According to HODL15Capital's statistics, among the listed Bitcoin mining companies, Marathon Digital holds 20,818 $BTC, ranking first in holdings. Following that is Riot Platforms, holding 9,334 $BTC; Hut 8 holds 9,109 $BTC, ranking third. The holdings of other mining companies are as follows: Cleanspark holds 7,082 $BTC; Hive Digital holds 2,496 $BTC; Cifer Mining holds 2,270 $BTC; Canaan holds 1,057 $BTC; Bit Digital holds 1,038 $BTC; Bitfarms holds 1,016 BTC.