Prothena (PRTA) - Total liabilities

Total liabilities on the balance sheet as of September 2025 : £43.23 Million

According to Prothena's latest financial reports the company's total liabilities are £43.23 Million. A company’s total liabilities is the sum of all current and non-current debts and obligations.

Prothena - Total liabilities on balance sheet (from 2012 to 2025)

Total liabilities by year

Year	Total liabilities	Change
2024-12-31	£47.95 M	-54.75%
2023-12-31	£0.10 B	-5.72%
2022-12-31	£0.11 B	5.87%
2021-12-31	£0.10 B	-2.85%
2020-12-31	£0.10 B	-2.07%
2019-12-31	£0.11 B	-19.42%
2018-12-31	£0.13 B	109.98%
2017-12-31	£65.95 M	-13.95%
2016-12-31	£76.64 M	362.34%
2015-12-31	£16.57 M	81.42%
2014-12-31	£9.13 M	64.92%
2013-12-31	£5.54 M	219.97%
2012-12-31	£1.73 M	-73.23%
2011-12-31	£6.46 M

Total liabilities for similar companies or competitors

Company	Total liabilities	differencediff.	Country
Alkermes ALKS	£0.44 B	934.16%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	£3.46 B	7,911.54%	🇺🇸 USA
Amarin Corporation AMRN	£0.15 B	248.58%	🇮🇪 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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