ProtonH2
PrivateMomentum
Top 5%
of companies Caplight tracks
Company Overview
ProtonH2 is a clean technology company that develops proprietary in-situ hydrogen generation technology to produce low-cost, low-carbon intensity hydrogen from end-of-life oil and gas reservoirs.
Sector
Energy & Sustainability
Verticals
Alternative Fuels, Renewable Energy, Carbon Capture
Business Model
B2B
Customer Profile
Services & Consulting, Data as a Service
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
ProtonH2 Comparables
Compare ProtonH2 with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Vema Hydrogen | 87% | |
| Eclipse Energy | 83% | |
| Anning Corporation | 80% |
ProtonH2 Funding Rounds
Historical fundraising activity
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 37% MoM.
- Jul 26, 2026
Monthly visitors grew 62% MoM.
ProtonH2 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.
Request accessFrequently Asked Questions
Common questions about ProtonH2's valuation, stock price, and market status.
Is ProtonH2 a public or private company?
ProtonH2 is a private company.
What is the current stock price of ProtonH2?
ProtonH2 is a private company with no public stock price. Caplight tracks ProtonH2's secondary market activity and provides MarketPrice estimates to Caplight users.
How much is ProtonH2 worth (valuation)?
Valuation information for ProtonH2 is not publicly available.
Can I buy ProtonH2 stock?
ProtonH2 shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was ProtonH2's last funding round?
Funding round information for ProtonH2 is not publicly available.
Who are the main investors in ProtonH2?
Investor information for ProtonH2 is not publicly disclosed.
Will ProtonH2 IPO soon?
No public IPO plans have been announced for ProtonH2.
How can I track ProtonH2 secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor ProtonH2's secondary market activity and sign up for updates.