Lambda is a leading AI cloud infrastructure provider offering GPU-powered cloud services, on-demand clusters, private cloud, and hardware for AI training and inference. Founded in 2012 by brothers Stephen and Michael Balaban, Lambda has grown from an AI photo editing app to a major player in AI infrastructure, serving over 200,000 AI developers and teams. The company operates gigawatt-scale AI data centers and is a seven-time NVIDIA Partner of the Year and NVIDIA Exemplar Cloud partner. Lambda provides access to cutting-edge GPUs including NVIDIA B200, H100, A100, and GH200, with a focus on making AI compute accessible and scalable.
Data / Infra📍 San Jose, CaliforniaFounded 2012
Current Valuation
$9.4B
as of 2025-Q4
UNICORN
QL Price
$11B
+21% vs last round
QuantLogix's current estimate for Lambda, published 2026-09-01 — above the last disclosed round of $9.4B (2025-Q4).
Confidence
medium
Basis
blended
What backs this price
Last disclosed round
$9.4B
2025-Q4
weight 0.63
Secondary market print
$12B
2026-06-27
weight 0.96
Public-company comparables
$17B
2025-Q4
weight 0.14
How this price has held up
No round has priced for Lambda since QuantLogix began publishing a price for it, so there is nothing to grade yet. The claim above is on the record from 2026-09-01 and will be graded against the next priced round. See the full accuracy record →
Which publicly-traded funds already hold it, what $10,000 buys, and whether any route is open to you.
Cite this price as QuantLogix QL Price, Lambda, 2026-09-01 (33b2e969ae575036).
The id pins this exact claim, so a citation stays checkable after the price moves.
Model estimate for research — not a quote, target price, or investment advice.
IPO Outlookprivate
Is Lambda going public in 2026?
No. Lambda is private and has not filed to go public; 2026 is the earliest year discussed. There is no S-1 on file.
What is Lambda's valuation in 2026?
Lambda is valued at $9.4B as of 2025-Q4, set by its Series E-3 ($410.28M, Nov 2025). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Lambda filed an S-1?
No public S-1 is on file for Lambda.
Who are Lambda's investors?
Lambda's investors include TWG Global, US Innovative Technology Fund (USIT), Andra Capital, SGW, NVIDIA, Andrej Karpathy and 20 more.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
CEO
Stephen Balaban
Founded
2012
HQ
San Jose, California
Employees
400-500
Total Raised
$2.4B
Est. Revenue
$760M (2025-Q4)
Growth
Hypergrowth - 80% YoY revenue growth, one of the fastest-growing GPU cloud providers
Last Round
Series E-3 — $410.28M (Nov 2025)
IPO Status
Private
Fundraising Status
Series E-3 · $410.28M · 10 mo ago
PrivateTotal raised $2.4B
Secondary Market
Implied price / share
$40.68
Last round price / share
$32.27
vs last round
+26.1%
Open interest
56
Last round price vs secondary price
Secondary price return by period
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series E-3
$410.28M
Nov 2025
—
—
Talent Signal
Hiring trend
● First snapshot
trend accrues with monthly sweeps
Open roles
70
via ashby
Product-build share
67%
engineering, research, product, design
Trajectory
steady
heavy product build — 67% of open roles are product-building functions (engineering/research/product) — 38 of 70 open roles are engineering.
Actively hiring with no tracked executive churn.
Open roles by month
Open roles by function
■ product-building ■ go-to-market / G&A
Senior Platform Engineer - Core InfrastructureSenior HPC Platform Hardware EngineerSenior Software Engineer - Fleet EngineeringSenior Network EngineerHardware Quality EngineerData Center Operations Systems Engineer (Quebec City, Canada)
Counted from Lambda's live job board as of 2026-08-17; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Founders & Key People
Stephen BalabanMichael Balaban
Investors
TWG Global · US Innovative Technology Fund (USIT) · Andra Capital · SGW · NVIDIA · Andrej Karpathy · ARK Invest · In-Q-Tel (IQT) · 1517 Fund · Alumni Ventures · B Capital · Fincadia Advisors · G Squared · KHK & Partners · Gradient Ventures · Mubadala Capital · Pegatron · Supermicro · Wistron · Wiwynn · Crescent Cove · JP Morgan · SK Telecom · T. Rowe Price · Thomas Tull · Mark Walter
Products
Lambda 1-Click Clusters
Lambda Echelon
Lambda Stack
On-Demand Cloud
Reserved Cloud
Competitors
CoreWeave · Together AI · Crusoe · Run:ai
AI InfrastructureGPU CloudMachine LearningDeep LearningCloud ComputingNVIDIA PartnerSuperintelligenceAI TrainingAI InferenceData CenterEnterprise AI
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.