PRTA: Prothena Corporation plc Stock

SIC 2834 – Pharmaceutical Preparations

Valuation
Market Cap ($M) 583.48
Enterprise Value ($M) 112.10
Book Value ($M) 486.93
Book Value / Share 9.05
Price / Book 1.20
NCAV ($M) 425.23
NCAV / Share 7.90
Price / NCAV 1.37

Profitability (mra)
Return on Invested Capital (ROIC) -0.25
Return on Assets (ROA) -0.20
Return on Equity (ROE) -0.24

Liquidity (mrq)
Quick Ratio 10.01
Current Ratio 10.01

Balance Sheet (mrq) ($M)
Current Assets 485.41
Assets 547.11
Liabilities 60.18
Debt n/a
Equity n/a

Income Statement (mra) ($M)
Revenue 135.16
Operating Income -154.56
Net Income -122.31
Earnings Per Share Basic And Diluted n/a
Earnings Per Share Diluted n/a
Earnings Per Share Basic n/a

Cash Flow Statement (mra) ($M)
Cash From Operations -150.05
Cash from Investing -0.30
Cash from Financing 1.55

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File Date Form Activist 13D/G Investors Ownership
(%)
Change
(%)
02-21 13G/A Scully William P 10.30 37.71
02-14 13G/A Fennell Todd W. 8.60 46.59
02-10 13G/A Wellington Management Group Llp 9.50 22.78
01-03 13D/A EcoR1 Capital, LLC 21.50 0.00
11-14 13G/A Price T Rowe Associates Inc /md/ 7.10 -9.91
10-18 13G/A State Street Corp 3.10 -39.28

Top 13F Investors Shares
(1000)
Change
(%)
Value
($1000)
Change
(%)

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Date Insider Trades Code Shares Value

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File Date Form SEC Filings
2025-02-27 10-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K
2024-11-12 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q
2024-08-08 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q
2024-05-08 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

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Short Volume
Market Date Short Volume Total Volume Short Volume Ratio
2025-04-08 174,820 654,495 26.71
2025-04-07 276,126 1,051,327 26.26
2025-04-04 90,079 347,728 25.91
2025-04-03 95,320 390,666 24.40

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Similar Companies
PMVP – PMV Pharmaceuticals, Inc. PRAX – Praxis Precision Medicines, Inc.
PRLD – Prelude Therapeutics Incorporated PTCT – PTC Therapeutics, Inc.
PYXS – Pyxis Oncology, Inc.


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