Prothena plc Net Income

PRTA Stock  USD 9.06  0.08  0.88%   
As of the 30th of January, Prothena Plc holds the Risk Adjusted Performance of (0.01), variance of 8.99, and Coefficient Of Variation of (3,841). Compared to fundamental indicators, the technical analysis model allows you to check existing technical drivers of Prothena Plc, as well as the relationship between them.

Prothena Plc Total Revenue

163.2 Million

Prothena Plc's financial statements offer valuable quarterly and annual insights to potential investors, highlighting the company's current and historical financial position, overall management performance, and changes in financial standing over time. Key fundamentals influencing Prothena Plc's valuation are provided below:
Gross Profit
-158.7 M
Market Capitalization
487.7 M
Enterprise Value Revenue
14.4447
Revenue
11.8 M
Earnings Share
(5.20)
We have found one hundred twenty available trending fundamental ratios for Prothena plc, which can be analyzed and compared to other ratios and to its competitors. All investors should make sure to check out all of Prothena plc recent market performance against the performance between 2010 and 2026 to make sure the company can sustain itself down the road. This module does not cover all equities due to inconsistencies in global equity categorizations. Continue to Equity Screeners to view more equity screening tools.
Last ReportedProjected for Next Year
Net Loss-110.1 M-115.6 M
Net Loss-110.1 M-115.6 M
Net Loss-105.3 M-110.5 M
Net Loss(2.62)(2.75)
Net Income Per E B T 0.95  1.09 
The current year's Net Income Per E B T is expected to grow to 1.09, whereas Net Loss is forecasted to decline to (115.6 M).
  
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Analyzing Prothena Plc's Net Income over time reveals critical patterns in financial health and operational efficiency. This metric helps investors evaluate trends, identify inflection points, and make informed decisions based on historical performance. Understanding how Net Income has evolved provides context for assessing Prothena Plc's current valuation and future prospects.

Latest Prothena Plc's Net Income Growth Pattern

Below is the plot of the Net Income of Prothena plc over the last few years. Net income is one of the most important fundamental items in finance. It plays a large role in Prothena plc financial statement analysis. It represents the amount of money remaining after all of Prothena plc operating expenses, interest, taxes and preferred stock dividends have been deducted from a company total revenue. It is Prothena Plc's Net Loss historical data analysis aims to capture in quantitative terms the overall pattern of either growth or decline in Prothena Plc's overall financial position and show how it may be relating to other accounts over time.
ViewLast Reported (122.31 M)10 Years Trend
Slightly volatile
   Net Income   
       Timeline  

Prothena Net Income Regression Statistics

Arithmetic Mean(83,241,526)
Geometric Mean69,659,108
Coefficient Of Variation(76.65)
Mean Deviation52,106,966
Median(110,079,000)
Standard Deviation63,801,549
Sample Variance4070.6T
Range227.1M
R-Value(0.43)
Mean Square Error3532.2T
R-Squared0.19
Significance0.08
Slope(5,456,303)
Total Sum of Squares65130.2T

Prothena Net Income History

2026-115.6 M
2025-110.1 M
2024-122.3 M
2023-147 M
2022-116.9 M
202167 M
2020-111.1 M

Other Fundumenentals of Prothena plc

Prothena Plc Net Income component correlations

Prothena Net Income Driver Correlations

Understanding the fundamental principles of building solid financial models for Prothena Plc is extremely important. It helps to project a fair market value of Prothena Stock properly, considering its historical fundamentals such as Net Income. Since Prothena Plc's main accounts across its financial reports are all linked and dependent on each other, it is essential to analyze all possible correlations between related accounts. However, instead of reviewing all of Prothena Plc's historical financial statements, investors can examine the correlated drivers to determine its overall health. This can be effectively done using a conventional correlation matrix of Prothena Plc's interrelated accounts and indicators.
Is Biotechnology space expected to grow? Or is there an opportunity to expand the business' product line in the future? Factors like these will boost the valuation of Prothena Plc. Anticipated expansion of Prothena directly elevates investor willingness to pay premium valuations. The financial industry is built on trying to define current growth potential and future valuation accurately. Comprehensive Prothena Plc assessment requires weighing all these inputs, though not all factors influence outcomes equally.
Earnings Share
(5.20)
Revenue Per Share
0.219
Quarterly Revenue Growth
1.49
Return On Assets
(0.29)
Return On Equity
(0.68)
The market value of Prothena plc is measured differently than its book value, which is the value of Prothena that is recorded on the company's balance sheet. Investors also form their own opinion of Prothena Plc's value that differs from its market value or its book value, called intrinsic value, which is Prothena Plc's true underlying value. Investors use various methods to calculate intrinsic value and buy a stock when its market value falls below its intrinsic value. Because Prothena Plc's market value can be influenced by many factors that don't directly affect Prothena Plc's underlying business (such as a pandemic or basic market pessimism), market value can vary widely from intrinsic value.
It's important to distinguish between Prothena Plc's intrinsic value and market price, which are calculated using different methodologies. Investment decisions regarding Prothena Plc should consider multiple factors including financial performance, growth metrics, competitive position, and professional analysis. Meanwhile, Prothena Plc's quoted price indicates the marketplace figure where supply meets demand through bilateral consent.

