Definium Therapeutics Inc. (DFTX:NASDAQ) closed at $35.67 on October 23, 2026, down 0.92% on the day. The stock trades 28.2% below its 52-week high of $49.70 and 240.9% above its 52-week low of $10.47. Over the past year, it gained 188.1%. Definium Therapeutics Inc. is part of the Health Care sector.
In 252 trading sessions since October 23, 2025, DFTX closed higher on 131 days (52%). Its best day was June 22, 2026 (+49.80%) and its worst was November 3, 2025 (-13.45%). The stock moved 10% or more in a single session 5 times. It opened at least 5% above the previous day's high 3 times.
The mission of Definium Therapeutics is to forge a new era of psychiatry by applying scientific rigor to psychedelics, with the goal of developing accessible treatments that unlock healing at scale. Guided by a recognition that patients deserve more than better, Definium is relentlessly advancing a new generation of therapeutics intended to address underlying causes of psychiatric and neurological disorders. By turning evidence into impact, Definium aims to change the trajectory of today's mental health care crisis and enable a healthier future.
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Based on end-of-day data. For information only, not investment advice.