Addex Therapeutics (APE) Notes NTX-253 Phase 1 Completion; Phase 2 Planned
Addex Therapeutics (APE) announced that its 20%-owned spin-out, Neurosterix, completed Phase 1 studies of NTX-253 and plans to advance it into Phase 2 trials for schizophrenia.
How this was made

The 30-second read
Why it matters
The announcement confirms progress on NTX‑253, positioning Addex for future upside if Phase 2 data are positive.
Market read
First‑report Phase 1 completion may trigger short‑term buying interest in APE and related neuro‑psychiatric biotech stocks.
What to watch
Funding requirements for Phase 2 and potential competition from other schizophrenia candidates.
Background
Addex Therapeutics (APE) holds a 20% stake in Neurosterix, a spin‑out focused on allosteric modulators for CNS disorders.
Market effects
Adds momentum to the neuro‑psychiatric biotech niche, may boost peer sentiment.
U.S. biotech sector sees slight lift.
Limited to specialty biotech investors.
Counterpoint
Phase 1 success does not guarantee Phase 2 efficacy; risk of over‑optimism.
Key entities
- CompanyAddex Therapeutics
US‑listed biotech developing allosteric modulators.
- Spin‑outNeurosterix
Company conducting NTX‑253 trials for schizophrenia.