Grey Matters Health Inc. (GREY:CSE) closed at $0.390 on October 21, 2026, up 8.33% on the day. The stock trades 56.7% below its 52-week high of $0.900 and 20.0% above its 52-week low of $0.325. Over the past year, it lost 54.1%. Grey Matters Health Inc. is part of the Life Sciences sector.
In 246 trading sessions since October 28, 2025, GREY closed higher on 54 days (22%). Its best day was April 30, 2026 (+34.33%) and its worst was June 18, 2026 (-20.41%). The stock moved 10% or more in a single session 25 times. It opened at least 5% above the previous day's high 30 times.
Grey Matters Health Inc. is a drug re-purposing company that investigates safe, already approved drugs for new disease applications, moving them efficiently and safely into new human trials, developing new formulations and seeking new regulatory approvals in global markets. Grey Matters Health Inc. specifically investigates compounds that have never been approved in the U.S. or Europe to avoid off label prescription writing.
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Based on end-of-day data. For information only, not investment advice.