Magnesium Producer Hits Ch. 11 Following Plant Failures

By Alex Wittenberg · September 11, 2025, 11:48 AM EDT

US Magnesium LLC, once North America's largest producer of primary magnesium, has filed for Chapter 11 protection in Delaware bankruptcy court with up to $500 million of debt, years after major...

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Bankruptcy Scorecard

Summary

US Magnesium LLC, once North America's largest producer of primary magnesium, filed for Chapter 11 protection in Delaware bankruptcy court with up to $500 million of debt.

Case Number

1:25-bk-11696

Judge

Brendan L. Shannon

Venue

U.S. Bankruptcy Court for the District of Delaware

Capital Structure

Total Liabilities:

$100 million to $500 million

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Documents

Case Information

Case Title

US Magnesium LLC

Case Number

1:25-bk-11696

Court

Delaware

Nature of Suit

Date Filed

September 10, 2025