Prothena (PRTA) - Total debt

Total debt on the balance sheet as of September 2025 : $9.08 Million USD

According to Prothena's latest financial reports the company's total debt is $9.08 Million USD. A company’s total debt is the sum of all current and non-current debts.

Prothena - Total debt on balance sheet (from 2015 to 2025)

Total debt by year

Year	Total debt	Change
2024-12-31	$10.84 M	-8.38%
2023-12-31	$11.83 M	82.84%
2022-12-31	$6.47 M	-47.48%
2021-12-31	$12.32 M	-30.9%
2020-12-31	$17.83 M	-22.24%
2019-12-31	$22.93 M	-55.5%
2018-12-31	$51.54 M	-1.34%
2017-12-31	$52.24 M	1.81%
2016-12-31	$51.32 M
2015-12-31	N/A

Total debt for similar companies or competitors

Company	Total debt/th>	differencediff.	Country
Alkermes ALKS	$71.59 M	688.35%	🇮🇪 Ireland
Alnylam Pharmaceuticals ALNY	$1.30 B	14,307.07%	🇺🇸 USA
Amarin Corporation AMRN	$6.73 M	-25.89%	🇮🇪 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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