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Company Analysis

Prothena Corporation plc PRTA

A comprehensive view of key metrics, scores, and financial health for Prothena Corporation plc

Overview of Prothena Corporation plc

PRTA NMS
Healthcare Biotechnology Small Cap
Prothena Corporation plc (PRTA), is a Small Cap company, in the Biotechnology industry, last closed at $9.21, about 0.0% overvalued vs fair value, -33.0% 1Y return, ranked 575/1110 in sector.
$9.21
-1.07%
As of March 13, 2026
Previous close • Vol 90d: 47.4%
52-Week Range
Market Cap
$516.30M
Enterprise Value
$214.26M
Overall Score
Scores locked

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Top Beats

Quick Facts

Website https://www.prothena.com
HQ Dublin
Fiscal year Dec 31

Next Events

Earnings May 7 Estimated

Fair Value Snapshot

Bear Base Bull
$-5
$-5
$-5
Current: $9.21

Engine Room Money Flow™

Small Cap

Biotech / Pre-Revenue - Where revenue goes and how value is created

Flow Steps
Cash on Hand
$307.5M
-34.8%%
Total Revenue
$9.7M
-92.8%%
Net Income
$-244.1M
-99.6%%
Operating Expense
$194.2M
-33%%
Money Flow Bridge
Flow Direction: Money moves from left to right
Components: Breakdown shows composition of each stage
Industry-Specific: Biotech / Pre-Revenue

Quality & Reliability Indicators

Cash Runway
24.6 months
Excellent

Strong cash position with 2+ years of runway

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Owner's Pocket - Capital Allocation

Total Returned to Shareholders

Combined dividends, buybacks, and debt reduction

$353.0K
0.1% of Cash on Hand

Where It Leaks

Cash Flow Health healthy
Strong cash conversion with minimal leakage across profit-to-cash-to-value chain.
0
Active Leaks
0/0
Improving
0
High Impact
0
Critical
Moat Analysis Corporate Default

Competitive Advantage Assessment

Evaluating Prothena Corporation plc's durable competitive advantages across 6 defense dimensions

Overall Moat Strength
54
/100
Moderate
Scores based on quantitative metrics and qualitative factors

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Pricing Power

Moderate
59
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For informational purposes only. Not investment advice.

Trade-Off Ledger

Where management spends the performance budget

Insufficient Data for Analysis

PRTA - Prothena Corporation plc

We have limited financial data for PRTA. The Growth and Profitability axes don't have enough metrics for reliable analysis.

Data Coverage by Axis

Growth
0% coverage Below threshold
Profitability
0% coverage N/A
Overall Coverage: 33.3% (Minimum 40% required)

What This Means

  • Currently at 33.3% data coverage (minimum 40% required)
  • Limited peer data available for industry benchmarking
  • Check back after quarterly or annual filings
  • Some metrics may not be applicable to this company's business model

What can you do?

  • View available sections like Moat Map or Engine Room for partial insights
  • Set up a watchlist alert to be notified when new data becomes available
  • Compare with peers in the same industry that have complete data

Two Futures

Scenario-based fair value ranges for Prothena Corporation plc.

Loading valuation model...
Unable to Compute Fair Value

This company cannot be valued using standard models.

What this means: The Scenario Theatre requires financial data (revenue, cash flow, shares outstanding) to calculate fair value estimates. This data may be unavailable for:

  • Recently listed companies (IPOs, SPACs)
  • Shell companies or holding companies
  • Companies that haven't filed recent financials
  • Foreign companies with limited data coverage
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Bear
-
- - -
- upside
-
Base
$-4.98
- - -
- upside
Snapshot base estimate
Bull
-
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- upside
-
Fair Value Range Current: $-
$- $- $-
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