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Cerebras Soars in IPO: A $5.5 Billion Tech Triumph!

Cerebras Systems raised $5.5 billion in its IPO, opening at a price more than double the initial offering, making it a huge success for tech investors.

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•Updated May 15, 2026
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Cerebras Soars in IPO: A $5.5 Billion Tech Triumph!

Imagine waking up to a tech IPO that not only smashed expectations but also set new benchmarks—welcome to Cerebras Systems' groundbreaking debut. On Thursday, this innovative chipmaker raised an impressive $5.5 billion in its Initial Public Offering (IPO), pricing shares at $185 on Wednesday evening. This was well above the initial range of $115 to $125, which later increased to a still generous $150 to $160.

But that's just the beginning. The offering size was bumped up to 30 million shares, and retail investors went wild, driving the stock price up to an astonishing $385 on its opening day. That's over double the initial price, marking a whopping 108% increase! By midday trading, the stock had settled around $330 before closing at $311. Despite the slight dip, after-hours trading saw prices rising once again.

At an IPO price of $185 per share, Cerebras entered its first day of trading with a fully diluted valuation of $56.4 billion. Co-founder and CEO Andrew Feldman’s stake at this price was worth nearly $1.9 billion, while co-founder and CTO Sean Lie's share was valued at about $1 billion. If the stock holds steady above $300, both founders will be richer than ever.

A year ago, the journey to a public listing seemed out of reach for Cerebras. The company, known for its giant chip designed specifically for AI applications, had initially filed plans to go public in 2024. However, concerns over an investment from Abu Dhabi-based Group 42 held up proceedings with the Committee on Foreign Investment in the United States (CFIUS). Additionally, investors were hesitant due to Group 42 accounting for nearly all of Cerebras' revenue.

But by April, when Cerebras reported a significant doubling of its revenue to $510 million in 2025 (up 76% year-over-year) from just a few customers, and a massive swing to profitability with a net income of $237.8 million compared to losing nearly half a billion the previous year, the market took notice. This surge in confidence paved the way for Cerebras' successful IPO.

Today, Cerebras stands as a major player in supplying chips for inference, the ongoing compute processing required for models to answer prompts. Its customers include high-profile names like OpenAI (in a complex deal), G42, Saudi's Mohamed bin Zayed University of Artificial Intelligence, and Amazon Web Services.

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