau Antibody for the Potential Treatment of Alzheimer’s Disease
Yahoo
01/31 16:05
Prothena initiated at overweight at Piper Sandler on antibody platform, pipeline
SA Breaking News
01/27 12:04
Piper Sandler Starts Prothena at Overweight With $94 Price Target
MT Newswires
01/27 10:08
Faraday Future, Volta and TuSimple lead rally day for EV stocks
SA Breaking News
01/18 10:26
Prothena (NASDAQ:PRTA) shareholder returns have been strong, earning 299% in 3 years
Yahoo
01/15 09:01
--RBC Lifts Price Target on Prothena to $56 From $55, Maintains Sector Perform Rating
MT Newswires
01/13 08:03
Lilly, Anavex, other Alzheimer's drug developers rise modestly on Biogen lecanemab approval
SA Breaking News
01/06 15:19
Insider Sell: Prothena Corp Public Ltd
MT Newswires
12/27 04:35
Cantor Fitzgerald Adjusts Price Target on Prothena to $98 From $91, Maintains Overweight Rating
MT Newswires
12/21 09:35
Prothena Prices Public Offering at $56.50 Per Share
MT Newswires
12/15 03:18
Prothena prices 3.25M shares public offering
SA Breaking News
12/15 03:13
Sector Update: Health Care Stocks Narrowly Mixed Pre-Bell Wednesday
MT Newswires
12/14 09:11
Prothena Launches Public Offering of Ordinary Shares
MT Newswires
12/14 03:56
Prothena falls over 6% after hours on proposed stock offering
SA Breaking News
12/13 16:22
Prothena Reports Data From Phase 3 Study of Birtamimab to Treat AL Amyloidosis; Shares Rise 5%
MT Newswires
12/12 13:16
Biogen rallies Alzheimer’s drug developers after full data for lecanemab
SA Breaking News
11/30 11:47
Novo Nordisk Agrees to $40 Million Milestone Payment to Prothena
MT Newswires
11/21 17:43
--Oppenheimer Adjusts Prothena Price Target to $120 From $110, Maintains Outperform Rating
MT Newswires
11/15 10:38
--RBC Downgrades Prothena to Sector Perform From Outperform, Citing Valuation, Lifts Price Target to $55 From $52, Keeps Speculative Risk Qualifer
MT Newswires
11/04 08:13
-- Earnings Flash (PRTA) PROTHENA CORPORATION Reports Q3 Revenue $1.5M
MT Newswires
11/03 16:19
Insider Sell: Prothena
MT Newswires
10/31 07:25
Prothena to Report Third Quarter 2022 Financial Results on November 3rd
Globe Newswire
10/27 16:05
Insider Sell: Prothena
MT Newswires
10/27 07:48
--Citigroup Adjusts Prothena's Price Target to $71 From $65, Reiterates Buy Rating
MT Newswires
10/24 07:53
Insider Sell: Prothena Corp
MT Newswires
10/03 09:52
Biogen, Eisai cool off after massive run-up following lecanemab Alzheimer's data
SA Breaking News
09/29 14:07
Oppenheimer Adjusts Prothena Price Target to $110 From $100, Maintains Outperform Rating
MT Newswires
09/29 10:44
Many Alzheimer's drug developers close significantly higher thanks to Biogen, Eisai data
SA Breaking News
09/28 18:01
BofA Securities Upgrades Prothena to Buy from Neutral, Adjusts Price Target to $65 from $45
MT Newswires
09/28 09:57
Wall Street Set to Open Mixed Ahead of Pending Home Sales Report, Powell's Remarks at Banking Conference
MT Newswires
09/28 09:23
JMP Securities Adjusts Price Target on Prothena to $81 From $50, Maintains Market Outperform Rating
MT Newswires
09/28 08:54
Thinking about buying stock in Acumen Pharmaceuticals, Prothena Corp, Anavex Life Sciences, Ocugen, or OraSure Technologies?
