Key facts
as of Sep 2026- Astral Systems’s last known valuation is $16.8M (Feb 2025).
- It has raised $6.3M; the latest was Seed Round ($6.3M) in Feb 2025.
- Notable investors include US National Science Foundation, Speedinvest, Cambridge Angels, Playfair Capital, University of Bristol — 9 tracked in total.
- 1 institutional filer reports fund marks on Astral Systems across 4 filings.
- Status: Privately Held (backing).
- ·The complete investor list — 9 names
- ·Watchlist + deal alerts for Astral Systems
- ·The full record, as it builds
Recorded secondary trades
No secondary trades in Astral Systems shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
1 filers · latest Apr 20261 SEC-registered fund reported 4 fair-value marks on Astral Systems between Jan 2026 and Apr 2026. Filer-level marks and implied $/share are available to Pro members.
Funding rounds
No funding rounds for Astral Systems are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Astral Systems
Developer of fusion reactors designed to harness energy through immediate medical and industrial applications. The company offers novel multi-state reactors, featuring combined runtime, enabling energy providers to produce cleaner, sustainable power with cutting-edge technology.
- Sector
- Business Products and Services (B2B)
- HQ
- Bristol, United Kingdom
- Founded
- 2010
- Employees
- 26
- Website
- astralsystems.com/
- Ownership
- Privately Held (backing)