5 Canadian Potash Stocks | INN
The global potash market is dominated by Canada, the world’s leading potash producing country. In 2025, Canada produced 15 million metric tons of potash, nearly one third of the global output of 49 million metric tons.
The potash supply chain has faced difficulties in the past few years, including challenges related to the COVID-19 pandemic and Russia’s invasion of Ukraine.
In 2026, the sector has been affected by the escalating Canada-US trade dispute. While potash has so far been exempt from US tariffs on Canadian goods as of September 2026, it remains unclear how long that will last.
That month, US President Donald Trump said the US was working on a deal to buy cheaper potash from Belarus, the world’s fourth-largest potash country. The announcement was controversial due to the country’s ties with Russia. However, Belarus quickly responded it does not have the capacity to sell potash to the US. Trump walked back the declaration the next day, saying that the US would continue to source potash from Canada.
Potash producers continue to push ahead despite headwinds, and potash exploration and development companies are working hard at projects that can take advantage of rising demand for agricultural products.
For those interested in investing in the potash market, here’s a list of Canadian potash stocks listed on the TSX and TSXV. Potash companies are listed from largest to smallest, and all had market caps of at least C$10 million as of September 28, 2026.
Market cap: C$48.66 billion
Nutrien is Canada’s biggest potash company by far, and the world’s largest producer of the fertilizer mineral. The company was formed on January 1, 2018, after Potash Corporation of Saskatchewan and Agrium completed a merger of equals.
Nutrien is a leading provider of crop inputs and services, with an agricultural retail network that services more than 600,000 grower accounts.
The potash-mining company produces a variety of different materials, but in terms of potash production it has over 20 million metric tons of capacity at its six potash mines in Saskatchewan.
2. Millennial Potash (TSXV:MLP)
Market cap: C$295.02 million
Millennial Potash holds an 80 percent interest in the Banio potash project, which it is developing on the Atlantic coast of Gabon, West Africa. It has an earn-in agreement with
The project’s December 2025 resource estimate includes measured resources of 648.2 million metric tons grading 15.7 percent potassium chloride, and indicated resources of 1.8 billion metric tons grading 15.6 percent potassium chloride. The project also holds substantial inferred resources of 3.56 billion metric tons at a grade of 15.6 percent.
A definitive feasibility study is underway, evaluating a solution mining operation with a base production rate of 800,000 metric tons of muriate of potash (MOP) per year. The US International Development Finance Corporation has committed US$3 million toward the…
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