PR Newswire
09/28 08:39
US Futures Lower Ahead of Pending Home Sales Report, Powell's Remarks at Banking Conference
MT Newswires
09/28 08:17
RBC Lifts Price Target on Prothena to $52 From $45, Says Biogen/Eisai's Lecanemab Data Clear Way for Anti-Amyloid Drug Class in Alzheimer's; Outperform, Speculative Risk Kept
MT Newswires
09/28 08:07
Top Premarket Gainers
MT Newswires
09/28 07:53
Prothena to Participate in Upcoming Healthcare Conferences
Globe Newswire
09/01 16:20
Insider Sell: Prothena Corp
MT Newswires
08/15 07:02
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q2 Revenue $1.3M
MT Newswires
08/08 16:13
Insider Sell: Prothena
MT Newswires
08/08 09:06
Notable earnings after Monday's close
SA Breaking News
08/07 17:35
Prothena Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
08/02 16:05
Prothena to Report Second Quarter 2022 Financial Results on August 8th
Globe Newswire
08/01 16:05
Insider Sell: Prothena
MT Newswires
07/25 07:08
Electric vehicle stocks race higher ahead of Tesla earnings
SA Breaking News
07/20 11:25
Prothena Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
07/01 16:16
JMP Securities Adjusts Prothena's Price Target to $50 from $77, Keeps Market Outperform Rating
MT Newswires
05/25 09:42
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q1 Revenue $1.2M
MT Newswires
05/05 16:54
Prothena Reports First Quarter 2022 Financial Results and Business Highlights
Globe Newswire
05/05 16:05
--RBC Slashes Price Target on Prothena to $45 From $82, Keeps Outperform-Speculative Risk Rating
MT Newswires
05/02 08:15
Prothena to Report First Quarter 2022 Financial Results on May 5th
Globe Newswire
04/28 16:05
Prothena Secures Fast Track Designation For Potential Alzheimer's Disease Treatment PRX012
MT Newswires
04/26 10:36
Prothena Receives FDA Fast Track Designation for PRX012, a Next-Generation Anti-Amyloid Beta Antibody Under Investigation for the Treatment of Alzheimer’s Disease
Globe Newswire
04/26 08:30
Prothena Secures US FDA Approval for Its Investigational New Drug Application of Drug Candidate for Alzheimer's Disease
MT Newswires
03/28 10:29
Prothena's PRX012 for Alzheimer’s gets FDA nod to enter clinical trial
SA Breaking News
03/28 09:37
Prothena Presents New Data for Alzheimer’s and Parkinson’s Disease Programs at AD/PD 2022
Globe Newswire
03/16 05:30
FTCH, YNDX and MQ among pre market gainers
SA Breaking News
02/25 08:48
Prothena Pares Q4 Loss, Misses Estimates; Revenue Gain Also Trails Street View
MT Newswires
02/17 17:15
-- Earnings Flash (PRTA) PROTHENA CORPORATION Reports Q4 Revenue $1.17M, vs. Street Est of $11.8M
MT Newswires
02/17 16:08
Prothena Reports Fourth Quarter and Full Year 2021 Financial Results, and Provides Financial Guidance and Business Highlights
Globe Newswire
02/17 16:05
Prothena to Report Fourth Quarter and Full Year 2021 Financial Results and Host Webcast Conference Call on February 17, 2022
Globe Newswire
02/10 16:05
Proterra, Scale Microgrid to install solar-powered microgrid for Santa Clara VTA
SA Breaking News
01/27 10:11
Puma Biotechnology, Marin Software lead aftermarket gainers; Vaxcyte among losers
SA Breaking News
01/12 17:14
Biogen plans flood of public comments in response to Medicare decision - Endpoints
SA Breaking News
01/12 10:44
Immuron, Immix lead healthcare gainers; Philips, Prothena among losers
SA Breaking News
01/12 10:02
Insider Sell: Prothena Corp Public Ltd
MT Newswires
01/06 11:06
Insider Sell: Prothena
MT Newswires
11/29 14:23
Prothena Shares Rise After JMP Securities Begins Coverage at Market Outperform
MT Newswires
11/19 14:27
JMP Securities Starts Prothena at Market Outperform With $77 Price Target
MT Newswires
11/19 07:18
-- Earnings Flash (PRTA) PROTHENA CORPORATION Reports Q3 Revenue $139.2M, vs. Street Est of $140M
MT Newswires
11/04 16:06
Insider Sell: Prothena Corp Public Ltd
MT Newswires
10/25 09:32
