GameStop Corp (NYSE:GME) shares are trading higher in Thursday’s after-hours session after Keith Gill, also known as Roaring Kitty, posted a position update on Reddit showing he is now holding more than 9 million shares of GameStop. What To Know: GameStop shares closed Thursday up 14.3% after falling more than 16% on Wednesday. The increased volatility is largely due to Gill’s return to social media following a three-year absence. Gill is often credited with sparking the historic GameStop short squeeze in 2021. The biggest move in GameStop stock since Gill’s return came after the trader posted…
