CF Industries (CF) call put ratio 1.6 calls to 1 put

Go back to CF Industries (CF) call put ratio 1.6 calls to 1 put
CF Industries Holdings Inc (NYSE: CF) Delayed: 127.70 --0 (-0%)
Previous Close $127.70    52 Week High $50.83 
Open $127.70    52 Week Low $20.77 
Day High $127.70    P/E 5.16 
Day Low $127.70    EPS $24.74 
Volume 4,297