Prothena | PRTA - Market Capitalization


Prothena reported $445.3M in Market Capitalization this November of 2026, considering the latest stock price and the number of outstanding shares.





Market Capitalization Change Date
Acadia Pharmaceuticals USD 4.33B 537M Jun/2026
Akebia Therapeutics USD 427M 297M Dec/2025
ALKERMES USD 7.26B 1.47B Nov/2026
Alnylam Pharmaceuticals USD 33.02B 7.17B Sep/2026
Amgen USD 249.48B 54.04B Nov/2026
Biogen USD 33.38B 1.48B Sep/2026
BioMarin Pharmaceutical USD 10.95B 667M Nov/2026
Exelixis USD 19.82B 5.34B Nov/2026
Immunic USD 64M 23M Dec/2025
Incyte USD 24.6B 1.95B Sep/2026
Ionis Pharmaceuticals USD 13.1B 642M Jun/2026
MacroGenics USD 151M 143M Nov/2026
Nektar Therapeutics USD 2.12B 1.26B Mar/2026
Neurocrine Biosciences USD 14.46B 45M Nov/2026
Prothena USD 437M 76M Nov/2026
Ultragenyx Pharmaceutical USD 1.36B 1.93B Nov/2026
Vertex Pharmaceuticals USD 142.88B 10.37B Nov/2026