ATARA Biotherapeutics (ATRA) call put ratio 7.3 calls to 1 put with focus on June 20 calls

Go back to ATARA Biotherapeutics (ATRA) call put ratio 7.3 calls to 1 put with focus on June 20 calls
(NASDAQ: ATRA) Delayed: 9.76 --0 (-0%)
Previous Close $9.76    52 Week High $40.80 
Open $9.76    52 Week Low $12.45 
Day High $9.76    P/E N/A 
Day Low $9.76    EPS $0.00 
Volume 2,223