someone liked what they heard. JMHO
Nice summary of difference here: http://seekingalpha.com/article/1317871-good-greif-investigating-2-share-classes-of-1-company?source=yahoo
Looks like Class B is the class buy versus A, 50% more dividend
check the insider transactions
Is he being forced out?
JMHO. That would cause a jump in stock price....
Although small quantities, an insider is buying.