Prothena Corporation plc (PRTA) — Stock Score Summary

Prothena Corporation plc (PRTA) has a MoatMap StockRank of 47/100 based on Quality (42/100), Value (40/100), and Momentum (51/100) factor scores. The current signal is HOLD. Prothena is a clinical-stage biotechnology company. It lacks commercialized products, steady cash flows, and high ROIC, failing our Terry Smith and Warren Buffett quality compounder lenses. We do not invest in speculative biotech binary outcomes.

Prothena Corporation plc is a clinical-stage neuroscience company specializing in the discovery and development of novel antibodies and immunotherapies for neurodegenerative diseases. Its robust pipeline targets critical protein misfolding conditions such as amyloidosis, Parkinson's, and Alzheimer's disease. The company leverages deep scientific expertise in protein dysregulation to create targeted treatments addressing significant unmet medical needs.

Key Financial Metrics

Price$8.92
Market Cap$522M
P/E (Forward)-7.06
Price/Book1.57
Return on Equity-40.3%
Return on Invested Capital-64.5%
Debt/Equity2.45
Gross Margin-66.8%
Operating Margin50.5%
Revenue Growth1706.4%
Free Cash Flow$-32M

Prothena Corporation plc operates in the Biotechnology industry, part of the Healthcare sector (Ireland).

Frequently Asked Questions

What is Prothena Corporation plc’s (PRTA) StockRank?
MoatMap’s StockRank for Prothena Corporation plc (PRTA) is 47/100, with a Hold signal. It is a composite of Quality (42), Value (40), and Momentum (51) factor ranks across MoatMap’s 19,000+ stock universe.
Does Prothena Corporation plc have an economic moat?
Prothena Corporation plc (PRTA) has a Quality factor score of 42/100. The Quality factor combines ROIC, Piotroski F-Score, and leverage — the financial fingerprints of a durable competitive advantage. A Quality score above 70 typically indicates a company with the characteristics of a moated business.
Is Prothena Corporation plc a buy, hold, or sell?
MoatMap’s current signal for Prothena Corporation plc (PRTA) is Hold, based on a StockRank of 47/100. Signals are derived mechanically from the StockRank composite and should be one input among many — combine with your own thesis on management, competitive position, and valuation.
What sector is Prothena Corporation plc in?
Prothena Corporation plc (PRTA) operates in the Healthcare sector, specifically the Biotechnology industry (Ireland).
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