US Stocks | Raspberry Pi shares soar 40% as CEO buys stock, AI chatter builds

Shares in Raspberry Pi rose ​as much as ​42% on Tuesday in a record two-day ​rally after CEO Eben Upton bought stock in the beaten-down UK computer hardware firm, halting a months-long slide, as chatter grew that its ‌products ⁠could benefit ⁠from low-cost artificial-intelligence projects.