CBRS

Executive Summary

Hyper-growth AI compute, hostage to one mega-customer cluster and shrinking margins

Cerebras (CBRS) was the largest U.S. tech IPO since Uber, raising $5.55B on May 14, 2026 and popping 68% to a $95B debut valuation — but shares have since collapsed to $181.59 (a ~53% drawdown from the $386 all-time high), cutting market cap to ~$51B. The growth story is genuine: FY2025 revenue rose 76% to $510M and Q1'26 nearly doubled to $193.4M, anchored by a $20B+ / 750MW OpenAI inference deal that drove RPO to $25.0B. The bear case is equally real: ~86% of revenue comes from two UAE-linked related parties (G42 24% + MBZUAI 62%), Q2 gross-margin guidance was slashed from ~47% to 36–38%, the company is still GAAP loss-making (−$14.0M in Q1'26), and the stock trades at a rich ~60x forward sales. Sell-side is unanimously bullish (10 Buy / 0 Hold / 0 Sell, $299 avg PT) but all coverage launched post-IPO and predates the margin scare — and a ~171M-share lockup (5x the IPO float) unlocks by mid-November 2026. We rate HOLD and accumulate into lockup-driven weakness.

FUNDAMENTAL METRICS

Hyper-growth top line, unproven profitability — FY2025 revenue +76% to $510M with a $25B RPO backlog — but ~86% of revenue is UAE-linked and gross margins are compressing.

FY2025 Revenue

$510.0M

+76% YoY

Q1'26 Revenue

$193.4M

+92–94% YoY

Q1'26 Gross Margin

46.5%

Q2 guide cut to 36–38%

Q1'26 Net Loss (GAAP)

−$14.0M

Narrowed from −$23.9M

Cash & Equivalents

$2.75B

Incl. $1B OpenAI working-capital loan

Customer Concentration

~86%

G42 24% · MBZUAI 62% (UAE-linked)

Backlog / RPO

$25.0B

Mostly multi-year OpenAI deal

Forward P/S

~60x

Trailing P/S ~130x

Quarterly Revenue — Trailing 4 Quarters

$103M

Q2 2025

$136M

Q3 2025

$171.4M

Q4 2025

$193.4M

Q1 2026

GROWTH & CATALYSTS

Wafer-scale demand is exploding — the question is margins and who's actually buying

76%

FY2025 Revenue Growth

$290M → $510M

$25.0B

Remaining Perf. Obligations

Mostly multi-year OpenAI

750MW

OpenAI Inference Capacity

$20B+ over several years

Dec 24, 2025

OpenAI Definitive Agreement

750MW of inference compute worth $20B+ over several years; reached production in 35 days, anchoring the $25B RPO.

May 14, 2026

Nasdaq IPO

Priced 30M shares at $185; opened at $350, closed +68% at $311. Raised $5.55B at a ~$95B valuation — biggest U.S. tech IPO since Uber.

Jun 23, 2026

First Post-IPO Earnings (Q1'26)

Revenue $193.4M (+92–94%), but Q2 gross-margin guide cut to 36–38%; shares fell ~20% on margin panic.

Jun 26, 2026

All-Time Low $160.81

Stock bottomed amid margin and UAE-concentration concerns, ~58% below the $386.34 debut-week high.

FY2027E

Forecast EPS Inflection

Consensus expects EPS to swing to +$0.92 (vs −$1.14 FY2026E) as scale lifts margins — the catalyst the bull case hinges on.

Earnings & Signals

Forward Estimates, Surprises & Insider Activity

Forward Earnings Estimates

FY+1 EPS Consensus-$1.14 (FY2026E loss per share, est.)

