Addex Shares Surge As Neurosterix Closes $105M Financing To Advance Schizophrenia Program

Addex Therapeutics (ADXN) reported that its former subsidiary, Neurosterix, raised $105M in Series B funding. The funds will support Phase 2 trials for NTX-253, a schizophrenia treatment, and other neuropsychiatric programs. Addex's stake in Neurosterix is now 8.5%, valued at $18.6M. ADXN's stock surged 110.08% in overnight trading.

Original reporting
Published Nov 12, 2026, 8:24 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Nov 12, 2026, 11:48 AM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
Addex Shares Surge As Neurosterix Closes $105M Financing To Advance Schizophrenia Program — source image
Decision brief

The 30-second read

High
01

Why it matters

The financing is a primary disclosure with material scale, driving a 110% stock surge and reshaping investor expectations for Addex's pipeline.

02

Market read

The large financing and immediate price reaction make this a high‑impact news item for traders focused on biotech capital raises.

03

What to watch

Potential future partnership or licensing deals for Neurosterix's pipeline could further affect valuation.

Relevance 8/10Novelty 8/10Timing: after-hours

Background

Addex Therapeutics (ADX) announced that its former subsidiary Neurosterix completed a $105M Series B financing to advance its schizophrenia drug candidate NTX-253 and other programs.

Market effects

Adds momentum to the neuroscience/psychiatric drug development sector as a large financing validates the approach.

Primarily impacts US biotech investors; limited broader regional effect.

Highlights continued capital flow into niche psychiatric therapeutics worldwide.

Counterpoint

Dilution of Addex's stake and lack of participation may signal management's limited confidence, suggesting caution.

Key entities

  • Addex Therapeutics

    US-listed biotech company (ticker ADX) reporting the financing.

  • Neurosterix

    Former Addex subsidiary receiving the $105M financing.

Related articles

$ADXNMedAI 8/10

Addex Therapeutics: Addex Spin-Out Neurosterix Completes Phase 1 Clinical Studies of NTX-253 for Schizophrenia

Addex Therapeutics (ADXN) announced its spin-out, Neurosterix, completed Phase 1 trials for NTX-253, a schizophrenia treatment. Neurosterix plans to advance NTX-253 to Phase 2. Addex holds a 20% stake in Neurosterix, which raised $65M in Series A funding. NTX-253 is a positive allosteric modulator of the muscarinic M4 receptor, showing promising preclinical results.

$ADXNMed

Addex Therapeutics Ltd. (ADXN): Financial results for H1 2026

Addex Therapeutics Ltd. (ADXN) furnished an SEC Form 6-K — earnings release. Exhibit 99.3 ​ ​ ​ PRESS RELEASE ​ Addex Therapeutics Reports 2026 Half-Year Results and Provides Corporate Update Ad Hoc Announcement Pursuant to Art. 53 LR Geneva, Switzerland, September 28, 2026 - Addex Therapeutics (SIX and Nasdaq: ADXN), a clinical-stage biopharmaceutical co