Prothena Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
10/01 16:30
Prothena Names Brandon Smith as Chief Operating Officer
MT Newswires
10/01 16:19
RBC Boosts Price Target on Prothena to $82 From $59, Sees Higher Success Probability for Alzheimer's Portfolio, Keeps Outperform, Speculative Risk
MT Newswires
09/30 08:58
Oppenheimer Adjusts Prothena PT to $100 From $90, Maintains Outperform Rating
MT Newswires
09/27 11:38
Oppenheimer Adjusts Prothena's Price Target to $100 from $90, Keeps Outperform Rating
MT Newswires
09/27 11:29
--Fox Advisors Initiates Coverage on Prothena With Overweight Rating
MT Newswires
09/20 13:47
Cantor Fitzgerald Adjusts Price Target on Prothena to $103 From $70, Maintains Overweight Rating
MT Newswires
09/17 11:57
Oppenheimer Adjusts Prothena PT to $90 From $82 on Increased Optimism for the Company's Neuroscience Portfolio, Maintains Outperform Rating
MT Newswires
09/14 11:10
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
09/03 16:05
Prothena to Participate in Upcoming September Healthcare Conferences
Globe Newswire
09/01 16:05
Tesla and Chinese EV stocks slammed by regulatory concerns
SA Breaking News
08/16 10:21
--Oppenheimer Adjusts Prothena PT to $82 From $76, Maintains Outperform Rating
MT Newswires
08/09 11:43
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q2 Revenue $60.1M, vs. Street Est of $73.5M
MT Newswires
08/05 16:21
Prothena to Report Second Quarter 2021 Financial Results on August 5th
Globe Newswire
07/29 16:05
Prothena to Present Data from Two of its Alzheimer’s Disease Programs at the Alzheimer’s Association International Conference 2021
Globe Newswire
07/20 16:05
RBC Capital Adjusts Prothena PT to $59 From $50, Maintains Outperform - Speculative Risk Rating
MT Newswires
07/19 09:04
Cantor Fitzgerald Adjusts Price Target on Prothena to $70 From $63, Maintains Overweight Rating
MT Newswires
07/15 12:26
Oppenheimer Adjusts Prothena PT to $76 From $54, Maintains Outperform Rating
MT Newswires
07/13 12:27
Citigroup Adjusts Price Target on Prothena to $72 From $57, Maintains Buy Rating
MT Newswires
07/13 09:55
HC Wainwright Adjusts Prothena's Price Target to $75 From $58, Keeps Buy Rating
MT Newswires
07/13 06:58
Prothena shares lag despite up to $1.2B deal with Novo Nordisk
SA Breaking News
07/12 14:45
Tempest Therapeutics, Xtant Medical leads healthcare gainers; Sigilon Therapeutics, TransMedics among major losers
SA Breaking News
07/12 11:00
Prothena Sells ATTR Amyloidosis Program to Novo Nordisk
MT Newswires
07/12 09:34
Thinking about trading options or stock in Celldex Therapeutics, Tesla, Prothena Corp, Microsoft, or Annovis Bio?
PR Newswire
07/12 09:31
Novo Nordisk inks purchase deal for Prothena’s ATTR amyloidosis program
SA Breaking News
07/12 07:31
Prothena and Novo Nordisk Announce Acquisition Agreement for Prothena’s ATTR Amyloidosis Programme
Globe Newswire
07/12 07:00
Electric vehicle stocks rally as focus shifts to upside from infrastructure deal
SA Breaking News
06/28 11:03
Prothena secures $80M from Bristol Myers for US license to PRX005
SA Breaking News
06/24 08:55
Prothena Announces Bristol Myers Squibb Opt-in of Anti-Tau PRX005 as the First Program from Global Neuroscience Research and Development Collaboration
Globe Newswire
06/24 08:30
Sector Update: Health Care Stocks Finding Modest Support Ahead of Close
MT Newswires
06/18 16:02
Sector Update: Health Care Stocks Ailing Friday
MT Newswires
06/18 13:24
BofA Securities Upgrades Prothena to Neutral From Underperform; Price Target is $49
MT Newswires
06/18 07:19
CVAC, CAPR, NOVN and CLSD among midday movers
SA Breaking News
06/17 12:40
Midatech Pharma, Cellect Biotechnology leads healthcare gainers; CureVac, Novan among major losers
SA Breaking News
06/17 11:04
Thinking about trading options or stock in Prothena Corp, CureVac, Centene Corp, AMC, or Biogen?
