RadixArk
PrivateLast Round
Seed
May 5, 2026
Est. Valuation
$400M
Total Funding Raised
$170M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
RadixArk operates in AI, Data & Cloud Infrastructure and is based in Palo Alto, California. Its latest recorded funding round was a Seed round in May 2026.
RadixArk is an AI infrastructure company that provides large-scale inference and training systems for developers, enterprises, and research labs.
Sector
AI, Data & Cloud Infrastructure
Verticals
AI Training Infrastructure, ML Platforms, NLP & Conversational AI, Cloud Infrastructure
Business Model
B2B
Customer Profile
Usage-Based SaaS, Services & Consulting
AI Layer
Infrastructure
Historical Pricing
Historical view of private secondary pricing and transaction trends.
RadixArk Comparables
Compare RadixArk with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Inferact | 89% | |
| FriendliAI | 86% | |
| ZML | 78% |
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RadixArk Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | May 5, 2026 | ||||
| Seed | Jan 22, 2026 | ||||
| Angel | Aug 1, 2025 |
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Key People
Founding team and executive leadership
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RadixArk Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| NVentures | Seed |
| A&E Investments | Seed |
| Walden Catalyst | Seed |
| LDV Partners | Seed |
| NVentures | Seed |
| Spark Capital | Seed |
| HOF Capital | Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 18, 2026
Grew 43% QoQ, from 42 to 60 employees.
- Jul 15, 2026
Grew 96% QoQ, from 25 to 49 employees.
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RadixArk 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 RadixArk's valuation, stock price, and market status.
Is RadixArk a public or private company?
RadixArk is a private company.
What is the current stock price of RadixArk?
RadixArk is a private company, so its shares have no public market price. Caplight tracks RadixArk's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is RadixArk worth (valuation)?
RadixArk's valuation is estimated at $400.0M based on funding round data.
Can I buy RadixArk stock?
RadixArk shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was RadixArk's last funding round?
RadixArk's most recent funding round was Seed on May 5, 2026.
Who are the main investors in RadixArk?
Key investors in RadixArk include Spark Capital, Accel.
Will RadixArk IPO soon?
No public IPO plans have been announced for RadixArk.
How can I track RadixArk secondary market activity?
Caplight tracks bids, offers, and trades in RadixArk's shares on secondary markets.