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Prothena Corporation plc (PRTA) Total Assets by Year

PRTA

Prothena Corporation plc closed fiscal year 2025 with $326.8M in total assets, $46.3M in total liabilities and $280.5M in shareholder equity. This represents a decrease of 40.3% from the prior fiscal year. The table below carries 15 fiscal years, from 2011 to 2025, and the quarters Prothena Corporation plc has filed alongside them.

FY2025 annual
Total Assets $326.8M
Total Liabilities $46.3M
Total Equity $280.5M
YoY -40.3%
5Y CAGR -0.4%
10Y CAGR -1.6%
Source SEC Filings (10-K/10-Q) Latest period Q2 FY2026, ended Jun 30, 2026 Reported Currency USD

Annual figures, oldest first. Point at a bar to read its period.

PRTA Balance Sheet by Fiscal Year

Figures are as reported in USD. Each change compares the year with the year before it, and each column links to the filing it was taken from.

MetricFY2510-KFY2410-KFY2310-KFY2210-KFY2110-KFY2010-KFY1910-KFY1810-KFY1710-KFY1610-KFY1510-KFY1410-KFY1310-KFY1210-KFY1110-K
Total Assets$326.8M-40.3%$547.1M-21.4%$696.4M-8.1%$758.0M+24.4%$609.4M+83.0%$333.0M-20.6%$419.3M-15.9%$498.8M+0.5%$496.3M+7.9%$460.0M+19.4%$385.2M+26.7%$304.1M+66.7%$182.4M+41.1%$129.3MN/A
Total Liabilities$46.3M-23.0%$60.2M-55.4%$135.0M-0.7%$136.0M-5.1%$143.3M-3.8%$149.0M+1.8%$146.3M-16.8%$175.8M+97.2%$89.1M-5.7%$94.6M+285.0%$24.6M+72.7%$14.2M+55.7%$9.1M+226.5%$2.8MN/A
Total Equity$280.5M-42.4%$486.9M-13.3%$561.4M-9.8%$622.0M+33.5%$466.0M+153.3%$184.0M-32.6%$272.9M-15.5%$323.0M-20.7%$407.2M+11.4%$365.4M+1.3%$360.7M+24.4%$289.9M+67.3%$173.3M+37.0%$126.5M+2065.3%-$6.4M

PRTA Balance Sheet by Quarter

Figures are as reported in USD. Each change compares the quarter with the same quarter a year earlier.

MetricQ2'2610-QQ1'2610-QQ4'2510-QQ3'2510-QQ2'2510-QQ1'2510-QQ4'2410-KQ3'2410-QQ2'2410-QQ1'2410-QQ4'2310-KQ3'2310-Q
Total Assets$302.6M-24.2%$349.9M-29.4%$326.8M-40.3%$352.6M-40.8%$399.1M-38.2%$495.3M-20.5%$547.1M-21.4%$595.3M-20.3%$645.6M-10.4%$623.2M-16.0%$696.4M-8.1%$746.9M+34.7%
Total Liabilities$15.7M-79.0%$37.3M-35.3%$46.3M-23.0%$57.6M-5.3%$74.7M+17.4%$57.7M-52.3%$60.2M-55.4%$60.9M-53.0%$63.6M-54.2%$120.8M-10.0%$135.0M-0.7%$129.7M-13.4%
Total Equity$286.9M-11.5%$312.6M-28.6%$280.5M-42.4%$295.0M-44.8%$324.3M-44.3%$437.7M-12.9%$486.9M-13.3%$534.4M-13.4%$581.9M0.0%$502.4M-17.3%$561.4M-9.8%$617.2M+52.5%

What total assets means

Total assets is everything the company owns on the balance sheet date, total liabilities is everything it owes, and the difference between them is the equity that belongs to shareholders.

More Prothena Corporation plc financials

Frequently Asked Questions

What was Prothena Corporation plc's total assets in fiscal year 2025?

Prothena Corporation plc closed fiscal year 2025 with $326.8M in total assets, $46.3M in total liabilities and $280.5M in shareholder equity.

How fast is Prothena Corporation plc's total assets growing?

Prothena Corporation plc (PRTA) total assets fell by 40.3% year over year, from $547.1M to $326.8M in fiscal year 2025.

What was Prothena Corporation plc's total assets in the most recent quarter?

Prothena Corporation plc (PRTA) reported $302.6M in total assets in Q2 2026. This represents a decrease of 24.2% from the same quarter a year earlier.

Total assets is everything the company owns on the balance sheet date, total liabilities is everything it owes, and the difference between them is the equity that belongs to shareholders. This page lists what Prothena Corporation plc (PRTA) reported on that line in every period on record.