US Stock MarketDetailed Quotes

Prothena (PRTA)

Watchlist
  • 9.600
  • +0.170+1.80%
Close May 13 16:00 ET
502.59MMarket Cap-3.42P/E (TTM)

Earnings

Revenue Breakdown

Financial Indicators

Income Statement

Balance Sheet

Cash Flow

Prothena (PRTA) Cash Flow

Quarterly+Annual
YOY yoy
Hide blank lines yoy
(Q1)Mar 31, 2026
(FY)Dec 31, 2025
(Q4)Dec 31, 2025
(Q3)Sep 30, 2025
(Q2)Jun 30, 2025
(Q1)Mar 31, 2025
(FY)Dec 31, 2024
(Q4)Dec 31, 2024
(Q3)Sep 30, 2024
(Q2)Jun 30, 2024
Operating Cash Flow (Indirect Method)
Cash flow from continuing operating activities
154.11%28.88M
-9.02%-163.58M
51.20%-23.31M
10.23%-40.57M
-390.37%-46.34M
26.95%-53.36M
-12.06%-150.05M
6.40%-47.77M
-574.79%-45.19M
135.52%15.96M
Net income from continuing operations
154.36%32.72M
-99.57%-244.09M
62.75%-21.59M
38.07%-36.54M
-288.03%-125.77M
16.67%-60.2M
16.81%-122.31M
14.11%-57.96M
-369.32%-59M
222.51%66.89M
Operating gains losses
----
--104K
--101K
--1K
--0
--2K
----
----
----
----
Depreciation and amortization
-17.49%184K
0.22%895K
-1.36%218K
1.33%229K
-2.60%225K
3.72%223K
-3.77%893K
-19.93%221K
-1.31%226K
4.05%231K
Deferred tax
--0
562.65%43.24M
--0
--0
1,699.39%44.91M
39.90%-1.67M
40.43%-9.35M
43.75%-2.24M
61.78%-1.52M
37.72%-2.81M
Other non cash items
-750.73%-4.46M
4.27%2.81M
4.62%724K
7.21%714K
3.17%683K
2.08%686K
-64.03%2.69M
-69.42%692K
-68.04%666K
-58.07%662K
Change In working capital
-93.06%-6.48M
93.86%-4.17M
-1,095.95%-9.84M
-455.55%-12.17M
134.71%21.19M
70.30%-3.36M
-230.94%-67.94M
-85.43%988K
115.79%3.42M
-2,782.47%-61.05M
-Change in receivables
----
--0
--0
--0
--0
--0
200.00%5.16M
--0
--0
--0
-Change in prepaid assets
-253.97%-2.98M
318.59%10.63M
-18.13%1.45M
-14.62%5.3M
224.53%4.73M
48.57%-843K
200.08%2.54M
-58.69%1.77M
389.89%6.2M
-76.10%-3.8M
-Change in payables and accrued expense
-344.18%-2.22M
13.78%-15.78M
-413.86%-6.25M
-37.49%-1.63M
-89.48%-8.81M
106.30%910K
-180.06%-18.3M
-54.32%1.99M
-114.62%-1.19M
-153.74%-4.65M
-Change in other current liabilities
62.95%-239K
574.46%10.61M
-671.12%-5.02M
-2,053.29%-13.42M
5,073.03%29.69M
-76.71%-645K
64.84%-2.24M
57.97%-651K
61.50%-623K
62.78%-597K
-Change in other working capital
62.78%-1.03M
82.52%-9.63M
99.01%-21K
-148.97%-2.42M
---4.42M
---2.78M
-87.89%-55.11M
-571.84%-2.12M
96.09%-970K
----
Cash from discontinued investing activities
Operating cash flow
154.11%28.88M
-9.02%-163.58M
51.20%-23.31M
10.23%-40.57M
-390.37%-46.34M
26.95%-53.36M
-12.06%-150.05M
6.40%-47.77M
-574.79%-45.19M
135.52%15.96M
Investing cash flow
Cash flow from continuing investing activities
0
53.69%-138K
0
-11.11%-10K
39.86%-86K
59.22%-42K
89.25%-298K
97.16%-43K
97.96%-9K
81.45%-143K
Net PPE purchase and sale
--0
53.69%-138K
--0
-11.11%-10K
39.86%-86K
59.22%-42K
89.25%-298K
97.16%-43K
97.96%-9K
81.45%-143K
Cash from discontinued investing activities
