Cramer warns against ‘meme stock mania,’ says to sell GameStop and AMC CNBCGameStop stock gains nearly 60% as meme-stock market returns with a vengeance Yahoo FinanceDegens pumped GameStop memecoins because they’re ‘bored’ — Traders CointelegraphGameStop stock soars 60% as ‘Roaring Kitty’ meme stock rally continues QuartzGameStop, AMC Meme Stock Mania, and ‘Roaring Kitty’ Are Back and Hitting Short Sellers Hard – WSJ The Wall Street Journal