C3is Inc. rose 305.8% on Monday, November 9, 2026, on 327,655 shares. No headline about CISS 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.
C3is Inc. (CISS:NASDAQ) closed at $2.04 on November 10, 2026, up 16.57% on the day. The stock trades 100.0% below its 52-week high of $57,400.00 and 40.7% above its 52-week low of $1.45. Over the past year, it lost 99.4%. C3is Inc. is part of the Transportation sector.
In 251 trading sessions since November 10, 2025, CISS closed higher on 89 days (35%). Its best day was November 9, 2026 (+305.75%) and its worst was December 11, 2025 (-80.70%). The stock moved 10% or more in a single session 50 times. It opened at least 5% above the previous day's high 11 times.
C3is Inc. provides international seaborne transportation services. It provides its services to dry bulk charterers, including national and private industrial users, commodity producers, and traders. The company owns and operates a fleet of two handysize drybulk carriers which transport major bulks, such as iron ore, coal and grains, as well as minor bulks comprising bauxite, phosphate, and fertilizers. C3is Inc. was incorporated in 2022 and is headquartered in Majuro, Marshall Islands.
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Based on end-of-day data. For information only, not investment advice.