Prothena (PRTA) - EPS (earnings per share)

EPS in 2026 (TTM): -HK$21.99

According to Prothena's latest financial reports the company's current EPS (TTM) is -HK$22.04. In 2025 the company made an earnings per share (EPS) of -HK$35.61 a decrease over its 2024 EPS that were of -HK$17.88.

EPS history for Prothena from 2012 to 2026

Annual EPS

Year	EPS	Change
2026 (TTM)	-HK$21.99	-38.24%
2025	-HK$35.61	99.12%
2024	-HK$17.88	-17.69%
2023	-HK$21.72	10.8%
2022	-HK$19.61	-279.86%
2021	HK$10.90	-149.82%
2020	-HK$21.88	43.08%
2019	-HK$15.29	-50.51%
2018	-HK$30.90	-2.96%
2017	-HK$31.84	-12.88%
2016	-HK$36.55	77.19%
2015	-HK$20.63	3187.5%
2014	-HK$0.63	-96.4%
2013	-HK$17.41	-10.16%
2012	-HK$19.38

EPS for similar companies or competitors

Company	EPS	EPS differencediff.	Country
Amarin Corporation AMRN	-HK$12.55	-43.06%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	HK$29.72	-234.88%	🇺🇸 USA
Alkermes ALKS	HK$7.29	-133.10%	🇮🇪 Ireland

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In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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EPS for Prothena (PRTA)

EPS in 2026 (TTM): -HK$21.99