Compass Minerals International, Inc. (NYSE: CMP) is a leading global provider of essential minerals, primarily operating through two core segments: Salt and Plant Nutrition. The Salt segment is the company's primary operational anchor, providing highway deicing salt to public agencies in North America and the United Kingdom, alongside consumer and industrial salt products used in water conditioning, food processing, and agricultural applications. The Plant Nutrition segment produces and markets specialty plant nutrients, notably sulfate of potash (SOP) specialty fertilizer under the trade name Protassium+, which is optimized for high-value, chloride-sensitive crops. The company operates key assets including the Goderich rock salt mine in Ontario, Canada (the largest of its kind globally), and solar evaporation facilities at the Great Salt Lake in Utah.

Research as of 19 Jun 2026