FY+2 EPS Consensus+$0.92 (FY2027E, +180.7% YoY)

PEG RatioN/A (negative/transitional FY2026 EPS makes PEG non-meaningful)

Forward P/E~197x on FY2027E EPS of $0.92 (FY2026 P/E n/m due to loss; ~60x forward sales)

EPS Revisions (90d)↑0 ↓4 (Negative — estimates trimmed post-Q1'26 as Q2 gross-margin guidance was cut to 36–38% from ~47% (est. directional))

Guidance AccuracyN/A — only one quarter (Q1'26) of public guidance history; Q1 revenue beat but Q2 margin guide disappointed

Earnings Surprise Track Record

Q1 2026 Est: ~−$0.20 (est.) Act: −$0.14 (est. from −$14.0M GAAP net loss) Revenue beat; loss narrower than feared

Beat Rate1 of 1 quarters (revenue beat, EPS better than est.) — single data point only

Insider Activity (90 Days)

Net Buying/Selling$0 (no open-market insider purchases)

Sell/Buy RatioN/A — no open-market buys or sells; only intra-entity restructuring transfers

Neutral-to-cautious. As a sub-90-day IPO, insiders are lockup-restricted; no open-market buying signals conviction, and the only Form 4 activity was pro-rata in-kind estate-planning restructuring, not directional trading.

Jun 26, 2026: director-affiliated Eclipse entities restructured ~2.15M shares via in-kind distributions (non-economic). The larger signal is the looming lockup overhang (~171M shares), not current insider conviction.

Peer Comparison

Relative Valuation vs. Competitors

Company	P/E	EV/Rev	Rev Growth	Gross Margin
Cerebras	N/A	~46x	+76%	38-41%
NVIDIA	~45x	~25x	+85%	~75%
AMD	~40x	~9x	~+25%	~50-55%
Groq	N/A	n/m	n/m	n/d

CBRS commands a steep EV/Revenue multiple (~46x core-revenue guidance) — roughly double NVIDIA's ~25x and many multiples of AMD's ~9x — despite materially thinner gross margins (38-41% guided vs. NVIDIA's ~75% and AMD's ~50-55%). The premium prices in hyper-growth (+76% FY25, ~+69% guided FY26) and a credible wafer-scale alternative to GPUs, but rests on heavy customer concentration (G42/MBZUAI ~86% of 2025 revenue) and a margin trajectory that spooked investors at the first print. Private peers Groq and SambaNova lack public multiples but underscore how richly CBRS is valued relative to the rest of the wafer/inference challenger set.

Valuation

Price Targets & Scenarios

Scenario	Price Target	Assumptions	Probability
AI Inference Land-Grab	$340	OpenAI 750MW / $20B+ deal converts on schedule, AWS & Meta partnerships add named Western logos, gross margin recovers toward 40%+ as scale builds, and the $25B RPO de-risks the multi-year top line. Re-rates to consensus high.	30%
Growth, Margin & Concentration Drag	$250	Triple-digit revenue growth persists but gross margin sits 36–38% per guidance, the customer base stays ~86% UAE-linked, and persistent GAAP losses keep the multiple volatile. Lands near current consensus mean.	45%
Concentration / Margin / Lockup Unwind	$120	OpenAI backlog slips or is renegotiated, UAE related-party revenue draws scrutiny, gross margin stays sub-38%, and the ~171M-share lockup (5x float) plus risk-off sentiment compress the ~60x forward-sales multiple hard. Retests below the $160.81 low.	25%

Probability-Weighted Target: $240 (~32% upside vs $181.59)

$240

Weighted

Bull $34030%

Base $25045%

Bear $12025%

Analyst Consensus

UBS

$320

Buy

Morgan Stanley

$273

Overweight

Citigroup

$300

Initiated Buy

Needham

$300

Initiated Buy

Unanimous Strong Buy — 10 of 10 analysts rate Buy/Overweight. Avg 12-mo PT $299.30 (range $273–$340), implying ~65% upside from $181.59, though all coverage launched post-IPO and predates the Q2 margin-guidance scare.

Technical

Key Levels & Options Intelligence

S/RSupport & Resistance

52-Week High (May 14 IPO peak)

$386.34

50-Day Moving Avg

$222.49

200-Day Moving Avg

$215.95

Near-Term Resistance

$184.03

Current Price (Jun 28, 2026)

$181.59

Support / Recent Floor

$168.52

52-Week / All-Time Low (Jun 26)

