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: 11.47 -0.01 (0.09%)
Previous Close $11.48    52 Week High $40.80 
Open $11.47    52 Week Low $12.45 
Day High $11.86    P/E N/A 
Day Low $11.35    EPS $0.00 
Volume 9,860