Key facts
- Lithios’s last known valuation is $35.5M (May 2025).
- It has raised $12.6M across 3 recorded rounds; the latest was Seed Round ($500K) in Feb 2026.
- Notable investors include SBXi, Lowercarbon Capital, The Engine, Activate Global, MassVentures — 13 tracked in total.
- Lithios has filed 2 Form Ds with the SEC since 2022, most recently May 2025 ($12.1M sold to 19 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 3 rounds
- ·The complete investor list — 13 names
- ·Watchlist + deal alerts for Lithios
Funding rounds
3 roundsAbout Lithios
Operator of an Advanced Lithium Extraction (ALE) technology company intended to capture and release lithium from complex mixtures for an electric future using electrochemistry. The company uses applied electrochemistry for advanced extraction from tough mixtures, enabling industries with systems that enable low-cost, selective extraction of lithium from untapped brine resources using sustainable electrochemical methods.
- Sector
- Materials and Resources
- HQ
- Cambridge, MA, United States
- Founded
- 2022
- Employees
- 25
- Website
- lithiosinc.com/
- Ownership
- Privately Held (backing)
Lithios 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 Lithios 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 Lithios in its N-PORT filings yet. We sweep new filings monthly.