NewsCerebras stock falls after blockbuster IPO debut — here’s what’s happening Posted on May 15, 2026 by budd87309@gmail.com Cerebras Systems’ shares were lower in early trading Friday, after its blockbuster stock market debut on Thursday. budd87309@gmail.com Magnum Ice Cream stock soars 18% after report of potential private equity takeover Bill Ackman built Microsoft stake in first quarter during selloff, betting on AI and cloud growth