PR Newswire
06/17 09:31
Prothena nears a four-year high with a Street high target from Jefferies
SA Breaking News
06/16 13:09
Thinking about trading options or stock in Prothena Corp, AT&T, MicroStrategy, General Electric, or Bank of America?
PR Newswire
06/16 09:31
Thinking about trading options or stock in Crispr Therapeutics, AMC, Atomera, Prothena Corp, or Eli Lilly?
PR Newswire
06/11 09:31
RBC Capital Adjusts Price Target on Prothena to $50 From $28, Maintains Outperform-Speculative Risk Rating
MT Newswires
06/11 09:04
Prothena to Participate in JMP Securities Life Sciences Conference on June 16
Globe Newswire
06/10 14:18
HC Wainwright Adjusts Prothena's Price Target to $58 From $33, Keeps Buy Rating
MT Newswires
06/10 07:20
Prothena price target raised at Oppenheimer after FDA nod for Biogen’s Alzheimer’s therapy
SA Breaking News
06/08 12:06
Could Lilly's donanemab, others for Alzheimer's get a boost from Biogen approval?
SA Breaking News
06/08 11:18
--Oppenheimer Adjusts Prothena's Price Target to $45 From $40, Maintains Outperform Rating
MT Newswires
06/01 10:01
Citigroup Starts Prothena at Buy With $39 Price Target
MT Newswires
05/26 09:42
Prothena adds Sanjiv Patel to its board of directors
SA Breaking News
05/20 16:23
Prothena Announces Appointment of Sanjiv Patel, MBBS, to its Board of Directors
Globe Newswire
05/20 16:05
--Oppenheimer Adjusts Prothena PT to $40 From $35, Maintains Outperform Rating
MT Newswires
05/12 10:16
Prothena Q1 Net Loss Widens, Revenue Rises
MT Newswires
05/11 16:30
Prothena EPS misses by $0.37, misses on revenue
SA Breaking News
05/11 16:16
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q1 Revenue $0.2M
MT Newswires
05/11 16:07
Prothena Reports First Quarter 2021 Financial Results and Provides Updated Financial Guidance and R&D Update
Globe Newswire
05/11 16:05
Prothena Begins Dosing in Study of Prasinezumab in Early Parkinson's Disease, Receives $60 Million Milestone Payment
MT Newswires
05/11 05:31
Prothena initiates dosing in Parkinson's disease trial; earns milestone payments from Roche
SA Breaking News
05/10 17:09
Prothena Announces Achievement of $60 Million Milestone From Roche for First Patient Dosed in Phase 2b Study of Prasinezumab in Early Parkinson’s Disease
Globe Newswire
05/10 16:05
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
05/07 16:05
Prothena to Report First Quarter 2021 Financial Results on May 11th
Globe Newswire
05/04 16:05
Prothena Reports Favorable Results From Early Study of PRX004 in Patients With Hereditary ATTR Amyloidosis
MT Newswires
04/19 04:11
Prothena's PRX004 shows benefits in neuropathy and cardiac function
SA Breaking News
04/19 00:10
Prothena Presents Phase 1 Study Results of PRX004 in Oral Presentation at AAN 2021
Globe Newswire
04/18 15:05
Prothena Announces PRX004 Phase 1 Study Results Selected for Emerging Science Oral Presentation at AAN 2021
Globe Newswire
04/15 16:05
Prothena Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
04/07 16:05
Prothena Names New Chief Medical Officer
MT Newswires
04/05 16:37
Prothena names new medical chief
SA Breaking News
04/05 16:25
Prothena Announces Appointment of Hideki Garren, MD, PhD, as Chief Medical Officer
Globe Newswire
04/05 16:05
Prothena closes nearly 17% higher after pricing offering; up another 3% post-market
SA Breaking News
03/24 17:12
Aptose Biosciences, Brainstorm Cell Therapeutics leads healthcare gainers; Benitec Biopharma, Second Sight Medical Products among major losers
SA Breaking News
03/24 11:00
Prothena Prices Offering at $20.75 Per Ordinary Share
MT Newswires
03/24 08:51
