Megerkin
A person who buys stocks high, when it drops gets scared and sells low. Then gets angry at the company. Because they lost money they post negativity on the board of said company. They do not blame themselves, they blame the company.
Person A: "Who is that guy that is always bearish and talks about corn gas every hour of the day"
Person B: "Don't worry about him, he's a Megerkin, lost out big on $GEVO"
Person B: "Don't worry about him, he's a Megerkin, lost out big on $GEVO"