ACADIA Pharmaceuticals Inc. fell 22.3% on Monday, November 9, 2026, on 12,150,900 shares, 5.6 times its average daily volume. The headline around the move:
ACADIA Pharmaceuticals Inc. (ACAD:NASDAQ) closed at $18.75 on November 13, 2026, up 3.36% on the day. The stock trades 39.4% below its 52-week high of $30.96 and 18.2% above its 52-week low of $15.86. Over the past year, it lost 21.9%. ACADIA Pharmaceuticals Inc. is part of the Health Care sector (Major Pharmaceuticals).
In 252 trading sessions since November 13, 2025, ACAD closed higher on 123 days (49%). Its best day was November 10, 2026 (+10.79%) and its worst was November 9, 2026 (-22.28%). The stock moved 10% or more in a single session 3 times. It opened at least 5% above the previous day's high 1 time.
ACADIA Pharmaceuticals Inc., a biopharmaceutical company, focuses on the development and commercialization of small molecule drugs that address unmet medical needs in central nervous system disorders. Its lead product candidate, NUPLAZID, has completed the Phase III pivotal trials for the treatment of Parkinson's disease psychosis and the Phase II trial for the treatment of schizophrenia, as well as is in Phase II study for the treatment of Alzheimer's disease psychosis. The company has a collaboration with Allergan, Inc. for the development of product candidates related to chronic pain. ACADIA Pharmaceuticals Inc. was founded in 1993 and is headquartered in San Diego, California.
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Based on end-of-day data. For information only, not investment advice.