Prothena trades lower after pricing public offering
SA Breaking News
03/24 08:42
Prothena Announces Pricing of Public Offering of 3,500,000 Ordinary Shares
Globe Newswire
03/24 08:00
Prothena commences offering of common shares; stock down 6% after-hours
SA Breaking News
03/23 16:56
Prothena Kicks Off Offering of Ordinary Shares
MT Newswires
03/23 16:35
Prothena Announces Proposed Offering of Ordinary Shares
Globe Newswire
03/23 16:29
Analyst Actions: Jefferies Adjusts Prothena PT to $38 From $30, Maintains Buy Rating
MT Newswires
03/15 10:59
Prothena to Hold Investor Webcast to Review Three Oral Presentations from AD/PD 2021
Globe Newswire
03/08 16:05
Seeking Alpha Catalyst Watch
SA Breaking News
03/05 15:15
Premarket analyst action - healthcare
SA Breaking News
02/26 09:27
--Analyst Actions: RBC Upgrades Prothena to Outperform-Speculative Risk From Sector Perform, Adjusts Price Target to $28 From $14
MT Newswires
02/26 07:54
Prothena Announces Promising New Preclinical and Clinical Data from its Neurodegenerative Programs Selected for Oral Presentations at AD/PD 2021
Globe Newswire
02/24 16:05
Prothena surges as Jefferies sees a 100% upside
SA Breaking News
02/12 13:09
Artelo Biosciences leads healthcare gainers; Conformis and Amicus Therapeutics among losers
SA Breaking News
02/12 12:39
--Analyst Actions: Jefferies Upgrades Prothena to Buy From Hold, Adjusts Price Target to $30 From $15
MT Newswires
02/12 07:44
-- Earnings Flash (PRTA) PROTHENA CORPORATION Posts Q4 Revenue $360,000, vs. Street Est of $0.183M
MT Newswires
02/11 08:00
Prothena Reports Fourth Quarter and Full Year 2020 Financial Results, and Provides Financial Guidance and R&D Update
Globe Newswire
02/11 08:00
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
02/05 16:05
Prothena to Report Fourth Quarter and Full Year 2020 Financial Results and Host Webcast Conference Call on February 11th
Globe Newswire
02/04 16:05
--Analyst Actions: HC Wainwright Adjusts Price Target on Prothena to $33 From $22, Maintains Buy Rating
MT Newswires
02/04 08:55
After Hours Watch List Scorecard: PRTA, CURI, CRUS
MT Newswires
02/02 17:34
GME, SAVA, AMC and OCGN among midday movers
SA Breaking News
02/02 12:40
--Analyst Actions: Oppenheimer Adjusts Prothena PT to $35 From $25, Maintains Outperform Rating
MT Newswires
02/02 10:40
Prothena shares rise 30% premarket following upgrade at BTIG
SA Breaking News
02/02 08:48
INO, VXRT, BTU and TTM among premarket gainers
SA Breaking News
02/02 08:25
--Analyst Actions: BTIG Upgrades Prothena to Buy From Neutral; Price Target is $29
MT Newswires
02/02 08:24
MT Newswires After Hours Watch List: PRTA, CURI, CRUS
MT Newswires
02/01 17:53
PRTA, RMBS, NERV and GPRO among after-hours movers
SA Breaking News
02/01 17:53
Prothena Proceeds With Confirmatory Phase 3 Study of Birtamimab in Mayo Stage IV Patients With AL Amyloidosis
MT Newswires
02/01 16:59
Prothena plans to initiate its late-stage AFFIRM-AL study by mid 2021
SA Breaking News
02/01 16:39
Prothena Announces Confirmatory Phase 3 AFFIRM-AL Study of Birtamimab in Mayo Stage IV Patients with AL Amyloidosis under SPA Agreement with FDA
Globe Newswire
02/01 16:15
Sector Update: Consumer Staples, Discretionary Stocks Closing Gap Slightly Just Ahead of Tuesday's Close
MT Newswires
01/12 15:54
Sector Update: Consumer Discretionary Stocks Posting Sizable Gains
MT Newswires
01/12 13:36
--Analyst Actions: Oppenheimer Adjusts Prothena's Price Target to $25 From $20, Maintains Outperform Rating
MT Newswires
12/10 11:09
Prothena Reports Positive Data From Phase 1 Study of PRX004 to Treat ATTR Amyloidosis; Shares Surge 25% Pre-Bell
MT Newswires
