Robinhood blocks purchase of Game Stop stock, Colorado lawmaker calling for investigation It was almost game over for Game Stop until a group of investors on the social media platform Reddit banned together to put the squeeze on Wall Street. and last updated 2021-01-29 00:47:07-05 AURORA, Colo. â It was almost game over for Game Stop, until a group of investors on the social media platform Reddit band together to put the squeeze on Wall Street. "I would really tell people not to buy GameStop or anything that is surged as much as it has for any reason," Allan Roth said.