Marathon Digital Holdings, Inc. is a US-based digital asset technology company that specializes in cryptocurrency mining and generating digital assets, primarily in the blockchain ecosystem. The company has a significant amount of bitcoins, including those in its investment fund, as of December 31, 2021. Originally known as Marathon Patent Group, Inc., the company changed its name to Marathon Digital Holdings, Inc. in February 2021 and has been operating since 2010, with its headquarters located in Las Vegas, Nevada.