Cathie Wood sells $4M of surging AI stock after 38% rally

Cathie Wood’s ARK Innovation ETF dumped nearly 58,000 shares of Tempus AI on August 25, locking in roughly $4 million after the healthcare AI stock ripped more than 38% in a single week. The move is classic Wood: let a winner run, then shave the position before gravity sets in. Tempus AI closed at $68.48 on the day of the sale, capping a blistering rally that started on August 18. The catalyst was positive clinical trial data tied to a personalized mRNA cancer vaccine developed through a collaboration between Merck and Moderna. What ARK actually did ARKK offloaded precisely 57,819 shares of Tempus AI (NASDAQ: TEM), a company that builds AI-powered diagnostic tools and sells anonymized clinical data to pharmaceutical firms. Before the trim, Tempus sat as the fund’s second-largest holding, a position that ballooned in weight as the stock surged. The stock had posted a year-to-date gain of about 16% heading into the sale, meaning a good chunk of that performance came from the late-August spike alone. The bigger picture at ARK ARKK has hemorrhaged approximately $1.7 billion in net outflows over the past twelve months, a sign that the retail investor base that powered ARK’s pandemic-era...