$160.81

OptOptions & Sentiment

Implied Volatility (30d): ~104% — extremely elevated; reflects post-earnings, lock-up and newly-public uncertainty
IV Rank / Percentile: IV Rank 33% · 39th percentile — high in absolute terms but mid-range vs. CBRS's own short history
Put/Call Ratio (Volume): 0.45 — call-heavy, leans bullish/speculative (below 0.7 = bullish)
Put/Call Ratio (Open Interest): 0.66 — still call-skewed but less so than daily volume
Short Interest: ~5.92M shares · ~2.7% of shares outstanding — modest given the volatility
Beta: ~5.1 — exceptionally high; trades as a high-torque proxy on AI-capex sentiment
Realized Volatility: ~14% daily swings common; ATR not yet meaningful given <2 months of price history
Drawdown from Peak: −53% from $386.34 IPO-week high to current $181.59 amid margin-guidance concerns

Risk & Ownership

Risk Assessment & Insider Signals

!Risk Factors

Customer Concentration — Abu Dhabi Entities: Abu Dhabi-linked customers (G42 24%, MBZUAI 62%) accounted for ~86% of 2025 revenue. G42 is also a ~$335M investor, creating a customer-investor conflict. The $20B+ OpenAI deal diversifies forward bookings but, per analysts, concentration rotated rather than disappeared — it now shifts toward OpenAI. Geopolitical/CFIUS sensitivity around UAE exposure delayed the listing.
NVIDIA Competition & CUDA Moat: NVIDIA data-center revenue (~$130.5B) dwarfs Cerebras' ~$510M (2025). CUDA remains an unmatched software ecosystem moat. Cerebras' wafer-scale edge is real for very large-model inference but erodes if NVIDIA closes the latency/cost gap generation-over-generation while CUDA lock-in holds.
Lockup Expiration & Share Overhang: Early-release structure: ~60M+ shares free up two trading days after Q3 (Sept 30, 2026) results; the main 180-day expiration (~mid-Nov 2026) unlocks ~171M shares, roughly 5x the 30M-share IPO float. Massive supply overhang against a thin float that drove the post-IPO spike.
Profitability & Cash Burn: FY2025 GAAP net income (~$238M) was driven by a ~$363M non-cash gain; non-GAAP net loss was ~−$75.7M. Q1 2026 GAAP net loss of $14M and free cash flow ~−$119.6M on heavy capex. Management guided core gross margin to narrow through 2026, triggering a post-earnings selloff. ~$2.75B cash provides runway but profitability is unproven.
Valuation / Multiple Compression: P/S ~130x trailing, far above semiconductor peers, with no GAAP profitability. Stock fell from a $386 high to ~$160 low on the margin-guidance miss. Any growth or margin disappointment compresses an extreme multiple quickly.
Supply / Manufacturing & Execution Scale-Up: Delivering the OpenAI 750MW / $20B+ commitment and AWS partnership requires massive wafer-scale manufacturing scale-up (TSMC dependency, packaging, data-center buildout). Execution slippage or supply constraints would jeopardize the bookings that justify the valuation.

OOwnership & Insider Signals

Top Institutional Holders (S-1 disclosure): Fidelity ~11.3%, Benchmark ~9.5%, Foundation Capital ~8.3%, Eclipse ~7.3% (pre-IPO basis), and Alpha Wave ~6.5% are the five largest pre-IPO shareholders.
Founder / CEO Stake: CEO Andrew Feldman holds ~10.3M shares (~5.5% of the company) and ~5% of total voting power post-IPO; stake valued ~$3.2B at IPO close.
Eclipse Ventures (Lior Susan): Lior Susan, via direct, estate-planning, and Eclipse vehicles, beneficially owns ~11.6M Class A shares (~5.2% of total common) as of June 2026; original ~$6.5M Series A (2016) stake worth ~$4.2B at IPO.
Lockup Structure: Phased/early-release lockup: shares release the earlier of two trading days after Q3 (ending Sept 30, 2026) results or 180 days post-prospectus (~mid-Nov 2026). ~60M+ shares free by Q2/Q3 release; ~171M shares (~5x IPO size) at main expiration.
G42 Customer-Investor Position: G42 made a ~$335M direct share purchase, creating a customer-investor dynamic flagged by regulators — aligns a top customer's economics with shareholding but concentrates governance/geopolitical risk.
Float & IPO Mechanics: IPO priced at $185 (30M shares, raising ~$5.55B); opened ~$350, closed ~$311 on a 68% first-day pop, briefly a ~$95B market cap. Thin float amplified volatility (ATH $386.34 on May 14; ATL $160.81 on June 26, 2026).