GameStop, AMC stocks surge as Roaring Kitty returns The Associated PressGameStop stock soars over 70% as ‘Roaring Kitty’ revival reignites meme-stock bonanza Yahoo FinancePepe hits all-time high, memecoins soar after famous GameStop stock trader ‘returns’ CointelegraphGameStop short sellers lost almost $1 billion in Monday’s monster rally CNBCGameStop Is Back!? Bloomberg