12/09 08:56
Prothena's immunotherapy show slowing neuropathy progression in long-term amyloidosis study
SA Breaking News
12/09 08:38
Prothena Reports Positive 9 Month Results from Phase 1 Long-term Extension Study of PRX004, the First Investigational Anti-Amyloid Immunotherapy for the Treatment of ATTR Amyloidosis
Globe Newswire
12/09 08:00
Analyst Actions: HC Wainwright Starts Prothena at Buy With $22 Price Target
MT Newswires
12/07 08:00
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
12/04 16:05
--Analyst Actions: Oppenheimer Adjusts Prothena PT to $20 From $18, Maintains Outperform Rating
MT Newswires
11/05 12:23
-- Earnings Flash (PRTA) PROTHENA CORPORATION Reports Q3 Revenue $157,000, vs. Street Est of $0.193M
MT Newswires
11/04 16:41
Prothena Reports Third Quarter 2020 Financial Results and Provides R&D Update
Globe Newswire
11/04 16:05
BIIB, XPEV, CXW and PVAC among midday movers
SA Breaking News
11/04 12:40
Prothena Announces Presentations on Two Programs from its Alzheimer’s Disease Portfolio at CTAD 2020
Globe Newswire
11/04 08:30
Prothena to Report Third Quarter 2020 Financial Results on November 4
Globe Newswire
10/28 16:05
Midday Report: Wall Street Slightly Higher; Snap Hits Record High
MT Newswires
10/21 12:46
Analyst Actions: Cantor Fitzgerald Adjusts Prothena's Price Target to $24 From $20, Keeps at Overweight
MT Newswires
10/21 08:33
Prothena, Roche to Advance Prasinezumab into Late-Stage Trial in Parkinson's Disease -- Stock Jumps 11% After-Hours
MT Newswires
10/20 17:54
Roche to advance development of Parkinson's candidate despite underwhelming data
SA Breaking News
10/20 16:44
Roche and Prothena will Advance Prasinezumab into Late-Stage Clinical Development Study in Parkinson’s Disease
Globe Newswire
10/20 16:05
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
10/02 16:05
Prothena to Hold Investor Webcast to Discuss Results from Phase 2 PASADENA Study Presented at the International Parkinson and Movement Disorder Society's MDS Virtual Congress
Globe Newswire
09/15 08:30
Seeking Alpha Catalyst Watch
SA Breaking News
09/11 15:30
Prothena Says Parkinson's Disease Treatment Fails to Meet Primary Endpoint But Drug May Slow Disease Progression
MT Newswires
09/11 10:59
Prasinezumab Slows Progression on Measures of Parkinson’s Disease in Phase 2 Study
Globe Newswire
09/11 08:30
Prothena to Present at the 2020 Cantor Virtual Global Healthcare Conference on September 15
Globe Newswire
09/08 16:05
Prothena Announces Updated Timing of Presentation for Phase 2 PASADENA Study Results at International Congress of Parkinson’s Disease and Movement Disorders
Globe Newswire
09/03 16:05
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
09/02 16:05
--Analyst Actions: Oppenheimer Lifts Prothena PT to $18 From $16, Maintains Outperform Rating
MT Newswires
08/10 11:14
-- Earnings Flash (PRTA) PROTHENA CORP PLC Reports Q2 Revenue $0.2M, vs. Street Est of $0.143M
MT Newswires
08/06 16:21
Prothena Reports Second Quarter 2020 Financial Results and Provides R&D Update
Globe Newswire
08/06 16:05
Prothena Announces Phase 2 PASADENA Study Results to be Presented at International Congress of Parkinson’s Disease and Movement Disorders
Globe Newswire
08/05 16:05
Prothena to Report Second Quarter 2020 Financial Results on August 6
Globe Newswire
07/30 16:05
--Analyst Actions: Oppenheimer Upgrades Prothena to Outperform From Market Perform, Sets $16 Price Target
MT Newswires
07/09 11:33
Altimmune leads healthcare gainers; CTI BioPharma and Evolus among losers
SA Breaking News
07/09 11:00
Prothena to Present at the Jefferies Virtual Healthcare Conference on June 3
