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GlobalFoundries Sues Tower Semiconductor Over Patent Infringement

3/27/2026

Summary

Story summary

GlobalFoundries filed lawsuits against Tower Semiconductor alleging infringement of 11 semiconductor-manufacturing patents in the Western District of Texas and the U.S. International Trade Commission.
GlobalFoundries contends Tower Semiconductor unlawfully uses its patented technologies, undermining competition.
Tower Semiconductor rejects the allegations and will defend its intellectual property.
Following the news, shares of both companies fell significantly.
GlobalFoundries has committed up to $16 billion to expand U.S. manufacturing and R&D.

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Story summary

GlobalFoundries filed lawsuits against Tower Semiconductor alleging infringement of 11 semiconductor-manufacturing patents in the Western District of Texas and the U.S. International Trade Commission.
GlobalFoundries contends Tower Semiconductor unlawfully uses its patented technologies, undermining competition.
Tower Semiconductor rejects the allegations and will defend its intellectual property.
Following the news, shares of both companies fell significantly.
GlobalFoundries has committed up to $16 billion to expand U.S. manufacturing and R&D.