Artificial intelligence (AI) lending stock Upstart Holdings Inc (NASDAQ:UPST) was last seen down 11.9% at $45.27, brushing off upbeat first-quarter results as well as a strong full-year forecast, after the company's second-quarter outlook spooked investors. No fewer than four analysts slashed their price targets after the event, including Morgan Stanley all the way to$50 from $70. Options traders are blasting Upstart stock in response. So far today, 62,000 calls and 47,000 puts have been exchanged , which ...