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Cerebras Systems CBRS on Nasdaq
Semiconductors — Wafer-Scale AI Compute & Inference Cloud
Core revenue more than doubled, the cloud business nearly quadrupled and full-year guidance was raised — and the stock fell 26% in a week. The reason is in the accounting: reported revenue was $180 million, not the $210 million headline, and the company posted a $450 million GAAP loss on $387 million of stock compensation.
Published , 20 pages, 1 slide.
Rating
Hold
Fair value
$166
Last close
$142.17
Change on the previous close: +0.49% (+$0.69)
Upside to fair value
+17%
from the last close
Target reached. The market price has come down to the fair value set in the report of August 30, 2026. The rating stays the document’s: a target met is not a new recommendation.
The US market is closed: the price is the close of October 15, 2026. During the session the quote is delayed up to 15 minutes. The fair value is the report’s, dated August 30, 2026; it does not move with the market. Vort Research provides informational and educational content. It is not personalised financial advice nor a solicitation to invest.
The rating, the fair value and the reasoning on this page are public. The PDF and the slides download with Vort+; if you already have it, sign in.
Second quarter 2026, reported 12 August. Source: SEC EDGAR (opens in a new tab)
The architecture avoids the actual bottlenecks.
Wafer-scale sidesteps high-bandwidth memory, advanced packaging and leading-edge fabrication — the three constraints throttling GPU supply. In a market where compute demand exceeds supply, a manufacturer not queuing behind the same bottleneck has a structural advantage.
Two revenue figures, one very different from the other.
Core revenue of $210 million strips out the amortisation of warrants issued to OpenAI. GAAP revenue was $180.1 million. The company is paying its largest customer in equity and excluding the cost from its growth metric.
The price already pays for the tripling.
At $186.67 the enterprise value is roughly 40× 2026 core revenue. For the stock to work from here, 2027 revenue must triple as guided — and management has promised and not yet delivered.
Second quarter 2026, reported 12 August
Free summary
Cerebras reports core revenue of $210m and GAAP revenue of $180.1m. The $30m gap is mostly the amortisation of warrants over ~33.4 million shares issued to OpenAI. The company is paying its largest customer in equity and excluding the cost from its growth metric.
An adjusted operating loss of $34m is a respectable result for a company scaling infrastructure. A GAAP net loss of $450.5m is a different proposition. The bridge is almost entirely $386.6m of stock-based compensation, most triggered by the listing itself.
$25.4bn of remaining performance obligations against $885m of 2026 revenue — roughly 29×. The overwhelming majority belongs to OpenAI, whose compute commitment is reported above $20bn. Extreme customer concentration is the strongest evidence and the largest risk at the same time.
The company is paying its largest customer in equity and excluding the cost from its growth metric.
Cerebras builds the largest processor ever manufactured — the Wafer Scale Engine — and sells it as systems and, increasingly, as an inference cloud. It listed on Nasdaq on 14 May 2026 at $185 a share, raised $6.4 billion gross and is the largest technology listing of the year.
Wafer-scale architecture avoids the HBM, advanced packaging and leading-edge fab bottlenecks that constrain GPU supply. The commercial pitch is speed: fast tokens at a premium price.
This is a qualitative summary and not a recommendation.
Technology
Differentiated
The only wafer-scale processor at commercial scale; avoids the GPU supply bottleneck.
Accounts
Pre-profit
No earnings on any basis. $387m of stock comp turned an adjusted $34m loss into a $450m GAAP loss.
Valuation
Expensive
~40× 2026 core revenue. The price pays in full for a 2027 tripling not yet delivered.
Concentration
Extreme
One counterparty dominates the $25.4bn backlog; a November lock-up expiry adds supply risk.
| Company | Where it competes |
|---|---|
| Cerebras SystemsThis stock | Wafer-scale AI compute and inference cloud |
| Nvidia | The incumbent — AI training and inference, with the software ecosystem |
| AMD | Inference accelerators; also a Cerebras partner on Helios |
| Google TPU | Vertically integrated internal and cloud inference |
| Groq, SambaNova | Same fast-inference architectural argument, smaller scale |
Cerebras is not building a cheaper GPU; it is arguing that keeping an entire model on one piece of silicon removes the communication overhead that dominates inference latency.
The number and the reasoning
Vort fair value
$166
A probability-weighted valuation across scenarios running from $88 to $279, against a price of $186.67 — about −11%. The 12-month target is $170. This is the widest gap to consensus in the Vort coverage universe: 10 of 11 analysts rate it buy with a mean target of $291.64. We accumulate below $130.
Multiples
4 risks, in order
The stock is priced for a tripling that management has promised and not delivered. If revenue doubles instead, the Bear case at $88 applies.
OpenAI dominates the $25.4bn backlog. Any change in that relationship — funding, priorities, in-house alternatives — would be existential for the revenue line.
A standard 180-day restriction from a 14 May listing releases pre-IPO holders into a market where the shares already trade near the offer price.
Renting back systems from a customer costs ten to fifteen points of cloud margin. The arrangement is temporary but the guided 36–38% is well below software multiples.
The free summary ends here
Where we stand
HOLD
Fair value $166, 12-month target $170, low conviction. The technology is differentiated and the cloud transition is working — but $180 million of GAAP revenue, a $450 million loss, extreme customer concentration and a November lock-up do not support the price the market is asking. We accumulate below $130.
That was the extract. The full report contains the valuation, the scenarios and what would change our mind.
Download the PDF