Prothena Corp. Plc (PRTA)

14.62
NASDAQ : Health Technology
Prev Close 14.86
Day Low/High 14.48 / 15.15
52 Wk Low/High 10.43 / 70.00
Avg Volume 990.00K
Exchange NASDAQ
Shares Outstanding 39.82M
Market Cap 591.75M
EPS -4.10
P/E Ratio N/A
Div & Yield N.A. (N.A)

Latest News

PRTA SHAREHOLDER ALERT: The Law Offices Of Vincent Wong Notifies Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

PRTA SHAREHOLDER ALERT: The Law Offices Of Vincent Wong Notifies Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

The Law Offices of Vincent Wong notifies investors of an investigation concerning whether Prothena Corporation ("Prothena" or the "Company") (NASDAQGS: PRTA) violated federal securities laws.

INVESTOR ALERT: Levi & Korsinsky, LLP Reminds Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

INVESTOR ALERT: Levi & Korsinsky, LLP Reminds Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

Levi & Korsinsky announces it has commenced an investigation of Prothena Corporation ("Prothena" or "the Company") (NASDAQGS:PRTA) concerning possible violations of federal securities laws.

SHAREHOLDER ALERT: Levi & Korsinsky, LLP Notifies Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

SHAREHOLDER ALERT: Levi & Korsinsky, LLP Notifies Investors Of An Investigation Involving Possible Securities Fraud Violations By The Board Of Directors Of Prothena Corporation

Levi & Korsinsky announces it has commenced an investigation of Prothena Corporation ("Prothena" or "the Company") (NASDAQGS: PRTA) concerning possible violations of federal securities laws.

PROTHENA CORPORATION INVESTOR ALERT: Girard Gibbs Investigates Potential Securities Law Violations

PROTHENA CORPORATION INVESTOR ALERT: Girard Gibbs Investigates Potential Securities Law Violations

Girard Gibbs LLP is investigating claims on behalf of investors of Prothena Corporation (NASDAQ: PRTA) involving possible securities law violations.

RSI Alert: Prothena (PRTA) Now Oversold

Legendary investor Warren Buffett advises to be fearful when others are greedy, and be greedy when others are fearful. One way we can try to measure the level of fear in a given stock is through a technical analysis indicator called the Relative Strength Index, or RSI, which measures momentum on a scale of zero to 100.

Short Interest Declines 13% For PRTA

Short Interest Declines 13% For PRTA

The most recent short interest data has been released for the 01/31/2018 settlement date, which shows a 706,672 share decrease in total short interest for Prothena Corp plc , to 4,748,273, a decrease of 12.95% since 01/12/2018. Total short interest is just one way to look at short data; another metric that we here at Dividend Channel find particularly useful is the "days to cover" metric because it considers both the total shares short and the average daily volume of shares traded.

Cytokinetics Shares Plunge on Study Results for ALS Drug -- Biotech Movers

Cytokinetics Shares Plunge on Study Results for ALS Drug -- Biotech Movers

The South San Francisco, Calif.-based firm said its Phase 3 study of tirasemtiv in patients with amyotrophic lateral sclerosis did not achieve primary or secondary endpoints.

Notable Wednesday Option Activity: PRTA, AST, RCII

Notable Wednesday Option Activity: PRTA, AST, RCII

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Prothena Corp plc , where a total of 1,475 contracts have traded so far, representing approximately 147,500 underlying shares. That amounts to about 57.7% of PRTA's average daily trading volume over the past month of 255,770 shares.

Short Interest Moves 24.5% Lower For PRTA

Short Interest Moves 24.5% Lower For PRTA

The most recent short interest data has been released for the 09/29/2017 settlement date, which shows a 1,676,053 share decrease in total short interest for Prothena Corp plc , to 5,173,769, a decrease of 24.47% since 09/15/2017. Total short interest is just one way to look at short data; another metric that we here at Dividend Channel find particularly useful is the "days to cover" metric because it considers both the total shares short and the average daily volume of shares traded.

Zogenix Soars After Epilepsy Drug Meets Primary Endpoint -Biotech Movers

Zogenix Soars After Epilepsy Drug Meets Primary Endpoint -Biotech Movers

The Emeryville, Calif.-based firm said its first Phase 3 study of ZX008 in Dravet syndrome achieved its primary endpoint. Dravet syndrome is a form of epilepsy.

TheStreet Quant Rating: D (Sell)