Symbrosia
PrivateLast Round
Series A
Extension
Dec 16, 2025
Total Funding Raised
$21.36M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Symbrosia is an agtech and cleantech company that produces a natural seaweed-based feed additive, SeaGraze®, to significantly reduce methane emissions from livestock.
Sector
Energy & Sustainability
Verticals
Biotechnology, Sustainable Materials, Carbon Capture
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Symbrosia Comparables
Compare Symbrosia with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Blue Ocean Barns | 92% | |
| Volta Greentech | 91% | |
| CH4 Global | 91% |
Symbrosia Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A Extension | Dec 16, 2025 | ||||
| Grant | Jan 23, 2024 | ||||
| Series A Extension | Dec 15, 2023 | ||||
| Series A | Jun 23, 2022 | ||||
| Grant | Jan 19, 2021 |
Symbrosia Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Danone Manifesto Ventures | Series A Extension, Series A |
| Kamehameha Schools | Series A Extension, Series A |
| Mana Up | Series A Extension, Series A |
| Pacific6 Enterprises | Seed, Series A Extension, Series A |
| Hatch Blue | Seed, Series A Extension, Series A |
| National Science Foundation | Grant |
| One Small Planet | Series A Extension |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 20, 2026
Monthly visitors increased 50% MoM.
- May 13, 2025
Launched the SeaGraze Performance Guarantee for beef production.
Recent news
Latest coverage and updates
- expands_facilitiesAug 25, 2026
Symbrosia Inc. will expand facilities to Indonesia, South-eastern Asia, Asia on Sep 23rd '26.
Symbrosia 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 Symbrosia's valuation, stock price, and market status.
Is Symbrosia a public or private company?
Symbrosia is a private company.
What is the current stock price of Symbrosia?
Symbrosia is a private company with no public stock price. No recent secondary market data is available.
How much is Symbrosia worth (valuation)?
Valuation information for Symbrosia is not publicly available.
Can I buy Symbrosia stock?
Symbrosia 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 Symbrosia's last funding round?
Symbrosia's most recent funding round was Grant on January 16, 2024.
Who are the main investors in Symbrosia?
Key investors in Symbrosia include Danone Manifesto Ventures.
Will Symbrosia IPO soon?
No public IPO plans have been announced for Symbrosia.
How can I track Symbrosia secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Symbrosia's secondary market activity and sign up for updates.