Prothena Corporation plc

$ 9.88

Last Updated 22.10.2025

Issuer Rating

2/7

Performance

Modest

Risk

High

Recommendation

Sell

Market Cap

$ 531.84M

Buy
Review
Evaluation
Target price
Dynamics
Performance
Growth
Dividends
Risks

$ 9.88

Key Takeaways

Risk factor

Very high price volatility

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Data is available to registered users only

Profitability factor

Very weak growth

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Data is available to registered users only
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Risks

  • Default risk
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  • Volatility
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  • Selling difficulty
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  • Stress test
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  • Country risks
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  • Other risks
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About

Prothena Corporation plc, a late-stage clinical company, focuses on discovery and development of novel therapies for life-threatening diseases in the United States. The company is involved in developing Birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, which is in Phase...

Company Valuation

Slightly overvalued
3/7

From both historical and forecast perspectives, the stock is slightly overpriced compared to similar stocks.

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Target Price

Neutral
4/7

The average target price of PRTA is 13 and suggests 34% upside potential. Usually, this means a BUY recommendation among investment firms, or a recommendation to increase

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Risks

  • Default risk
    Data is available to registered users only
  • Volatility
    Data is available to registered users only
  • Selling difficulty
    Data is available to registered users only
  • Stress test
    Data is available to registered users only
  • Country risks
    Data is available to registered users only
  • Other risks
    Data is available to registered users only
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X-channel

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