Prothena (PRTA) - EPS (earnings per share)

EPS in 2026 (TTM): C-$3.83

According to Prothena's latest financial reports the company's current EPS (TTM) is C-$3.91. In 2025 the company made an earnings per share (EPS) of C-$6.32 a decrease over its 2024 EPS that were of C-$3.18.

EPS history for Prothena from 2012 to 2026

Annual EPS

Year	EPS	Change
2026 (TTM)	C-$3.83	-39.43%
2025	C-$6.32	99.12%
2024	C-$3.18	-17.69%
2023	C-$3.86	10.8%
2022	C-$3.48	-279.86%
2021	C$1.94	-149.82%
2020	C-$3.89	43.08%
2019	C-$2.72	-50.51%
2018	C-$5.49	-2.96%
2017	C-$5.66	-12.88%
2016	C-$6.49	77.19%
2015	C-$3.66	3187.5%
2014	C-$0.11	-96.4%
2013	C-$3.09	-10.16%
2012	C-$3.44

EPS for similar companies or competitors

Company	EPS	EPS differencediff.	Country
Amarin Corporation AMRN	C-$2.23	-43.06%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	C$5.28	-234.88%	🇺🇸 USA
Alkermes ALKS	C$1.30	-133.10%	🇮🇪 Ireland

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EPS for Prothena (PRTA)

EPS in 2026 (TTM): C-$3.83