Upstart stock rose 3.6% as EMJ Capital’s Eric Jackson revealed a long position, targeting a $1,200 price by 2028. Though Jackson denies it’s a meme stock, retail chatter surged 96% amid 22.3% short interest. With earnings due August 5, traders are watching for a squeeze if AI-driven lending growth beats forecasts. UPST is up 33% in 2025.