Prothena | PRTA - Market Capitalization


Prothena reported $529.7M in Market Capitalization this April of 2026, considering the latest stock price and the number of outstanding shares.





Market Capitalization Change Date
Acadia Pharmaceuticals USD 4.52B 919M Dec/2025
Agios Pharmaceuticals USD 1.59B 745M Dec/2025
Akebia Therapeutics USD 427M 297M Dec/2025
ALKERMES USD 4.62B 333M Dec/2025
Alnylam Pharmaceuticals USD 52.54B 7.24B Dec/2025
Amgen USD 176.25B 24.32B Dec/2025
Biogen USD 25.82B 5.28B Dec/2025
BioMarin Pharmaceutical USD 11.42B 1.02B Dec/2025
Exelixis USD 11.75B 959M Dec/2025
Incyte USD 19.39B 2.83B Dec/2025
Ionis Pharmaceuticals USD 12.81B 2.39B Dec/2025
MacroGenics USD 102M 4M Dec/2025
Nektar Therapeutics USD 14.34B 13.48B Apr/2026
Neurocrine Biosciences USD 14.14B 218M Dec/2025
Prothena USD 514M 11M Dec/2025
Regeneron Pharmaceuticals USD 81.12B 21.53B Dec/2025
Ultragenyx Pharmaceutical USD 2.22B 680M Dec/2025
Vertex Pharmaceuticals USD 115.03B 14.61B Dec/2025