Investing cash flow
--0
53.69%-138K
--0
-11.11%-10K
39.86%-86K
59.22%-42K
89.25%-298K
97.16%-43K
97.96%-9K
81.45%-143K
Financing cash flow
Cash flow from continuing financing activities
-14,370.83%-6.95M
-108.94%-139K
0
-105.11%-17K
-116.67%-74K
-105.74%-48K
-96.55%1.55M
-112.22%-59K
-87.72%333K
-97.62%444K
Net common stock issuance
-14,370.83%-6.95M
60.62%-139K
--0
81.91%-17K
49.66%-74K
11.11%-48K
-101.50%-353K
10.77%-58K
-28.77%-94K
-104.84%-147K
Proceeds from stock option exercised by employees
----
--0
--0
--0
--0
--0
-91.14%1.91M
-100.18%-1K
-84.66%427K
-96.21%591K
Cash from discontinued financing activities
Financing cash flow
-14,370.83%-6.95M
-108.94%-139K
--0
-105.11%-17K
-116.67%-74K
-105.74%-48K
-96.55%1.55M
-112.22%-59K
-87.72%333K
-97.62%444K
Net cash flow
Beginning cash position
-34.70%308.39M
-23.96%472.25M
-36.23%331.7M
-34.11%372.3M
-23.68%418.8M
-23.96%472.25M
-12.85%621.04M
-22.73%520.12M
-14.57%564.98M
-20.29%548.72M
Current changes in cash
141.03%21.93M
-10.12%-163.86M
51.31%-23.31M
9.52%-40.59M
-385.98%-46.5M
26.09%-53.45M
-62.48%-148.79M
8.05%-47.87M
-480.64%-44.86M
160.06%16.26M
End cash Position
-21.13%330.32M
-34.70%308.39M
-34.70%308.39M
-36.23%331.7M
-34.11%372.3M
-23.68%418.8M
-23.96%472.25M
-23.96%472.25M
-22.73%520.12M
-14.57%564.98M
Free cash flow
154.07%28.88M
-8.89%-163.72M
51.25%-23.31M
10.22%-40.58M
-393.54%-46.43M
27.00%-53.41M
-9.97%-150.35M
9.07%-47.82M
-598.02%-45.2M
134.61%15.82M
Currency Unit
USD
USD
USD
USD
USD
USD
USD
USD
USD
USD
Accounting Standards
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
US-GAAP
Audit Opinions
--
Unqualified Opinion
--
--
--
--
Unqualified Opinion
--
--
--
(Q1)Mar 31, 2026(FY)Dec 31, 2025(Q4)Dec 31, 2025(Q3)Sep 30, 2025(Q2)Jun 30, 2025(Q1)Mar 31, 2025(FY)Dec 31, 2024(Q4)Dec 31, 2024(Q3)Sep 30, 2024(Q2)Jun 30, 2024
Operating Cash Flow (Indirect Method)
Cash flow from continuing operating activities 154.11%28.88M-9.02%-163.58M51.20%-23.31M10.23%-40.57M-390.37%-46.34M26.95%-53.36M-12.06%-150.05M6.40%-47.77M-574.79%-45.19M135.52%15.96M
Net income from continuing operations 154.36%32.72M-99.57%-244.09M62.75%-21.59M38.07%-36.54M-288.03%-125.77M16.67%-60.2M16.81%-122.31M14.11%-57.96M-369.32%-59M222.51%66.89M
Operating gains losses ------104K--101K--1K--0--2K----------------
Depreciation and amortization -17.49%184K0.22%895K-1.36%218K1.33%229K-2.60%225K3.72%223K-3.77%893K-19.93%221K-1.31%226K4.05%231K
Deferred tax --0562.65%43.24M--0--01,699.39%44.91M39.90%-1.67M40.43%-9.35M43.75%-2.24M61.78%-1.52M37.72%-2.81M
Other non cash items -750.73%-4.46M4.27%2.81M4.62%724K7.21%714K3.17%683K2.08%686K-64.03%2.69M-69.42%692K-68.04%666K-58.07%662K
Change In working capital -93.06%-6.48M93.86%-4.17M-1,095.95%-9.84M-455.55%-12.17M134.71%21.19M70.30%-3.36M-230.94%-67.94M-85.43%988K115.79%3.42M-2,782.47%-61.05M
