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About
Health Technology
Biotechnology
Manufacturing
Pharmaceutical Preparation Manufacturing
Arena Pharmaceuticals, Inc., a biopharmaceutical company, focuses on providing novel medicines with pharmacology and pharmacokinetics to patients worldwide. Its investigational clinical programs include Etrasimod (APD334) that is in Phase III clinical trial for ulcerative colitis, a Phase IIb/III clinical trial for Crohn's disease, and a Phase IIb clinical trial for atopic dermatitis; Olorinab (APD371), which is in Phase IIb clinical trial for the treatment of abdominal pain associated with irritable bowel syndrome; and APD418 that is in Phase I clinical trial for acute heart failure. It also develops ralinepag (APD811), which is in Phase III clinical trial for pulmonary arterial hypertension. The company has collaboration agreements with United Therapeutics Corporation; Everest Medicines Limited; Beacon Discovery; Boehringer Ingelheim International GmbH; and Eisai Co., Ltd. and Eisai Inc. Arena Pharmaceuticals, Inc. was founded in 1997 and is based in San Diego, California.
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CEO
Amit Munshi
Employees
363
Country
US
ISIN
US0400476075
Listings
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FAQ
What is Arena Pharmaceuticals stock price today?▼
The current price of ARNA is $99.99 USD — it has increased by +0.06% in the past 24 hours. Watch Arena Pharmaceuticals stock price performance more closely on the chart.
What is Arena Pharmaceuticals stock ticker?▼
Depending on the exchange, the stock ticker may vary. For instance, on exchange Arena Pharmaceuticals stocks are traded under the ticker ARNA.
What is Arena Pharmaceuticals market cap?▼
Today Arena Pharmaceuticals has the market capitalization of 6.11B
How many employees does Arena Pharmaceuticals have?▼
As of April 04, 2026, the company has 363 employees.
In which sector is Arena Pharmaceuticals located?▼
Arena Pharmaceuticals operates in the Manufacturing sector.
When did Arena Pharmaceuticals complete a stock split?▼
The last stock split for Arena Pharmaceuticals was on June 14, 2017 with a ratio of 1:10.
Where is Arena Pharmaceuticals headquartered?▼
Arena Pharmaceuticals is headquartered in San Diego, US.