Cerebras Surges to 326.50, Up 10% on S&P Fast-Track Confirmation

Cerebras shares climbed sharply to 326.50 by midday Tuesday, gaining about 10% after S&P Dow Jones Indices confirmed fast-track eligibility for the May 14 IPO. The move follows an initial 6% rally on Monday and nearly 2% post-market gains triggered by early reports of index inclusion. The stock-specific advance bucked broader weakness in AI-chip names, with peers such as AMD and MSFT posting intraday declines. While the development highlights immediate buying from index-tracking funds, its impact on the broader US SP 500 remains limited given Cerebras’s microcap status.