Deleting multiple stocks at once

["IVA GmbH" <funnybiz@xxxx>]

Dear AB users,
 
is there an easy eay to letīs say 100 stocks at the 
SAME time.
 
I treid to highlight all of them at once but was 
only able to do it one by one.
 
This is a little time consuming...
 
Thanks for your help!
 
Markus