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PRTA Stock Latest News

Prothena announces Novo Nordisk to advance coramitug into Phase 3
The FlyProthena announces Novo Nordisk to advance coramitug into Phase 3
2d ago
NVO
PRTA
Prothena’s Coramitug Advances to Phase 3 with Novo Nordisk
PremiumCompany Announcements
Prothena’s Coramitug Advances to Phase 3 with Novo Nordisk
2d ago
8K
PRTA
Prothena’s Strategic Initiatives and Promising Alzheimer’s Pipeline Drive Buy Rating
PremiumRatings
Prothena’s Strategic Initiatives and Promising Alzheimer’s Pipeline Drive Buy Rating
3d ago
PRTA
Prothena Reports Q2 2025 Financial Results and Pipeline Progress
PremiumCompany Announcements
Prothena Reports Q2 2025 Financial Results and Pipeline Progress
3d ago
PRTA
Prothena reports Q2 EPS ($2.34), consensus ($1.79)
PremiumThe Fly
Prothena reports Q2 EPS ($2.34), consensus ($1.79)
4d ago
PRTA
PRTA Earnings Report this Week: Is It a Buy, Ahead of Earnings?
PremiumPre-EarningsPRTA Earnings Report this Week: Is It a Buy, Ahead of Earnings?
6d ago
PRTA
Prothena Secures Leadership with New Executive Agreements
Premium
Company Announcements
Prothena Secures Leadership with New Executive Agreements
9d ago
8K
PRTA
Closing Bell Movers: GMS up 15% on takeover proposal from QXO
Premium
The Fly
Closing Bell Movers: GMS up 15% on takeover proposal from QXO
2M ago
APG
GMS
Prothena Announces Major Workforce Reduction to Cut Costs
PremiumCompany Announcements
Prothena Announces Major Workforce Reduction to Cut Costs
2M ago
8K
PRTA
Prothena up 3% after announcing corporate restructuring, cash burn update
PremiumThe Fly
Prothena up 3% after announcing corporate restructuring, cash burn update
2M ago
PRTA
Prothena sees 2025 net cash burn from operating/investing at $170M-$178M
PremiumThe Fly
Prothena sees 2025 net cash burn from operating/investing at $170M-$178M
2M ago
PRTA
Prothena Chief Regulatory Officer Karp, Chief People Officer Ford to depart
PremiumThe Fly
Prothena Chief Regulatory Officer Karp, Chief People Officer Ford to depart
2M ago
PRTA
Prothena announces corporate restructuring, cuts 63% of workforce
PremiumThe FlyProthena announces corporate restructuring, cuts 63% of workforce
2M ago
BMY
NVO
Morning Movers: Sage Therapeutics surges after deal to be acquired by Supernus
Premium
The Fly
Morning Movers: Sage Therapeutics surges after deal to be acquired by Supernus
2M ago
X
AMZN
Prothena partner Roche advances prasinezumab into Phase 3
Premium
The Fly
Prothena partner Roche advances prasinezumab into Phase 3
2M ago
CHRO
PRTA
Prothena’s Prasinezumab Advances to Phase III for Parkinson’s
PremiumCompany Announcements
Prothena’s Prasinezumab Advances to Phase III for Parkinson’s
2M ago
8K
PRTA
Altria, Prime Medicine, US Steel, DLocal, Prothena: Trending by Analysts
PremiumWeekend Updates
Altria, Prime Medicine, US Steel, DLocal, Prothena: Trending by Analysts
2M ago
X
MO
Buy/Sell: Wall Street’s top 10 stock calls this week
PremiumThe Fly
Buy/Sell: Wall Street’s top 10 stock calls this week
2M ago
X
BAH
Prothena downgraded to Underperform at BofA after birtamimab fails in clinic
PremiumThe Fly
Prothena downgraded to Underperform at BofA after birtamimab fails in clinic
2M ago
PRTA
Prothena downgraded to Underperform from Neutral at BofA
PremiumThe FlyProthena downgraded to Underperform from Neutral at BofA
2M ago
PRTA
AMD, Block upgraded: Wall Street’s top analyst calls
Premium
The Fly
AMD, Block upgraded: Wall Street’s top analyst calls
2M ago
AMD
FLD
Prothena downgraded to Neutral from Overweight at Cantor Fitzgerald
Premium
The Fly
Prothena downgraded to Neutral from Overweight at Cantor Fitzgerald
2M ago
PRTA

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