Cerebras Systems Inc. (CBRS)

Cerebras shares are down 8.55% in the current regular session on October 30, 2026, after Culper Research disclosed a short position and questioned the durability of Cerebras’ wafer-scale chips. The report offsets positive developments, including Oracle’s planned 2027 cloud deployment and strong reported growth, while investors await management’s response and the November 12 earnings report.