Prothena Stock Price (NASDAQ:PRTA)

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$53.45 $0.91 (1.67%) PRTA stock closing price Feb 24, 2017 (Closing)
24 FEB 2017
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PRTA vs S&P 500
Closing Price: Feb 24, 2017
$53.45 ( -1.67%)
S&P 500
2367.3 ( 0.15%)
52 Week Price Range
1 Year Return: 61.59%
Q4 Growth*
Profitable ?
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2016 Q4 Net Loss
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Prothena Snapshot Video

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PRTA Stock Details

Prev Close* : $54.36
Market Cap:
Day Low: $52.23
52 Week Low: $30.37
Open: $53.79
Volume: 165573
Day High: $54.96
52 Week High: $68.18

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Prothena News - From Partners

PRTA Stockcharts

View PRTA PE ratio, PS ratio stocks charts and compare with peers.
PRTA Chart
Note: Compare Prothena stock price history with the index and industry peers.

Prothena Valuation

PS ratio (
price to sales ratio

Prothena Financial Ratios

Receivables Turnover

PRTA Industry Peers

Company Price Change (%)
Kythera Biopharma (KYTH)74.980 (0%)
Spark Therapeutics (ONCE)59.940.54 (0.89%)
Roche Holdings (RHHBY)30.60.06 (0.2%)
Neuroderm (NDRM)23.450.1 (0.43%)
Voyager Therapeutics (VYGR)12.290.17 (1.36%)
Cynapsus Therapeutics (CYNA)40.480 (0%)
Intec Pharma (NTEC)4.80.05 (1.05%)

Top Stock Gainers

show top losers
CompanyPriceChange (%)
Incyte (INCY)131.219.26 (7.59%)
Sarepta Therapeutics (SRPT)32.021.87 (6.2%)
Stemline Therapeutics (STML)6.850.4 (6.2%)
Bluebird Bio (BLUE)823.7 (4.73%)
Puma Biotech (PBYI)36.21.5 (4.32%)
Sangamo BioSciences (SGMO)40.15 (3.9%)
Epizyme (EPZM)12.150.45 (3.85%)
Top gainers from Medical-Biomed-Genetics industry
* As of Feb 25, 2017
CompanyPriceChange (%)
Achillion Pharma (ACHN)3.860.38 (8.96%)
Chromadex (CDXC)2.740.13 (4.53%)
Idera Pharma (IDRA)1.670.06 (3.47%)
Inovio Pharma (INO)6.680.22 (3.19%)
VIVUS (VVUS)1.140.03 (2.56%)
Ligand Pharma (LGND)100.382.46 (2.39%)
Compugen (CGEN)4.30.1 (2.27%)
Top losers from Medical-Biomed-Genetics industry
* As of Feb 25, 2017

Prothena Financial Statements

income statement20152014201320122011
Net Sales Or Revenues1.6M50.85M0.67M2.65M0.5M
Net Income-80.61M-7.15M-40.99M-41.41M-29.67M
Total Operating Expense81.53M57.5M41.1M44.05M29.74M
view Prothena Corporation PLC income statement
balance sheet20152014201320122011
Total Assets385.23M304.11M182.41M129.28M3.61M
Total Liabilities24.56M14.22M9.14M2.79M10.05M
Shareholders Equity360.66M289.88M173.27M126.48M-6.43M
view Prothena Corporation PLC balance sheet
cash flow statement20152014201320122011
Net Increase (Decrease) In Assets Liabilities11.47M1.37M5.67M-7.22M6.61M
Net Cash From (Used By) Operating Activities-62.45M-0.68M-32.09M-42.07M-19.69M
Increase (Decrease) In Prop Plant And Equipment-1.38M-0.49M-0.53M-1.3M-0.51M
view Prothena Corporation PLC cashflow statement

Prothena Corporation PLC Stock News - Partner Headlines

Prothena Stock Message Board

Prothena stock price ended the last trading day at 53.45. The total market value as denoted by 1.87B for Prothena, is the market value of the company's outstanding shares. Investors can use valuation multiples like the P/E ratio, price to sales ratio etc. for performing Prothena stock analysis.

The stock price movement of a company indicates what investors are willing to pay. For Ex: if investors feel that Prothena is worth a lot, it will most likely be reflected in an inflated Prothena stock quote, and vice versa. However, it must be noted that a company's value must not be equated to its share price. The volume number in Prothena stock quote data shows the number of shares traded. For Ex: 165573 Prothena shares were traded as of last trading day, as seen from Prothena stock chart. A dividend is a cash payment from a company's earnings and is distributed among shareholders. Prothena does not pay dividends. Prothena stock price history, gives the entire historical data for PRTA stock.