-Change in receivables ------0--0--0--0--0200.00%5.16M--0--0--0
-Change in prepaid assets -253.97%-2.98M318.59%10.63M-18.13%1.45M-14.62%5.3M224.53%4.73M48.57%-843K200.08%2.54M-58.69%1.77M389.89%6.2M-76.10%-3.8M
-Change in payables and accrued expense -344.18%-2.22M13.78%-15.78M-413.86%-6.25M-37.49%-1.63M-89.48%-8.81M106.30%910K-180.06%-18.3M-54.32%1.99M-114.62%-1.19M-153.74%-4.65M
-Change in other current liabilities 62.95%-239K574.46%10.61M-671.12%-5.02M-2,053.29%-13.42M5,073.03%29.69M-76.71%-645K64.84%-2.24M57.97%-651K61.50%-623K62.78%-597K
-Change in other working capital 62.78%-1.03M82.52%-9.63M99.01%-21K-148.97%-2.42M---4.42M---2.78M-87.89%-55.11M-571.84%-2.12M96.09%-970K----
Cash from discontinued investing activities
Operating cash flow 154.11%28.88M-9.02%-163.58M51.20%-23.31M10.23%-40.57M-390.37%-46.34M26.95%-53.36M-12.06%-150.05M6.40%-47.77M-574.79%-45.19M135.52%15.96M
Investing cash flow
Cash flow from continuing investing activities 053.69%-138K0-11.11%-10K39.86%-86K59.22%-42K89.25%-298K97.16%-43K97.96%-9K81.45%-143K
Net PPE purchase and sale --053.69%-138K--0-11.11%-10K39.86%-86K59.22%-42K89.25%-298K97.16%-43K97.96%-9K81.45%-143K
Cash from discontinued investing activities
Investing cash flow --053.69%-138K--0-11.11%-10K39.86%-86K59.22%-42K89.25%-298K97.16%-43K97.96%-9K81.45%-143K
Financing cash flow
Cash flow from continuing financing activities -14,370.83%-6.95M-108.94%-139K0-105.11%-17K-116.67%-74K-105.74%-48K-96.55%1.55M-112.22%-59K-87.72%333K-97.62%444K
Net common stock issuance -14,370.83%-6.95M60.62%-139K--081.91%-17K49.66%-74K11.11%-48K-101.50%-353K10.77%-58K-28.77%-94K-104.84%-147K
Proceeds from stock option exercised by employees ------0--0--0--0--0-91.14%1.91M-100.18%-1K-84.66%427K-96.21%591K
Cash from discontinued financing activities
Financing cash flow -14,370.83%-6.95M-108.94%-139K--0-105.11%-17K-116.67%-74K-105.74%-48K-96.55%1.55M-112.22%-59K-87.72%333K-97.62%444K
Net cash flow
Beginning cash position -34.70%308.39M-23.96%472.25M-36.23%331.7M-34.11%372.3M-23.68%418.8M-23.96%472.25M-12.85%621.04M-22.73%520.12M-14.57%564.98M-20.29%548.72M
Current changes in cash 141.03%21.93M-10.12%-163.86M51.31%-23.31M9.52%-40.59M-385.98%-46.5M26.09%-53.45M-62.48%-148.79M8.05%-47.87M-480.64%-44.86M160.06%16.26M
End cash Position -21.13%330.32M-34.70%308.39M-34.70%308.39M-36.23%331.7M-34.11%372.3M-23.68%418.8M-23.96%472.25M-23.96%472.25M-22.73%520.12M-14.57%564.98M
Free cash flow 154.07%28.88M-8.89%-163.72M51.25%-23.31M10.22%-40.58M-393.54%-46.43M27.00%-53.41M-9.97%-150.35M9.07%-47.82M-598.02%-45.2M134.61%15.82M
Currency Unit USDUSDUSDUSDUSDUSDUSDUSDUSDUSD
Accounting Standards US-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAPUS-GAAP
Audit Opinions --Unqualified Opinion--------Unqualified Opinion------
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