Cerebras' Mega IPO Sets 2026 Benchmark, but History Warns of Post-IPO Turbulence

Cerebras priced its IPO at $185, raised $5.55B and was valued at about $56B; on debut the stock opened around $350, peaked near $385, and closed near $311. The company’ s 2025 revenue rose about 76% to $510M with a net income of $238M largely due to a one-time gain, though operating losses persist. Revenue visibility from a multiyear OpenAI deal and an AWS arrangement helps, but the business remains highly concentrated and richly valued. History shows large IPOs often underperform in the first five years, so investors should tread cautiously despite the blockbuster debut.