SandGrain
PrivateLast Round
Series A
Dec 9, 2025
Total Funding Raised
$19.32M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
SandGrain operates in Cybersecurity and is based in Eindhoven. Its latest recorded funding round was a Series A round in December 2025.
SandGrain is a deep-tech company that develops a post-quantum security platform designed to secure industrial IoT networks through hardware-anchored authentication.
Sector
Cybersecurity
Verticals
IoT Security, Digital Identity, IoT Hardware, Defense Tech, Compliance & Risk
Business Model
B2B
Customer Profile
Hardware Sales, Subscription SaaS
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
SandGrain Comparables
Compare SandGrain with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Crypto Quantique | 83% | |
| Veridify Security | 70% | |
| Xiphera Ltd | 67% |
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SandGrain Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Dec 9, 2025 | ||||
| Seed | Mar 8, 2024 | ||||
| Seed | Apr 11, 2023 |
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Key People
Founding team and executive leadership
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SandGrain Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Brabantse Ontwikkelings Maatschappij | Series A |
| Invest-NL | Series A |
| Innovation Industries | Series A |
| DeepTechXL | Seed, Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 8, 2026
Grew 17% QoQ from 18 to 21 employees.
- Dec 23, 2025
Grew 43% QoQ, from 14 to 20 employees.
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Recent news
Latest coverage and updates
- hiresNov 2, 2026
Sandgrain Securities LLC appoints Jan Jager as Chief Executive Officer effective Nov 1st '26 in the Netherlands to accelerate CyberRock adoption through customer collaboration, strategic partnerships and international growth.
- is_developingSep 8, 2026
Sandgrain Securities LLC and Axelera AI are developing a joint reference implementation that combines hardware-anchored device authentication with high-performance AI processing to protect AI models in a live multi-vision Edge AI environment.
- partners_withSep 8, 2026
Sandgrain Securities LLC and Axelera AI join forces to combine high-performance edge AI technology with hardware-anchored trust and explore joint opportunities, technical integration, and go-to-market activities around trusted Edge AI.
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SandGrain 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 SandGrain's valuation, stock price, and market status.
Is SandGrain a public or private company?
SandGrain is a private company.
What is the current stock price of SandGrain?
SandGrain is a private company, so its shares have no public market price. Caplight tracks SandGrain's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is SandGrain worth (valuation)?
Valuation information for SandGrain is not publicly available.
Can I buy SandGrain stock?
SandGrain shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was SandGrain's last funding round?
SandGrain's most recent funding round was Series A on December 9, 2025.
Who are the main investors in SandGrain?
Key investors in SandGrain include Innovation Industries.
Will SandGrain IPO soon?
No public IPO plans have been announced for SandGrain.
How can I track SandGrain secondary market activity?
Caplight tracks bids, offers, and trades in SandGrain's shares on secondary markets.