GameStop's share slump on Friday shaved $235 million off the portfolio of meme stock retail trader Keith Gill, known as "Roaring Kitty."
Roaring Kitty took a $72.35 million hit on his stock holding for the day, as $GameStop (GME.US)$ shares tumbled. His call options, meanwhile, shrank by $163.5 million as the value of the contracts slumped along with the share price, according to the screen shot of his portfolio uploaded du...