Arch Biopartners Inc. rose 10.9% on Thursday, November 12, 2026, on 4,771 shares. No headline about ARCH came out that day or the day before in the news feeds we follow, so the move may come from news we don't track, the sector or trading alone.
Arch Biopartners Inc. (ARCH:TSXV) closed at $0.930 on November 13, 2026, down 8.82% on the day. The stock trades 35.9% below its 52-week high of $1.45 and 138.5% above its 52-week low of $0.390. Over the past year, it lost 11.4%. Arch Biopartners Inc. is part of the Life Sciences sector (Pharmaceuticals).
In 252 trading sessions since November 13, 2025, ARCH closed higher on 95 days (38%). Its best day was June 22, 2026 (+25.37%) and its worst was February 4, 2026 (-20.87%). The stock moved 10% or more in a single session 27 times. It opened at least 5% above the previous day's high 6 times.
Arch Biopartners Inc is a biotechnology company. The Companis engaged in development of technologies that have the potential to make a medical or commercial impact. Its portfolio includes AB569, MetaMx, MetaBlok, Borg, and Arch Inflammation.
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Based on end-of-day data. For information only, not investment advice.