Stock Price
8.54
Daily Change
0.16 1.91%
Monthly
-11.82%
Yearly
-14.51%
Q4 Forecast
8.03

EPS Reference Time Actual Consensus Previous
2026-10-29 PM 0.10 -0.68
2026-08-06 PM -0.36 0.32 -2.34
2026-05-07 FY2027Q1 PM 0.60 -0.35 -1.12



Peers Price Chg Day Year Date
Acadia Pharmaceuticals 19.89 -0.26 -1.29% -6.97% Oct/01
Agios Pharmaceuticals 32.48 -0.77 -2.32% -18.66% Oct/01
Akebia Therapeutics 0.87 -0.05 -5.33% -67.86% Oct/01
ALKERMES 40.54 0.02 0.05% 29.69% Oct/01
Alnylam Pharmaceuticals 231.12 -15.62 -6.33% -49.86% Oct/01
Amgen 407.27 -14.24 -3.38% 36.94% Oct/01
Biogen 222.82 -3.06 -1.35% 43.52% Oct/01
BioMarin Pharmaceutical 58.44 -1.56 -2.60% 5.16% Oct/01
Exelixis 57.94 -0.47 -0.80% 40.12% Oct/01
Incyte 117.14 -4.21 -3.47% 35.77% Oct/01

Indexes Price Day Year Date
USND 26872 10.93 0.04% 17.63% Oct/01
US2000 2808 11.10 0.40% 14.21% Oct/01

Prothena traded at $8.54 this Thursday October 1st, increasing $0.16 or 1.91 percent since the previous trading session. Looking back, over the last four weeks, Prothena gained 11.82 percent. Over the last 12 months, its price fell by 14.51 percent. Looking ahead, we forecast Prothena to be priced at 8.03 by the end of this quarter and at 7.31 in one year, according to Trading Economics global macro models projections and analysts expectations.

Prothena Corporation PLC is a late-stage clinical company. The Company is engaged in the protein dysregulation and a pipeline of therapeutics for devastating neurodegenerative and rare peripheral amyloid diseases. It is advancing a pipeline of therapeutic candidates around neurological dysfunction and the biology of misfolded proteins. The Company's clinical pipeline of antibody-based product candidates targets a range of indications, including Birtamimab for the treatment of amyloid light-chain (AL) amyloidosis; prasinezumab for the treatment of Parkinson’s disease and other related synucleinopathies; and PRX004, for the treatment of Transthyretin amyloidosis (ATTR). The Company's pipeline also includes late-preclinical-stage programs targeting proteins implicated in neurological diseases including tau and amyloid beta (Aß) for the treatment of Alzheimer’s disease and other neurodegenerative disorders, and TDP-43 for the treatment of amyotrophic lateral sclerosis.