GoldMining Inc (NYSEAMERICAN:GLDG) is one of the explosive mining penny stocks to watch in 2026. GLDG stock has gained more than 50% over the past year, and the Street expects it to explode more than 190% over the next 12 months.

GoldMining Inc (NYSEAMERICAN:GLDG) released an updated preliminary economic assessment (PEA) for its La Mina project on April 28. La Mina is a gold-copper project located in Antioquia, Colombia. The updated PEA shows a 265% increase in the project’s after-tax NPV (net present value) compared to the prior study.

Using base prices of gold, copper, and silver, the updated PEA study puts the project’s after-tax NPV at $1 billion. This base estimate shows a 2.7-year payback on initial capital expenditures of $523 million.

Using spot prices, the project’s value increases to $1.8 billion. In this case, the initial payback period is 1.9 years.

GoldMining CEO Alastair Still said the updated PEA highlights the underlying potential of the La Mina project. La Mina is a significant piece of GoldMining’s resource portfolio. It represents 9% of the company’s global measured and indicated resources on a gold equivalent basis. Also, the project represents 16% of the company’s inferred resources.

GoldMining Inc (NYSEAMERICAN:GLDG), based in Canada, is a mineral exploration company. It is advancing a portfolio of gold and gold-copper projects across the Americas. The company has projects in the US, Canada, Brazil, Peru, Paraguay, and Colombia.

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