PROTHENA CORP PUBLIC LTD CO (PRTA) Financial Statements (2026 and earlier)

Company Profile

Business Address 77 SIR JOHN ROGERSON'S QUAY, BLOCK C
DUBLIN 2, D02 VK60
State of Incorp.
Fiscal Year End December 31
Industry (SIC) 2834 - Pharmaceutical Preparations (benchmarking)
More info Complete Financial Analysis Financial Benchmarking

Balance Sheet (Statement of Financial Position) ($ in thousands)
Annual | Quarterly

3/31/2026
MRQ
12/31/2025
12/31/2024
12/31/2023
12/31/2022
12/31/2021
12/31/2020
ASSETS
Current Assets
Cash, cash equivalents, and short-term investments307,531471,388618,830710,406579,094295,380
Cash and cash equivalent307,531471,388618,830710,406579,094295,380
Restricted cash and investments  1,352  1,352
Receivables   5,159  15
Prepaid expense1,7531,1652,1401,708  
Other undisclosed current assets5,90912,85911,8016,9845,7152,537
Total current assets:315,193485,412639,282719,098584,809299,284
Noncurrent Assets
Operating lease, right-of-use asset8,12510,70812,1626,27712,12317,811
Property, plant, and equipment, after accumulated depreciation, depletion, and amortization2,1443,0813,8361,7312,0122,551
Restricted cash and investments8608608602,2121,3521,352
Deferred income tax assets  43,23933,89318,2047,07111,644
Other noncurrent assets4823,8086,34910,5131,999333
Total noncurrent assets:11,61161,69657,10038,93724,55733,691
TOTAL ASSETS:326,804547,108696,382758,035609,366332,975
LIABILITIES AND EQUITY
Liabilities
Current Liabilities
Accounts payable and accrued liabilities5,8757,77025,3919,2703,6914,153
Taxes payable✕✕✕✕✕ 36
Accounts payable5,8757,77025,3919,2703,6914,117
Deferred revenue2,6648,850 11,4427,657 
Restructuring reserve13,303     
Other liabilities11,78615,84315,66212,1689,8137,139
Other undisclosed current liabilities7,21516,03815,83817,26712,29114,556
Total current liabilities:40,84348,50156,89150,14733,45225,848
Noncurrent Liabilities
Long-term debt and lease obligation:     6,38612,326
Liabilities, other than long-term debt5,48711,68178,12685,846103,486110,795
Deferred revenue  3,44867,40585,293102,933110,242
Other liabilities    553553553
Operating lease, liability5,4878,23310,721 6,38612,326
Total noncurrent liabilities:5,48711,68178,12685,846109,872123,121
Total liabilities:46,33060,182135,017135,993143,324148,969
Equity
Equity, attributable to parent280,474486,926561,365622,042466,042184,006
Common stock538538537521466399
Additional paid in capital1,626,3691,588,7291,540,8591,454,5241,181,630966,636
Accumulated deficit(1,346,433)(1,102,341)(980,031)(833,003)(716,054)(783,029)
Total equity:280,474486,926561,365622,042466,042184,006
TOTAL LIABILITIES AND EQUITY:326,804547,108696,382758,035609,366332,975

Income Statement (P&L) ($ in thousands)
Annual | Quarterly

3/31/2026
TTM
12/31/2025
12/31/2024
12/31/2023
12/31/2022
12/31/2021
12/31/2020
Revenues9,684135,15791,37053,905200,5772,900
Sublease income   2,8002,9002,9002,900
Gross profit:9,684135,15791,37053,905200,5772,900
Operating expenses(224,324)(289,718)(282,406)(185,462)(128,602)(113,587)
Other undisclosed operating loss      (2,047)
Operating income (loss):(214,640)(154,561)(191,036)(131,557)71,975(112,734)
Nonoperating income (expense)13,81125,63130,5565,952(54)1,307
Other nonoperating income (expense)(328)(185)(458)(397)(96)(62)
Income (loss) from continuing operations before income taxes:(200,829)(128,930)(160,480)(125,605)71,921(111,427)
Income tax expense (benefit)(43,263)6,62013,4528,656(4,946)283
Income (loss) from continuing operations:(244,092)(122,310)(147,028)(116,949)66,975(111,144)
Income (loss) before gain (loss) on sale of properties:✕✕✕✕✕66,975(111,144)
Net income (loss) available to common stockholders, diluted:(244,092)(122,310)(147,028)(116,949)66,975(111,144)

Comprehensive Income ($ in thousands)
Annual | Quarterly

3/31/2026
TTM
12/31/2025
12/31/2024
12/31/2023
12/31/2022
12/31/2021
12/31/2020
Net income (loss):(244,092)(122,310)(147,028)(116,949)66,975(111,144)
Comprehensive income (loss), net of tax, attributable to parent:(244,092)(122,310)(147,028)(116,949)66,975(111,144)

Statements Sources

The financial statements are based on the Company's filings with the U.S. Securities and Exchange Commission (SEC) through the Electronic Data Gathering, Analysis, and Retrieval system (EDGAR). The information is derived from the 10-K and 10-Q reports submitted to the SEC in XBRL (eXtensible Business Reporting Language) format and presented according to the US GAAP Taxonomy. Please review the original filings for a more detailed information.

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