Prothena Corp. Plc (PRTA)

33.20
NASDAQ : Health Technology
Prev Close 32.11
Day Low/High 31.45 / 34.43
52 Wk Low/High 27.19 / 70.00
Avg Volume 482.00K
Exchange NASDAQ
Shares Outstanding 38.45M
Market Cap 1.13B
EPS -4.10
P/E Ratio N/A
Div & Yield N.A. (N.A)

Latest News

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

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.

These Are the Best Growth Stocks Right Now in Biotech

These Are the Best Growth Stocks Right Now in Biotech

Top names.

3 Stocks You Probably Never Heard Of Could Catch Fire Soon

3 Stocks You Probably Never Heard Of Could Catch Fire Soon

Six charts showing signs of smart money footprints.

TheStreet Quant Rating: D (Sell)