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Prothena Corporation plc (PRTA)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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35.23-0.20 (-0.56%)
At close: 04:00PM EST
35.23 0.00 (0.00%)
After hours: 04:31PM EST
Currency in USD

Valuation measures4

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Trading information

Stock price history

Beta (5Y monthly) 1.22
52-week change 3N/A
S&P500 52-week change 3N/A
52-week high 379.75
52-week low 310.72
50-day moving average 347.10
200-day moving average 349.68

Share statistics

Avg vol (3-month) 3417.84k
Avg vol (10-day) 3579.12k
Shares outstanding 546.59M
Implied shares outstanding 6N/A
Float 825.13M
% held by insiders 10.05%
% held by institutions 189.55%
Shares short (14 Dec 2021) 42.17M
Short ratio (14 Dec 2021) 45.13
Short % of float (14 Dec 2021) 45.96%
Short % of shares outstanding (14 Dec 2021) 44.66%
Shares short (prior month 14 Nov 2021) 41.7M

Dividends & splits

Forward annual dividend rate 4N/A
Forward annual dividend yield 4N/A
Trailing annual dividend rate 3N/A
Trailing annual dividend yield 3N/A
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 30 Dec 2020
Most-recent quarter (mrq)29 Sept 2021


Profit margin 34.76%
Operating margin (ttm)37.42%

Management effectiveness

Return on assets (ttm)9.45%
Return on equity (ttm)19.84%

Income statement

Revenue (ttm)199.76M
Revenue per share (ttm)4.70
Quarterly revenue growth (yoy)88,545.90%
Gross profit (ttm)-74.03M
Net income avi to common (ttm)69.44M
Diluted EPS (ttm)1.53
Quarterly earnings growth (yoy)N/A

Balance sheet

Total cash (mrq)600.1M
Total cash per share (mrq)12.88
Total debt (mrq)13.75M
Total debt/equity (mrq)2.80
Current ratio (mrq)20.81
Book value per share (mrq)10.54

Cash flow statement

Operating cash flow (ttm)95.97M
Levered free cash flow (ttm)81.85M