Prothena (PRTA) - Net assets

Net assets on the balance sheet as of September 2025 : €0.25 Billion

According to Prothena's latest financial reports the company has €0.25 Billion in net assets.
A company’s net assets is the sum of its assets minus the sum of its liabilities.

Prothena - Net assets on balance sheet (from 2012 to 2025)

Net assets by year

Year	Net assets	Change
2024-12-31	$€0.46 B	-7.86%
2023-12-31	$€0.50 B	-12.43%
2022-12-31	$€0.57 B	40.92%
2021-12-31	$€0.41 B	175.08%
2020-12-31	$€0.14 B	-38.6%
2019-12-31	$€0.24 B	-13.71%
2018-12-31	$€0.28 B	-16.8%
2017-12-31	$€0.33 B	-2.31%
2016-12-31	$€0.34 B	5.31%
2015-12-31	$€0.32 B	38.39%
2014-12-31	$€0.23 B	89.98%
2013-12-31	$€0.12 B	31.21%
2012-12-31	$€95.62 M	-2029.43%
2011-12-31	$-€4.96 Million

Net assets for similar companies or competitors

Company	Net assets	differencediff.	Country
Alkermes ALKS	€1.48 B	487.63%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	€0.20 B	-20.71%	🇺🇸 USA
Amarin Corporation AMRN	€0.39 B	55.56%	🇮🇪 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.

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