Prothena Corporation plc

NasdaqGS:PRTA Stock Report

Market Cap: US$828.7m

Prothena Balance Sheet Health

Financial Health criteria checks 6/6

Prothena has a total shareholder equity of $534.4M and total debt of $0.0, which brings its debt-to-equity ratio to 0%. Its total assets and total liabilities are $595.3M and $60.9M respectively.

Key information

0%

Debt to equity ratio

US$0

Debt

Interest coverage ration/a
CashUS$519.26m
EquityUS$534.36m
Total liabilitiesUS$60.89m
Total assetsUS$595.25m

Recent financial health updates

Recent updates

Prothena Surges After Parkinson's Drug Misses Primary Endpoint

Dec 22

Prothena (NASDAQ:PRTA) Is In A Good Position To Deliver On Growth Plans

Nov 06
Prothena (NASDAQ:PRTA) Is In A Good Position To Deliver On Growth Plans

Prothena: Delays And Data Uncertainty Undermine Case For Investing (Downgrade)

Oct 18

Prothena Corporation plc (NASDAQ:PRTA) Looks Inexpensive After Falling 25% But Perhaps Not Attractive Enough

Oct 02
Prothena Corporation plc (NASDAQ:PRTA) Looks Inexpensive After Falling 25% But Perhaps Not Attractive Enough

Unpleasant Surprises Could Be In Store For Prothena Corporation plc's (NASDAQ:PRTA) Shares

Jul 26
Unpleasant Surprises Could Be In Store For Prothena Corporation plc's (NASDAQ:PRTA) Shares

Companies Like Prothena (NASDAQ:PRTA) Are In A Position To Invest In Growth

Jun 19
Companies Like Prothena (NASDAQ:PRTA) Are In A Position To Invest In Growth

Prothena: Potential For Future Price Drop On Failure Risk Of Late-Stage Trials

Jun 07

New Forecasts: Here's What Analysts Think The Future Holds For Prothena Corporation plc (NASDAQ:PRTA)

May 14
New Forecasts: Here's What Analysts Think The Future Holds For Prothena Corporation plc (NASDAQ:PRTA)

Prothena: Alzheimer's Data Update In 2024 Could Move The Needle

Feb 23

Investors Don't See Light At End Of Prothena Corporation plc's (NASDAQ:PRTA) Tunnel And Push Stock Down 33%

Feb 08
Investors Don't See Light At End Of Prothena Corporation plc's (NASDAQ:PRTA) Tunnel And Push Stock Down 33%

Are Investors Undervaluing Prothena Corporation plc (NASDAQ:PRTA) By 32%?

Dec 20
Are Investors Undervaluing Prothena Corporation plc (NASDAQ:PRTA) By 32%?

Prothena (NASDAQ:PRTA) Is In A Strong Position To Grow Its Business

Nov 24
Prothena (NASDAQ:PRTA) Is In A Strong Position To Grow Its Business

Prothena Corporation plc's (NASDAQ:PRTA) 29% Share Price Plunge Could Signal Some Risk

Oct 27
Prothena Corporation plc's (NASDAQ:PRTA) 29% Share Price Plunge Could Signal Some Risk

Companies Like Prothena (NASDAQ:PRTA) Are In A Position To Invest In Growth

Aug 25
Companies Like Prothena (NASDAQ:PRTA) Are In A Position To Invest In Growth

What You Need To Know About The Prothena Corporation plc (NASDAQ:PRTA) Analyst Downgrade Today

May 10
What You Need To Know About The Prothena Corporation plc (NASDAQ:PRTA) Analyst Downgrade Today

We Think Prothena (NASDAQ:PRTA) Can Easily Afford To Drive Business Growth

Apr 23
We Think Prothena (NASDAQ:PRTA) Can Easily Afford To Drive Business Growth

Time To Worry? Analysts Just Downgraded Their Prothena Corporation plc (NASDAQ:PRTA) Outlook

Mar 01
Time To Worry? Analysts Just Downgraded Their Prothena Corporation plc (NASDAQ:PRTA) Outlook

We're Not Very Worried About Prothena's (NASDAQ:PRTA) Cash Burn Rate

Dec 28
We're Not Very Worried About Prothena's (NASDAQ:PRTA) Cash Burn Rate

Prothena: Paying A Premium To Cover All The Alzheimer's Bases

Sep 29

Prothena GAAP EPS of -$0.88 misses by $0.31

Aug 08

Financial Position Analysis

Short Term Liabilities: PRTA's short term assets ($535.0M) exceed its short term liabilities ($46.4M).

Long Term Liabilities: PRTA's short term assets ($535.0M) exceed its long term liabilities ($14.5M).


Debt to Equity History and Analysis

Debt Level: PRTA is debt free.

Reducing Debt: PRTA has not had any debt for past 5 years.


Balance Sheet


Cash Runway Analysis

For companies that have on average been loss-making in the past, we assess whether they have at least 1 year of cash runway.

Stable Cash Runway: PRTA has sufficient cash runway for more than 3 years based on its current free cash flow.

Forecast Cash Runway: PRTA has sufficient cash runway for 2.6 years if free cash flow continues to reduce at historical rates of 17.2% each year.


Discover healthy companies

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2024/12/26 01:11
End of Day Share Price 2024/12/24 00:00
Earnings2024/09/30
Annual Earnings2023/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more here.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on .

Analyst Sources

Prothena Corporation plc is covered by 25 analysts. 9 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Geoffrey MeachamBarclays
Tazeen AhmadBofA Global Research
null nullBTIG