Bitcoin mining stock report: Monday, September 19

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Quick Take

  • Share prices for most bitcoin miners fell in the markets on Monday.
  • Iris Energy, Northern Data and Mawson Infrastructure Group were among the most underperforming stocks.

Most bitcoin mining stock prices were down Monday, as the cryptocurrency fell below $18,500 before rising back to $19,500 at the time the markets closed, according to data from TradingView.

Crypto markets in general traded lower over the weekend and into Monday ahead of Wednesday's Federal Open Market Committee rate-hike decision.

Iris Energy's stock fell 14.43%, followed by Northern Data (-12.88%) and Mawson Infrastructure Group (-12.58%).

Marathon's stock fell 0.46% after Applied Blockchain announced that it extended its hosting contract with the miner by 70 megawatts.

TeraWulf announced the energization of 3,000 miners at its New York facility, and Bitfarms started production at its first warehouse in Argentina. The companies' stocks fell 4.27% and 3.51% (on the Toronto Stock Exchange), respectively.

Here's how crypto mining companies performed on Monday, Sept. 19:


© 2025 The Block. All Rights Reserved. This article is provided for informational purposes only. It is not offered or intended to be used as legal, tax, investment, financial, or other advice.

AUTHOR

Catarina is a reporter for The Block based in New York City. Before joining the team, she covered local news at Patch.com and at the New York Daily News. She started her career in Lisbon, Portugal, where she worked for publications such as Público and Sábado. She graduated from NYU with a MA in Journalism. Feel free to email any comments or tips to [email protected] or to reach out on Twitter (@catarinalsm).

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