Lambda Current · Verified less than 14 days ago · Last verified: Oct 15, 2026

Lambda: $16.5B valuation, IPO Readiness 80, Series E. Filed S-1 with the SEC on July 2026 — IPO actively in progress. Track live on The IPO Stack.

Series ECloud Computings-1-filed
80
/100
IPO Readiness Score
Grade B — High IPO Readiness
TechStackIPO proprietary score based on funding scale, valuation, stage progression & momentum.
Track Lambda →

Lambda is the AI cloud infrastructure company providing on-demand NVIDIA GPU clusters for AI training and inference — the infrastructure backbone for thousands of AI companies. Valued at $5.9B with $800M raised, Lambda operates data centers across the US and competes with CoreWeave, AWS, and Google Cloud for the $100B+ AI compute market. Major infrastructure IPO candidate as AI training demand drives exponential GPU cloud growth.

Valuation
$16.5B
Total Funding
$3.8B
Stage
Series E
Sector
Cloud Computing
Headquarters
San Francisco, CA
CEO
Stephen Balaban
IPO Status
s-1-filed

Funding History

January 2020
Series A
$15M
April 2022
Series B
$44M
March 2024
Series C
$480M
November 2024
Series D
$800M
August 2026
Series E
$1.2B
October 2026
Series F
$400M
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Track Lambda IPO timeline, funding rounds, investor activity, and valuation on TechStackIPO — the pre-IPO intelligence platform.

Frequently Asked Questions

When is Lambda going public? +

Lambda filed its S-1 registration statement with the SEC on July 13, 2026. The IPO timeline depends on SEC review and market conditions. Track the latest signals on TechStackIPO.

What is Lambda's current valuation? +

Lambda is valued at $16.5B as of November 2024. This valuation is based on its most recent private funding round tracked by TechStackIPO.

How can I invest in Lambda before IPO? +

Accredited investors can access Lambda shares through secondary market platforms, pre-IPO investment funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace tracks available access options. Note: pre-IPO investments carry higher risk and limited liquidity compared to public market investing.

What is Lambda's IPO Readiness Score? +

Lambda scores 80/100 (Grade: B) on TechStackIPO's IPO Readiness Index. The score evaluates funding scale, valuation trajectory, funding momentum, stage progression, and company maturity. Scores above 70 indicate strong near-term IPO potential.

Has Lambda filed for an IPO? +

Yes — Lambda filed an S-1 registration statement with the SEC on July 13, 2026, indicating an active IPO process.

How much total funding has Lambda raised? +

Lambda has raised $3.8B in total venture capital and private equity funding, with backing from Bloomberg Beta, Gradient Ventures, Thomas Tull.

Who are Lambda's key investors? +

Lambda's notable investors include Bloomberg Beta, Gradient Ventures, Thomas Tull, Fidelity. Full investor details, funding round history, and lead investor breakdowns are available on TechStackIPO.

What sector is Lambda in? +

Lambda is a Cloud Computing company. Lambda is the AI cloud infrastructure company providing on-demand NVIDIA GPU clusters for AI training and inference — th.

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