Well, we already knew that pump-and-dump stock spam scams worked
for the spammers, but we weren't aware of just how well they worked. Apparently a group of pump-and-dump spammers made out to the tune of $20 million
before they were caught. Of course, unlike in some
cases, these scammers involved the executives of the companies they were hyping up -- though, it's unclear to what extent those executives understood what the scammers were planning to do.