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Equity
Prothena Corporation plc(PRTA)
USD --+0.00%
Reward36Moderate
Risk46Moderate
📊75%Data
Revenue down 99% YoY
PRTA
+0.0 · +0.00%
USD · NASDAQ
Prothena Corporation plc | Healthcare
Value Trap
Market Cap:466.71M
ℹ️
Reward Rating
36
Moderate
Bottom 5% (model universe)
75% data coverage
ℹ️
Risk Rating
46
Moderate
Risk Assessment
ℹ️

Educational tool only – Scores are based on historical data and financial metrics for informational purposes. This is not financial advice or a recommendation to buy or sell any security. Always conduct your own research or consult a qualified financial adviser.

ℹ️ Educational tool only · More
Limited data coverage
We don't have enough public data on PRTA to score it reliably yet — Reward, Risk, Forecasts and Dividends tabs aren't available for this stock. The price chart and basic profile are still shown.
OTC / ADR stock — scores and fundamentals use data tagged in USD by our provider. The issuer may report in a different home currency (e.g. JPY), so treat figures as directional rather than precise.
Not available for limited-coverage stocks
The overview tab requires fundamentals and price history we don't have for this stock. The price chart is the most reliable view we have — try the Chart tab.

Market Performance

Stock returned +10.0% over the past year, broadly in line with market conditions.

Analyst Target

Analyst consensus price target: $20.50.

What is Prothena Corporation plc?

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States.

PRTA · Verdict

Limited reward · moderate risk

PRTA stands out on valuation and balance sheet, but watch the cash flow signal.

Based on 88% data coverage

PRTA · Verdict

What’s working & what to watch

Strengths 3

  • Valuation88/100

    P/E 11.1× · PEG 0.80

  • Balance sheet86/100

    Current ratio 7.72

  • Volatility75/100

    Above average

Watchouts 3

  • Cash flow6/100

    -1691% free-cash-flow margin

  • Profitability8/100

    -2521% net margin · -64% ROE

  • Growth21/100

    Rev -43.6% CAGR · earnings +27.8%

Model-based scoring. For information only — not financial advice.

What is Prothena Corporation plc?

Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. Its product pipeline include Prasinezumab, an investigational humanized monoclonal antibody which is in phase 2b clinical trial, as well as phase 1 and 2 clinical trials for the treatment of parkinson's disease and other synucleinopathies. The company is listed on the NASDAQ in USA, operating in the Healthcare sector, with a market capitalisation of 466.71M.

Financial Highlights

Investment Breakdown

📈 Growth
Revenue growth is subdued, limiting near-term earnings expansion.
💰 Profitability
Thin or inconsistent margins weigh on earnings quality.
⚠️ Risk
Risk profile appears balanced versus broad market conditions.
💸 Valuation
Valuation is less clear with a negative earnings base.

OpenBook Logo Analysis

Reward: Moderate (36)

The scoring profile indicates weak reward characteristics across most factors, including valuation and momentum. Risk indicators are moderate, consistent with typical market exposure.

For informational purposes only. Not financial advice.

Company Information
SectorHealthcare
Market Cap466.71M
P/E RatioN/A
Dividend YieldN/A
52 Week High16.0481
52 Week Low4.32
Last AnnualDecember
IPO Date12/21/2012
IncorporatedUSA
Shares Outstanding54M
No. of Employees163
IndustryBiotechnology
ExchangeNASDAQ
Beta-0.248
CurrencyUSD
Websitewww.prothena.com
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