Core Viewpoint - Shares of Six Flags Entertainment rose 18% following the announcement of activist investors, including Jana Partners and Travis Kelce, acquiring a 9% stake and seeking to implement changes in the company [2][8] Company Performance - Six Flags stock had previously plummeted 55%, marking it as one of the 20 largest publicly traded companies to lose over half its market value in 2025 [3] - Since the merger with Cedar Fair on July 2 of last year, shares of Six Flags have fallen 60% through Monday's close [7][8] Management Changes - The CEO, executive chairman, and lead independent director of Six Flags announced their resignations before the end of the year, indicating that significant changes are forthcoming [4] - Current management has faced criticism for various missteps, leading to a loss of investor confidence [6][8] Merger Insights - The merger between Six Flags and Cedar Fair was initially seen as promising due to Six Flags' strong brand and Cedar Fair's operational excellence [5] - However, the combination has been criticized for alienating enthusiasts through poor pricing strategies and operational decisions [7]