Stocks with increasing call volume on February 9

Go back to Stocks with increasing call volume on February 9
YELP, Inc. (NYSE: YELP) Delayed: 19.70 -1 (4.83%)
Previous Close $20.70    52 Week High $43.36 
Open $20.36    52 Week Low $14.53 
Day High $20.50    P/E N/A 
Day Low $19.62    EPS $-0.15 
Volume 245,988