Globe Newswire
05/27 16:05
--Analyst Actions: RBC Capital Cuts Prothena PT to $12 From $13, Maintains Sector Perform Rating
MT Newswires
05/07 09:24
Prothena Reports First Quarter 2020 Financial Results and Provides R&D Update and Updated Financial Guidance
Globe Newswire
05/06 16:05
Prothena to Report First Quarter 2020 Financial Results on May 6
Globe Newswire
04/29 16:05
Prothena Provides Additional Information Regarding Upcoming Annual General Meeting of Shareholders in Response to COVID-19
Globe Newswire
04/24 16:30
Sector Update: Health Care Stocks Still Adding Support in Late Trade
MT Newswires
04/22 15:51
Sector Update: Moderate Gains for Health Care Stocks
MT Newswires
04/22 13:44
SmileDirectClub and Immunic among healthcare gainers; Biogen among losers
SA Breaking News
04/22 11:00
Prothena down 16% as Parkinson's drug flops in mid-stage study
SA Breaking News
04/22 10:11
Prothena Shares Fall 16% as Study of Prasinezumab to Treat Parkinson's Disease Misses Primary Objective
MT Newswires
04/22 09:58
Update on Phase 2 PASADENA Study of Prasinezumab (PRX002/RG7935) in Parkinson’s Disease
Globe Newswire
04/22 09:15
Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
Globe Newswire
04/03 16:05
Baseline Data from Phase 2 PASADENA Study of Prasinezumab (PRX002/RG7935) in Parkinson’s Disease to be Presented at AAT-AD/PD
Globe Newswire
03/31 16:05
Prothena Announces Appointment of Brandon Smith as Chief Business Officer
Globe Newswire
03/03 16:05
Prothena Q4 Results Top Street Estimates
MT Newswires
02/13 05:05
Prothena EPS beats by $0.06, beats on revenue
SA Breaking News
02/12 16:06
Prothena Reports Fourth Quarter and Full Year 2019 Financial Results, and Provides Financial Guidance and R&D Update
Globe Newswire
02/12 16:05
NIO, SDRL, CTIC and AGRX among midday movers
SA Breaking News
12/24 11:17
Thinking about buying stock in Bank of America, LYFT, Prothena Corporation, Rite Aid, or AT&T?
PR Newswire
12/23 09:31
RAD, CAMP, ABEO and MRNS in midday movers
SA Breaking News
12/20 12:38
Prothena Announces Appointment of Oleg Nodelman to its Board of Directors
Globe Newswire
12/05 16:05
Prothena up 8% on Evercore upgrade
SA Breaking News
11/19 11:16
Evercore downgrades bluebird bio and Clovis in premarket analyst action
SA Breaking News
11/19 08:12
--Analyst Actions: Evercore ISI Upgrades Prothena to Outperform From In-Line; Price Target is $14
MT Newswires
11/19 08:02
Prothena Reports Third Quarter 2019 Financial Results and Provides R&D Update
Globe Newswire
11/05 16:05
Prothena to Report Third Quarter 2019 Financial Results on November 5
Globe Newswire
10/29 16:05
Labaton Sucharow LLP and Levi & Korsinsky LLP Announce Proposed Class Action Settlement on Behalf of Purchasers of Ordinary Shares of Prothena Corporation plc in In re Prothena Corporation plc Securities Litigation, No. 1:18-cv-06425-ALC
PR Newswire
10/07 09:00
BCOV, FNKO and SHOP among after hour movers
SA Breaking News
09/16 17:32
Close Update: Stocks Slump Tuesday as Trade War Anxiety, Recession Alarm Bells Help Send Market Lower
MT Newswires
08/27 16:23
Microcaps mostly among midday movers
SA Breaking News
08/27 12:35
Prothena leads healthcare gainers; Mallinckrodt and Endo International among losers
SA Breaking News
08/27 11:00
Prothena Shareholder EcoR1 Capital Reveals Nearly 24% Stake
MT Newswires
08/27 05:21
EcoR1 reports 23.6% stake in Prothena
SA Breaking News
08/26 16:07
Prothena to Report Second Quarter 2019 Financial Results on August 6
Globe Newswire
07/30 16:05
Prothena Announces Appointment of Paula K. Cobb to its Board of Directors
Globe Newswire
07/01 16:05