Prothena reported $22.11 in PE Price to Earnings for its fiscal quarter ending in March of 2022.





Pe Change Date
Acadia Pharmaceuticals USD 13.7 2.49 Sep/2025
Agios Pharmaceuticals USD 2.88 0.36 Jun/2025
ALKERMES USD 14.9 1.11 Sep/2025
Amgen USD 9.49 3.02 Sep/2025
Biogen USD 9.38 3.02 Sep/2025
BioMarin Pharmaceutical USD 19.45 4.32 Sep/2025
Exelixis USD 16.06 4.35 Sep/2025
Incyte USD 17.63 2.86 Sep/2025
Ionis Pharmaceuticals USD 396.15 79.28 Sep/2022
Neurocrine Biosciences USD 33.27 9.34 Sep/2025
Prothena USD 22.11 11.37 Mar/2022
Regeneron Pharmaceuticals USD 18.11 2.91 Dec/2025
Vertex Pharmaceuticals USD 23.93 3.88 Sep/2025