Fluidstack
PrivateLast Round
Early Funding
Sep 3, 2026
Est. Valuation
$18B
Total Funding Raised
$2.02B
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Fluidstack is an AI cloud platform that provides on-demand access to large-scale, fully managed GPU clusters for AI training and inference.
Sector
AI, Data & Cloud Infrastructure
Verticals
AI Training Infrastructure, Cloud Infrastructure
Business Model
B2B
Customer Profile
Usage-Based SaaS, Services & Consulting
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Fluidstack Comparables
Compare Fluidstack with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| CoreWeave | 90% | |
| Nscale | 86% | |
| Lambda | 86% |
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Fluidstack Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Early Funding | Sep 3, 2026 | ||||
| VC Round | Apr 15, 2026 | ||||
| Series A | Jan 23, 2026 | ||||
| VC Round | Feb 1, 2025 | ||||
| VC Round | Oct 15, 2024 | ||||
SAFE | Jan 1, 2024 |
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Secondary Market Activity
Bids, offers, and trades by month
| Operation | Date | Price | Size | Share Class | Structure |
|---|---|---|---|---|---|
BID | |||||
OFFER | |||||
OFFER |
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Key People
Founding team and executive leadership
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Fluidstack Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Jane Street | Early Funding, VC Round |
| Situational Awareness LP | VC Round, Series A |
| Mercuri | Seed |
| Cacti Ventures | VC Round |
| Episode 1 Ventures | Seed |
| Seedcamp | Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 3, 2026
$1.5B raised, led by Jane Street.
- Aug 29, 2026
Grew 110% QoQ, from 209 to 439 employees.
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Recent news
Latest coverage and updates
- invests_into_assetsOct 15, 2026
Fluidstack launches construction of the $4B first phase of a 1,100-acre data center campus in United States in Sep '26.
- receives_financingOct 14, 2026
Fluidstack, a provider of artificial intelligence computing infrastructure, raises a $1.5B Series B in Sep '26.
- invests_into_assetsSep 22, 2026
Fluidstack starts construction on a $4B first phase of an AI data center campus in Texas, with plans to support up to 1.5 GW and reach completion by mid-2028.
- receives_financingSep 18, 2026
In Sep '26, Fluidstack receives $1.5B Series C financing in a private equity round led by Jane Street Capital in New York, bringing its total funding to just over $2.6B.
- expands_facilitiesSep 18, 2026
On Sep 10th '26, Fluidstack plans to expand its physical facilities by constructing a closed-loop technology data center near Valley International Airport in Texas.
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Fluidstack Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Fluidstack's valuation, stock price, and market status.
Is Fluidstack a public or private company?
Fluidstack is a private company.
What is the current stock price of Fluidstack?
Fluidstack is a private company, so its shares have no public market price. Caplight tracks Fluidstack's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Fluidstack worth (valuation)?
Fluidstack's valuation is estimated at $18.0B based on funding round data.
Can I buy Fluidstack stock?
Fluidstack shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Fluidstack's last funding round?
Fluidstack's most recent funding round was Early Funding on September 3, 2026.
Who are the main investors in Fluidstack?
Key investors in Fluidstack include Jane Street, Situational Awareness LP, Cacti Ventures.
Will Fluidstack IPO soon?
No public IPO plans have been announced for Fluidstack.
How can I track Fluidstack secondary market activity?
Caplight tracks bids, offers, and trades in Fluidstack's shares on secondary markets.