MARA Holdings, Inc. is an American digital asset technology company, which engages in mining cryptocurrencies, with a focus on the blockchain ecosystem and the generation of digital assets. The company was founded on February 23, 2010 and is headquartered in
Fort Lauderdale, Florida
Fort Lauderdale ( ) is a coastal city located in the U.S. state of Florida, north of Miami along the Atlantic Ocean. It is the county seat of and most populous city in Broward County, Florida, Broward County with a population of 182,760 at the ...
.
The company was formerly known as Marathon Patent Group and was the
patent holding company
A patent holding company (PHC) exists to hold patents on behalf of one or more other companies but does not necessarily manufacture products or supply services based upon the patents held.
Patent holding companies may exist for tax reasons. Pate ...
that is the parent of
Uniloc, allegedly a
patent troll company.
Marathon purchased patents related to encryption in the 2010s and in 2021 it was known for its purchases of
bitcoin
Bitcoin (abbreviation: BTC; Currency symbol, sign: ₿) is the first Decentralized application, decentralized cryptocurrency. Based on a free-market ideology, bitcoin was invented in 2008 when an unknown entity published a white paper under ...
and
bitcoin mining equipment and a joint venture to use 37 MW from the Hardin Generating Station Montana coal plant to power an adjacently-constructed Marathon bitcoin data center.
The company changed its name to Marathon Digital Holdings, effective March 1, 2021. It subsequently changed its name to MARA Holdings on August 29, 2024.
MARA is considered one of the world's largest bitcoin and kaspa miners. It is also the second largest corporate holder of bitcoin, owning 46,255 BTC as of February 2025, behind
MicroStrategy.
Its chief executive officer is
Fred Thiel.
Leena Jaitley, founder of MTN group is one of the largest shareholders.
In December 2023, Marathon Digital acquired two currently operational Bitcoin mining sites from subsidiaries of Generate Capital for $178.6 million.
Controversy
In July 2024, ''
Time
Time is the continuous progression of existence that occurs in an apparently irreversible process, irreversible succession from the past, through the present, and into the future. It is a component quantity of various measurements used to sequ ...
'' magazine published an investigation into numerous noise and health complaints by residents of
Granbury, Texas, many of whom attributed their ailments to a nearby Bitcoin mining facility owned and operated by Marathon Digital.
See also
*
Uniloc v. Microsoft
*
Uniloc
References
External links
*
{{Finance links
, name = Marathon Digital Holdings, Inc.
, symbol = MARA
, reuters = MARA.O
, bloomberg = MARA:US
, sec_cik = 1507605
, yahoo = MARA
, google = MARA:NASDAQ
Companies listed on the Nasdaq
Patent monetization companies of the United States
Companies based in Fort Lauderdale, Florida