Prothena Corp Public Ltd Co financial data

Symbol
PRTA on Nasdaq
Location
77 Sir John Rogerson's Quay, Block C, Grand Canal Docklands, Dublin 2, Ireland
Fiscal year end
December 31
Latest financial report
10-Q - Q2 2025 - Aug 4, 2025

Key Ratios

Label TTM Value / Value Unit Change %
Current Ratio 872 % -29.6%
Debt-to-equity 14.2 % -28.4%
Return On Equity -68 % -655%
Return On Assets -59.5 % -692%

Shares

Label TTM Value / Value Unit Change %
Entity Common Stock, Shares Outstanding 53.8M shares +0.09%
Common Stock, Shares, Outstanding 53.8M shares +0.1%
Entity Public Float 870M USD -70%
Common Stock, Value, Issued 538K USD 0%
Weighted Average Number of Shares Outstanding, Basic 53.8M shares +0.11%
Weighted Average Number of Shares Outstanding, Diluted 53.8M shares -2.21%

Income Statement

Label TTM Value / Value Unit Change %
Revenue from Contract with Customer, Excluding Assessed Tax 10.3M USD -95.2%
Research and Development Expense 192M USD -20.4%
General and Administrative Expense 67.1M USD -0.09%
Operating Income (Loss) -282M USD -208%
Nonoperating Income (Expense) 19.9M USD -33.5%
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest -262M USD -326%
Income Tax Expense (Benefit) 41.2M USD
Net Income (Loss) Attributable to Parent -303M USD -495%
Earnings Per Share, Basic -5 USD/shares -499%
Earnings Per Share, Diluted -5 USD/shares -484%

Balance Sheet

Label TTM Value / Value Unit Change %
Cash and Cash Equivalents, at Carrying Value 371M USD -34.2%
Accounts Receivable, after Allowance for Credit Loss, Current 0 USD -100%
Assets, Current 385M USD -34.2%
Deferred Income Tax Assets, Net 0 USD -100%
Property, Plant and Equipment, Net 2.69M USD -22.8%
Operating Lease, Right-of-Use Asset 9.56M USD -20.7%
Other Assets, Noncurrent 478K USD -87.1%
Assets 399M USD -38.2%
Accounts Payable, Current 12.2M USD +31.4%
Employee-related Liabilities, Current 5.5M USD -41.7%
Liabilities, Current 67.8M USD +45.1%
Operating Lease, Liability, Noncurrent 6.93M USD -27.4%
Other Liabilities, Noncurrent 0 USD -100%
Liabilities 74.7M USD +17.4%
Retained Earnings (Accumulated Deficit) -1.29B USD -30.7%
Stockholders' Equity Attributable to Parent 324M USD -44.3%
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest 324M USD -44.3%
Liabilities and Equity 399M USD -38.2%

Popular Metrics

Label TTM Value / Value Unit Change %
Net Cash Provided by (Used in) Operating Activities -53.4M USD +27%
Net Cash Provided by (Used in) Financing Activities 836K USD -96.4%
Net Cash Provided by (Used in) Investing Activities -42K USD +59.2%
Common Stock, Shares Authorized 100M shares 0%
Common Stock, Shares, Issued 53.8M shares +0.1%
Common Stock, Par or Stated Value Per Share 0.01 USD/shares 0%
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents 372M USD -34.1%
Deferred Tax Assets, Valuation Allowance 199M USD +9.44%
Deferred Tax Assets, Gross 245M USD +11.9%
Operating Lease, Liability 9.78M USD -19.3%
Depreciation 900K USD 0%
Lessee, Operating Lease, Liability, to be Paid 10.8M USD -21.6%
Property, Plant and Equipment, Gross 10.1M USD -11.1%
Operating Lease, Liability, Current 2.85M USD +10.6%
Lessee, Operating Lease, Liability, to be Paid, Year Two 3.27M USD +3.52%
Lessee, Operating Lease, Liability, to be Paid, Year One 3.3M USD +3.71%
Operating Lease, Weighted Average Discount Rate, Percent 0.04 pure 0%
Lessee, Operating Lease, Liability, Undiscounted Excess Amount 990K USD -39.2%
Lessee, Operating Lease, Liability, to be Paid, Year Three 2.52M USD -22.8%
Deferred Tax Assets, Operating Loss Carryforwards 171M USD +9.71%
Unrecognized Tax Benefits 15.4M USD +15.5%
Lessee, Operating Lease, Liability, to be Paid, Year Four 2.52M USD -22.8%
Operating Lease, Payments 0 USD -100%
Additional Paid in Capital 1.61B USD +2.89%
Depreciation, Depletion and Amortization 223K USD +3.72%
Deferred Tax Assets, Net of Valuation Allowance 46M USD +24.1%