Group 1: Meme Stock Revival - Shares in Krispy Kreme surged by as much as 25%, GoPro jumped 49%, and Beyond Meat rose 11% in a revival of meme stocks [1][2] - The rally was driven by social media buzz and short squeezes, despite little change in the companies' business fundamentals [2][3] - The recent surge in meme stocks is reminiscent of the GameStop chaos from four years ago [3] Group 2: Trading Activity - Krispy Kreme experienced record call volume with over 100,000 contracts traded, about 71 times the average daily volume over the past four years [5] - GoPro saw its highest call volume since 2021 with over 56,000 contracts traded [6] - Other stocks with high short interest, such as Campbell's Co., Aehr Test Systems, Polaris, and Wendy's, also attracted buyers this week [10] Group 3: Market Context - The meme stock rally coincided with broader market optimism, as the S&P 500 reached another all-time high and Bitcoin doubled in less than a year [5] - The revival of meme stocks began last week with significant movements in Opendoor Technologies, which surged over 300% [2][7]