Prothena (PRTA) - Stock price history

Stock price history of Prothena from 2012 to 2025

Annual Stock Price Performance

Year	Performance
2025	-21.51%
2024	-64.06%
2023	-32.07%
2022	22.41%
2021	301.63%
2020	-23.16%
2019	50.76%
2018	-72.75%
2017	-24.70%
2016	-20.94%
2015	234.69%
2014	-26.12%
2013	278.86%
2012	0.00%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Alkermes ALKS	C$40.73	-0.37%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	C$595.56	-6.13%	🇺🇸 USA
Amarin Corporation AMRN	C$20.66	-9.79%	🇮🇪 Ireland

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

DISCLAIMER

CompaniesMarketCap is not associated in any way with CoinMarketCap.com
Stock prices are delayed, the delay can range from a few minutes to several hours.
Company logos are from the CompaniesLogo.com logo database and belong to their respective copyright holders. Companies Marketcap displays them for editorial purposes only.

Contact

For inquiries or if you want to report a problem write to hello@8marketcap.com

Links

- Privacy policy

- Terms and conditions

Stock price history for Prothena (PRTA)