Key facts
- Stellaria’s last known valuation is $65.5M (Aug 2025).
- It has raised $28.5M; the latest was Early Stage VC ($26.8M) in Aug 2025.
- Notable investors include At One Ventures, Supernova Invest, France 2030, CEA Investissement, Audacia — 9 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 9 names
- ·Watchlist + deal alerts for Stellaria
- ·The full record, as it builds
Funding rounds
No funding rounds for Stellaria are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Stellaria
Operator of a reinventing sustainable neutron nuclear energy company intended for the design, construction, and commercialization molten salt reactor. The company focuses on carbon dioxide-free electrification, making neutron technology affordable, enabling industries to access abundant heat and power that is essential for social peace, sovereignty, and prosperity.
- Sector
- Business Products and Services (B2B)
- HQ
- Grenoble, France
- Founded
- 2023
- Employees
- 20
- Website
- stellaria.fr/
- Ownership
- Privately Held (backing)
Stellaria doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Stellaria 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
No SEC-registered fund has reported a fair-value mark on Stellaria in its N-PORT filings yet. We sweep new filings monthly.