Zacks Investment Research
09 Jul 2026, 16:40 UTC · 2h ago
PRTA Stock Rises Nearly 11% in Six Months: What's Driving It?
NewsImpactScreener rates every claim in this story for market impact and maps it to the tickers most exposed.
Zacks Investment Research
09 Jul 2026, 16:40 UTC · 2h ago
NewsImpactScreener rates every claim in this story for market impact and maps it to the tickers most exposed.
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3 claims · each scored for market impact
Roche expects its partnered drug with Prothena, prasinezumab, to have peak sales potential exceeding $3.5 billion. — High potential peak sales for a late-stage Parkinson's drug provides a significant valuation catalyst for Prothena.
+0.60Prothena received a $50 million clinical milestone payment in March related to phase III enrollment progress. — Direct cash infusion and validation of clinical progress improve the company's immediate financial position.
+0.40Novo Nordisk is evaluating coramitug in the phase III CLEOPATTRA program for ATTR-CM, with completion expected by 2029. — Advancement into phase III for a first-in-class antibody represents material pipeline progress, though the timeline is long-term.
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Shares have gained 11% due to late-stage program advancement, milestone payments, and a solid cash position.
Evaluating prasinezumab with peak sales potential exceeding $3.5 billion and encouraging long-term clinical evidence.
Making meaningful late-stage progress with the phase III CLEOPATTRA program for ATTR amyloidosis.
[mutual] Novo Nordisk and Prothena have a collaboration portfolio including the evaluation of coramitug.
[mutual] Roche is a partner of Prothena evaluating prasinezumab in a late-stage study.
[a_to_b] Novo Nordisk acquired coramitug, which was initially developed by Prothena, in July 2021.
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