Mining


Finance

Sanctioned Bitcoin Mining Firm BitRiver Loses Another Client as SBI Leaves: Sources

The Japanese bank is at least the second big name to emerge as ceasing work with BitRiver after the U.S. Treasury Department imposed sanctions on the Russian firm in April.

A BitRiver mining facility in Siberia. (Anna Baydakova/CoinDesk)

Finance

Bitcoin Miner Argo Blockchain Looks to Raise $25M-$35M for 4.1 EH/s Hashrate Target

The firm is also looking to sign a deal for power in the next few months to avoid paying spot prices.

Argo Blockchain's Helios facility in Dickens County, Texas. (Argo Blockchain)

Finance

Bitcoin Miner Argo Cuts Year-End Hashrate View Citing Delayed Intel Mining Rigs

The company’s second-half revenue and adjusted EBITDA fell mainly due to the decline in bitcoin prices.

Argo Blockchain's Helios facility in Dickens County, Texas. (Argo Blockchain)

Finance

Bitcoin Miner Marathon Digital Targets Trimmed by Cowen

The bank did lift its share price target to $9, but that remains below the stock's current level of about $14.

Marathon Digital CEO Fred Thiel, at the Bitcoin conference in Miami (CoinDesk)

Policy

House Lawmakers Send Letters to 4 US Crypto Miners Asking for Details on Environmental Impact

Core Scientific, Riot Blockchain, Marathon Digital and Stronghold Digital received the letters from members of the Committee on Energy and Commerce.

A bitcoin mining farm (Getty Images)

Finance

Bitcoin Mining Rig Maker Canaan Sees 'Prolonged Headwinds' After Challenging Quarter

CEO Nangeng Zhang cited a slumping bitcoin price and COVID-19 lockdowns in China.

Mining rigs in Plattsburgh, N.Y. (Fran Velasquez/CoinDesk)

Finance

Bitcoin Miner Riot Takes $349M Goodwill Impairment Charge on Acquisitions

The company also posted an impairment charge of $99.8 million on its bitcoin holdings.

A close-up of one of Riot's mining rigs. (Riot Blockchain)

Finance

Miner Chandler Guo Repeats Support for Ethereum Fork Post-Merge

Guo told CoinDesk TV he wants to create a new proof-of-work blockchain to help miners.

“A lot of people [miners] are suffering,” Chandler Guo, an ethereum miner, said on CoinDesk TV's "First Mover." (CoinDesk TV, modified)

Finance

Crypto Mining Hosting Firm Applied Blockchain Adds $15M Loan to Pay Off Debt, Fund Growth

The company's North Dakota site was knocked offline in July due to an equipment failure in the substation feeding it power.

Mining rigs in Plattsburgh, N.Y. (Fran Velasquez/CoinDesk)

Finance

Crypto Miner Core Scientific Cuts 10% of Staff, Keeps Hashrate Projection

The company also took a $840 million accounting charge to write down the value of its assets.

Core Scientific CEO Mike Levitt (Danny Nelson/CoinDesk)