What drove ARK Invest’s portfolio shifts? Why did Musk invest $12M in Wisconsin politics? What spurred UniCredit's BPM acquisition approval? What triggered Oracle Health's data breach? What are the latest AI moves from top tech firms? What does CoreWeave's IPO signal for AI investing? How are Trump's tariffs impacting automakers? Why did an auto executive reverse his tariff stance? What do Buffett’s shareholder insights reveal?