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Prothena Corporation plc (PRTA)

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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21.48+1.82 (+9.26%)
At close: 04:00PM EDT
21.48 0.00 (0.00%)
After hours: 04:56PM EDT
Currency in USD

Valuation Measures4

Market Cap (intraday) 1.15B
Enterprise Value 618.85M
Trailing P/E N/A
Forward P/E N/A
PEG Ratio (5 yr expected) N/A
Price/Sales (ttm)12.86
Price/Book (mrq)2.29
Enterprise Value/Revenue 6.93
Enterprise Value/EBITDA -15.72

Trading Information

Stock Price History

Beta (5Y Monthly) 0.24
52-Week Change 3-68.23%
S&P500 52-Week Change 326.24%
52 Week High 373.14
52 Week Low 318.69
50-Day Moving Average 321.37
200-Day Moving Average 332.15

Share Statistics

Avg Vol (3 month) 3553.43k
Avg Vol (10 day) 3763.23k
Shares Outstanding 553.77M
Implied Shares Outstanding 653.77M
Float 838.34M
% Held by Insiders 112.42%
% Held by Institutions 1100.83%
Shares Short (May 15, 2024) 46.51M
Short Ratio (May 15, 2024) 412.32
Short % of Float (May 15, 2024) 419.10%
Short % of Shares Outstanding (May 15, 2024) 412.12%
Shares Short (prior month Apr 15, 2024) 46.63M

Dividends & Splits

Forward Annual Dividend Rate 4N/A
Forward Annual Dividend Yield 4N/A
Trailing Annual Dividend Rate 30.00
Trailing Annual Dividend Yield 30.00%
5 Year Average Dividend Yield 4N/A
Payout Ratio 40.00%
Dividend Date 3N/A
Ex-Dividend Date 4N/A
Last Split Factor 2N/A
Last Split Date 3N/A

Financial Highlights

Fiscal Year

Fiscal Year Ends Dec 31, 2023
Most Recent Quarter (mrq)Mar 31, 2024


Profit Margin -193.17%
Operating Margin (ttm)-163,056.01%

Management Effectiveness

Return on Assets (ttm)-19.81%
Return on Equity (ttm)-31.07%

Income Statement

Revenue (ttm)89.25M
Revenue Per Share (ttm)1.67
Quarterly Revenue Growth (yoy)-97.70%
Gross Profit (ttm)N/A
EBITDA -215.3M
Net Income Avi to Common (ttm)-172.4M
Diluted EPS (ttm)-3.21
Quarterly Earnings Growth (yoy)N/A

Balance Sheet

Total Cash (mrq)546.51M
Total Cash Per Share (mrq)10.16
Total Debt (mrq)12.5M
Total Debt/Equity (mrq)2.49%
Current Ratio (mrq)13.08
Book Value Per Share (mrq)9.35

Cash Flow Statement

Operating Cash Flow (ttm)-159.5M
Levered Free Cash Flow (ttm)-100.87M