Odaily Planet Daily News According to Citron Research, one of GameStop's most famous short sellers, the GameStop (GME) stock held by Keith Gill, nicknamed "Roaring Kitty", is more like market manipulation than traditional investment. In response, Keith Gill disclosed his stock holdings in GME. Data showed that his holdings in GME were worth more than $300 million. If the stock price continues to rise, he may become the first billionaire in GameStop history by the end of this week. Relevant screenshots show that Keith Gill bought 5 million shares of GME for $115.7 million and invested $65.7 million in call options, betting that the price of GME would be at least $20 per share on June 21. (cointelegraph)