Prothena Plc 'What if' Analysis

In the world of financial modeling, what-if analysis is part of sensitivity analysis performed to test how changes in assumptions impact individual outputs in a model. When applied to Prothena Plc's stock what-if analysis refers to the analyzing how the change in your past investing horizon will affect the profitability against the current market value of Prothena Plc.
0.00
11/01/2025
No Change 0.00  0.0 
In 3 months and 1 day
01/30/2026
0.00
If you would invest  0.00  in Prothena Plc on November 1, 2025 and sell it all today you would earn a total of 0.00 from holding Prothena plc or generate 0.0% return on investment in Prothena Plc over 90 days. Prothena Plc is related to or competes with Kalvista Pharmaceuticals, Bicycle Therapeutics, 4D Molecular, Verastem, Olema Pharmaceuticals, Ventyx Biosciences, and Neumora Therapeutics. Prothena Corporation plc, a late-stage clinical company, focuses on discovery and development of novel therapies for lif... More

Prothena Plc Upside/Downside Indicators

Understanding different market momentum indicators often help investors to time their next move. Potential upside and downside technical ratios enable traders to measure Prothena Plc's stock current market value against overall market sentiment and can be a good tool during both bulling and bearish trends. Here we outline some of the essential indicators to assess Prothena plc upside and downside potential and time the market with a certain degree of confidence.

Prothena Plc Market Risk Indicators

Today, many novice investors tend to focus exclusively on investment returns with little concern for Prothena Plc's investment risk. Other traders do consider volatility but use just one or two very conventional indicators such as Prothena Plc's standard deviation. In reality, there are many statistical measures that can use Prothena Plc historical prices to predict the future Prothena Plc's volatility.
Sophisticated investors, who have witnessed many market ups and downs, anticipate that the market will even out over time. This tendency of Prothena Plc's price to converge to an average value over time is called mean reversion. However, historically, high market prices usually discourage investors that believe in mean reversion to invest, while low prices are viewed as an opportunity to buy.
Hype
Prediction
LowEstimatedHigh
6.079.0512.03
Details
Intrinsic
Valuation
LowRealHigh
9.0212.0014.98
Details
Naive
Forecast
LowNextHigh
5.918.9011.88
Details
10 Analysts
Consensus
LowTargetHigh
18.5020.3322.57
Details

Prothena Plc January 30, 2026 Technical Indicators

Prothena plc Backtested Returns

Prothena plc maintains Sharpe Ratio (i.e., Efficiency) of -0.0685, which implies the firm had a -0.0685 % return per unit of risk over the last 3 months. Prothena plc exposes twenty-one different technical indicators, which can help you to evaluate volatility embedded in its price movement. Please check Prothena Plc's Coefficient Of Variation of (3,841), variance of 8.99, and Risk Adjusted Performance of (0.01) to confirm the risk estimate we provide. The company holds a Beta of 1.52, which implies a somewhat significant risk relative to the market. As the market goes up, the company is expected to outperform it. However, if the market returns are negative, Prothena Plc will likely underperform. At this point, Prothena plc has a negative expected return of -0.2%. Please make sure to check Prothena Plc's jensen alpha, skewness, as well as the relationship between the Skewness and day typical price , to decide if Prothena plc performance from the past will be repeated at some point in the near future.

Auto-correlation

    
  0.20  

Weak predictability

Prothena plc has weak predictability. Overlapping area represents the amount of predictability between Prothena Plc time series from 1st of November 2025 to 16th of December 2025 and 16th of December 2025 to 30th of January 2026. The more autocorrelation exist between current time interval and its lagged values, the more accurately you can make projection about the future pattern of Prothena plc price movement. The serial correlation of 0.2 indicates that over 20.0% of current Prothena Plc price fluctuation can be explain by its past prices.
Correlation Coefficient0.2
Spearman Rank Test0.2
Residual Average0.0
Price Variance0.11
Because income is reported on the Income Statement of a company and is measured in dollars some investors prefer to use Profit Margin, which measures income as a percentage of sales.
Competition

Prothena Accumulated Other Comprehensive Income

Accumulated Other Comprehensive Income

0.0

At present, Prothena Plc's Accumulated Other Comprehensive Income is projected to decrease significantly based on the last few years of reporting.
Based on the recorded statements, Prothena plc reported net income of (122.31 Million). This is 135.84% lower than that of the Biotechnology sector and 274.61% lower than that of the Health Care industry. The net income for all United States stocks is 121.42% higher than that of the company.

