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| Date | Price Target | Rating | Analyst |
|---|---|---|---|
| 5/28/2025 | $4.00 | Neutral → Underperform | BofA Securities |
| 5/27/2025 | Outperform → Perform | Oppenheimer | |
| 5/27/2025 | $6.00 | Buy → Hold | Jefferies |
| 5/27/2025 | Overweight → Neutral | Cantor Fitzgerald | |
| 12/20/2024 | $40.00 | Buy | Chardan Capital Markets |
| 1/30/2024 | $68.00 → $38.00 | Buy → Neutral | BofA Securities |
| 12/12/2023 | $62.00 | Buy | Deutsche Bank |
| 4/24/2023 | $80.00 | Outperform | SVB Securities |
BofA Securities downgraded Prothena from Neutral to Underperform and set a new price target of $4.00
Oppenheimer downgraded Prothena from Outperform to Perform
Jefferies downgraded Prothena from Buy to Hold and set a new price target of $6.00
4 - PROTHENA CORP PUBLIC LTD CO (0001559053) (Issuer)
4 - PROTHENA CORP PUBLIC LTD CO (0001559053) (Issuer)
4 - PROTHENA CORP PUBLIC LTD CO (0001559053) (Issuer)
Novo Nordisk's Phase 2 data for coramitug supports ongoing Phase 3 CLEOPATTRA clinical trial in patients with ATTR amyloidosis with cardiomyopathy Coramitug is being developed by Novo Nordisk as part of their up to $1.2 billion acquisition of Prothena's ATTR amyloidosis business and pipeline Prothena Corporation plc (NASDAQ:PRTA) announced the publication of Phase 2 clinical trial data for coramitug (formerly PRX004), a potential first-in-class amyloid depleter antibody, for the treatment of ATTR amyloidosis with cardiomyopathy (ATTR-CM), in the American Heart Association's journal, Circulation. A link to the online publication can be found here: Coramitug, a Humanized Monoclonal
Net cash used in operating and investing activities was $40.6 million and $140.4 million for the third quarter and first nine months of 2025, respectively; quarter-end cash and restricted cash position was $331.7 million Roche to initiate the Phase 3 PARAISO clinical trial evaluating prasinezumab, a potential first-in-class anti-alpha-synuclein antibody, for early-stage Parkinson's disease by end of 2025 Novo Nordisk initiated the Phase 3 CLEOPATTRA clinical trial evaluating coramitug, a potential first-in-class amyloid depleter, for ATTR amyloidosis with cardiomyopathy Novo Nordisk to present Phase 2 results for coramitug during a late-breaking session at the American Heart Associat
Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its third quarter and first nine months of 2025 financial results on Thursday November 6, 2025, after the close of the U.S. financial markets. Consistent with past practice, the Company will not be conducting a conference call in conjunction with the financial results release on November 6. About Prothena Prothena Corporation plc is a late-stage clinical biotechnology company with expertise in protein dysregulation and a pipeline of investigational therapeutics with the p
SCHEDULE 13G/A - PROTHENA CORP PUBLIC LTD CO (0001559053) (Subject)
10-Q - PROTHENA CORP PUBLIC LTD CO (0001559053) (Filer)
DEFA14A - PROTHENA CORP PUBLIC LTD CO (0001559053) (Filer)
4 - PROTHENA CORP PUBLIC LTD CO (0001559053) (Issuer)
Net cash used in operating and investing activities was $45.2 million and $102.5 million for the third quarter and first nine months of 2024, respectively; quarter-end cash and restricted cash position was $520.1 million PRX012, a potential single-injection once-monthly subcutaneous treatment, is designed to address the unmet need of millions of patients with presymptomatic or early symptomatic Alzheimer's disease; Prothena expects to report multiple clinical readouts starting in mid-2025 and continuing throughout the year from the ongoing Phase 1 ASCENT clinical trials Results from partner Roche evaluating prasinezumab in patients with early Parkinson's disease from the Phase 2 PASA
Net cash used in operating and investing activities was $73.2 million in the first quarter of 2024; quarter-end cash and restricted cash position was $548.7 million Advanced potential best-in-class Alzheimer's disease portfolio: initial data supportive of ongoing Phase 1 clinical trial for PRX012, an anti-amyloid beta antibody; received FDA clearance for IND application and Fast Track designation for PRX123, a dual amyloid beta/tau vaccine; Phase 2 clinical trial initiated in patients with early Alzheimer's disease for BMS-986446 (formerly PRX005) by partner Bristol Myers Squibb Strengthened leadership position in the amyloidosis community with ongoing enrollment of the confirmatory
Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it has named David Ford to a newly created position of Chief People Officer, reporting to Prothena President and Chief Executive Officer Gene Kinney, PhD. In this role, Mr. Ford will be responsible for people, culture, and human resources strategy to drive the company's vision and overall growth strategy. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20240304692974/en/David Ford, Chief People Officer, Prothena (Photo: Business Wire
Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its third quarter and first nine months of 2025 financial results on Thursday November 6, 2025, after the close of the U.S. financial markets. Consistent with past practice, the Company will not be conducting a conference call in conjunction with the financial results release on November 6. About Prothena Prothena Corporation plc is a late-stage clinical biotechnology company with expertise in protein dysregulation and a pipeline of investigational therapeutics with the p
Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its second quarter and first six months of 2025 financial results on Monday, August 4, 2025, after the close of the U.S. financial markets. Consistent with past practice, the Company will not be conducting a conference call in conjunction with the financial results release on August 4. About Prothena Prothena Corporation plc is a late-stage clinical biotechnology company with expertise in protein dysregulation and a pipeline of investigational therapeutics with the potent
Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its first quarter 2025 financial results on Thursday, May 8, 2025, after the close of the U.S. financial markets. Consistent with past practice, the Company will not be conducting a conference call in conjunction with the financial results release on May 8. About Prothena Prothena Corporation plc is a late-stage clinical biotechnology company with expertise in protein dysregulation and a pipeline of investigational therapeutics with the potential to change the course of deva
SC 13G/A - PROTHENA CORP PUBLIC LTD CO (0001559053) (Subject)
SC 13G/A - PROTHENA CORP PUBLIC LTD CO (0001559053) (Subject)
SC 13G/A - PROTHENA CORP PUBLIC LTD CO (0001559053) (Subject)