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ADXN vs PTCT

Addex Therapeutics Ltd American Depositary Shares and PTC Therapeutics, Inc.

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Addex Therapeutics Ltd American Depositary Shares

Addex Therapeutics Ltd discovers, develops, and commercializes small-molecule pharmaceutical products for neurological disorders in Switzerland. The company focuses on the discovery of G-protein coupled receptors and enzymes. Its lead programs include Dipraglurant, which is in phase 1 clinical trial for the treatment of post-stroke/TBI recovery, as well as to treat Parkinson's disease levodopa-induced dyskinesia. The company also develops ADX71149, a novel orally active metabotropic glutamate receptor subtype 2 positive allosteric modulator (mGlu2 PAM); and GABAB PAM for the treatment pain, anxiety, addiction, cough, and overactive bladder. It has license and collaboration agreement with Janssen Pharmaceuticals Inc. for the develop mGlu2 PAM compounds for the treatment of human health; and license and research agreement with Indivior PLC discovery, development, and commercialization of novel GABAB PAM compounds for the treatment of addiction and other CNS diseases. The company was formerly known as Addex Pharmaceuticals Ltd. Addex Therapeutics Ltd was founded in 2002 and is based in Geneva, Switzerland.

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PTC Therapeutics, Inc.

PTC Therapeutics, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of medicines to children and adults living with rare disorders in the United States and internationally. The company offers Translarna and Emflaza for the treatment of Duchenne muscular dystrophy; Upstaza to treat aromatic l-amino acid decarboxylas (AADC) deficiency, a central nervous system disorder; Tegsedi and Waylivra for the treatment of rare diseases; and Evrysdi to treat spinal muscular atrophy (SMA) in adults and children. Its development pipeline products include Sepiapterin for the treatment of phenylketonuria; PTC518 splicing platform, which is being developed for the treatment of Huntington's disease; and inflammation and ferroptosis platforms, including vatiquinone to treat Friedreich's ataxia. The company distributes its products through third-party distributors. It has collaborations with F. Hoffman-La Roche Ltd., Hoffman-La Roche Inc., the SMA Foundation, National Taiwan University, Akcea Therapeutics, Inc., and Shiratori Pharmaceutical Co., Ltd. The company has license and collaboration agreement with Novartis Pharmaceuticals Corporation to develop PTC518 Huntington's disease program. It markets Upstaza, a gene therapy with the brand name Kebilidi in the United States. PTC Therapeutics, Inc. was incorporated in 1998 and is headquartered in Warren, New Jersey.

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