Prothena Net Income Peer Comparison

Stock peer comparison is one of the most widely used and accepted methods of equity analyses. It analyses Prothena Plc's direct or indirect competition against its Net Income to detect undervalued stocks with similar characteristics or determine the stocks which would be a good addition to a portfolio. Peer analysis of Prothena Plc could also be used in its relative valuation, which is a method of valuing Prothena Plc by comparing valuation metrics of similar companies.
Prothena Plc is currently under evaluation in net income category among its peers.

Prothena Plc ESG Sustainability

Some studies have found that companies with high sustainability scores are getting higher valuations than competitors with lower social-engagement activities. While most ESG disclosures are voluntary and do not directly affect the long term financial condition, Prothena Plc's sustainability indicators can be used to identify proper investment strategies using environmental, social, and governance scores that are crucial to Prothena Plc's managers, analysts, and investors.
Environmental
Governance
Social

Prothena Plc Institutional Holders

Institutional Holdings refers to the ownership stake in Prothena Plc that is held by large financial organizations, pension funds or endowments. Institutions may purchase large blocks of Prothena Plc's outstanding shares and can exert considerable influence upon its management. Institutional holders may also work to push the share price higher once they own the stock. Extensive social media coverage, TV shows, articles in high-profile magazines, and presentations at investor conferences help move the stock higher, increasing Prothena Plc's value.
Shares
Geode Capital Management, Llc2025-06-30
933.4 K
Jacobs Levy Equity Management, Inc.2025-06-30
693.2 K
Balyasny Asset Management Llc2025-06-30
575.8 K
Trexquant Investment Lp2025-06-30
552.8 K
Goldman Sachs Group Inc2025-06-30
528.3 K
Cubist Systematic Strategies, Llc2025-06-30
501.8 K
Rock Springs Capital Management Lp2025-06-30
492.6 K
Granahan Investment Management Inc..2025-06-30
461.1 K
Birchview Capital, Lp2025-06-30
451 K
Fmr Inc2025-06-30
7.9 M
Blackrock Inc2025-06-30
3.9 M

Prothena Fundamentals

About Prothena Plc Fundamental Analysis

The Macroaxis Fundamental Analysis modules help investors analyze Prothena plc's financials across various querterly and yearly statements, indicators and fundamental ratios. We help investors to determine the real value of Prothena Plc using virtually all public information available. We use both quantitative as well as qualitative analysis to arrive at the intrinsic value of Prothena plc based on its fundamental data. In general, a quantitative approach, as applied to this company, focuses on analyzing financial statements comparatively, whereas a qaualitative method uses data that is important to a company's growth but cannot be measured and presented in a numerical way.
Please read more on our fundamental analysis page.

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Analyzing currently trending equities could be an opportunity to develop a better portfolio based on different market momentums that they can trigger. Utilizing the top trending stocks is also useful when creating a market-neutral strategy or pair trading technique involving a short or a long position in a currently trending equity.
When determining whether Prothena plc offers a strong return on investment in its stock, a comprehensive analysis is essential. The process typically begins with a thorough review of Prothena Plc's financial statements, including income statements, balance sheets, and cash flow statements, to assess its financial health. Key financial ratios are used to gauge profitability, efficiency, and growth potential of Prothena Plc Stock. Outlined below are crucial reports that will aid in making a well-informed decision on Prothena Plc Stock:
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For information on how to trade Prothena Stock refer to our How to Trade Prothena Stock guide.
You can also try the ETFs module to find actively traded Exchange Traded Funds (ETF) from around the world.
Is Biotechnology space expected to grow? Or is there an opportunity to expand the business' product line in the future? Factors like these will boost the valuation of Prothena Plc. Anticipated expansion of Prothena directly elevates investor willingness to pay premium valuations. The financial industry is built on trying to define current growth potential and future valuation accurately. Comprehensive Prothena Plc assessment requires weighing all these inputs, though not all factors influence outcomes equally.
Earnings Share
(5.20)
Revenue Per Share
0.219
Quarterly Revenue Growth
1.49
Return On Assets
(0.29)
Return On Equity
(0.68)
The market value of Prothena plc is measured differently than its book value, which is the value of Prothena that is recorded on the company's balance sheet. Investors also form their own opinion of Prothena Plc's value that differs from its market value or its book value, called intrinsic value, which is Prothena Plc's true underlying value. Investors use various methods to calculate intrinsic value and buy a stock when its market value falls below its intrinsic value. Because Prothena Plc's market value can be influenced by many factors that don't directly affect Prothena Plc's underlying business (such as a pandemic or basic market pessimism), market value can vary widely from intrinsic value.
It's important to distinguish between Prothena Plc's intrinsic value and market price, which are calculated using different methodologies. Investment decisions regarding Prothena Plc should consider multiple factors including financial performance, growth metrics, competitive position, and professional analysis. Meanwhile, Prothena Plc's quoted price indicates the marketplace figure where supply meets demand through bilateral consent.