Share this article

Riot Blockchain Signs Contract to Purchase 42,000 Mining Machines From Bitmain

Once active, these additional miners will increase the firm’s bitcoin mining hashrate by 93%.

Updated Sep 14, 2021, 12:37 p.m. Published Apr 7, 2021, 4:35 p.m.
Since 2019, Riot has made nearly $230 million worth of purchase agreements with Bitmain.
Since 2019, Riot has made nearly $230 million worth of purchase agreements with Bitmain.

Nasdaq-listed mining company Riot Blockchain (NASDAQ: RIOT) has inked an agreement to purchase 42,000 mining machines from Bitmain Technologies, pushing the total of fully deployed Antminers machines to 81,150.

STORY CONTINUES BELOW
Don't miss another story.Subscribe to the Crypto Daybook Americas Newsletter today. See all newsletters

  • In an announcement Wednesday, Riot Blockchain said it plans to buy the S19j Antminers machines for $138.5 million; once active, these additional miners would increase the firm’s bitcoin mining hashrate by 93%.
  • Riot said it is expecting the first batch of 3,500 S19j Antminers to be delivered in November with additional monthly deliveries expected to continue through to October 2022.
  • Since 2019, Riot has made nearly $230 million worth of purchase agreements with the mining hardware supplier Bitmain.
  • “By nearly doubling its planned hashrate capacity, Riot continues to take great strides forward in growing both the company’s and the United States’ share of the global network hashrate,” said Megan Brooks, COO of Riot.
  • As reported by CoinDesk, bitcoin’s hashrate, which is a way to measure the total power consumption and mining output of the network, has topped a new all-time high as mining firms like Riot continue to add more hash power.
  • In February, Riot announced a change in management, naming Jason Les as its new CEO. He had been serving as an independent director on the firm’s board since 2017.

Read more: Bitcoin Hashrate Surpasses All-Time High as Even 2014 ASICs Stay Profitable

More For You

Protocol Research: GoPlus Security

GP Basic Image

What to know:

  • As of October 2025, GoPlus has generated $4.7M in total revenue across its product lines. The GoPlus App is the primary revenue driver, contributing $2.5M (approx. 53%), followed by the SafeToken Protocol at $1.7M.
  • GoPlus Intelligence's Token Security API averaged 717 million monthly calls year-to-date in 2025 , with a peak of nearly 1 billion calls in February 2025. Total blockchain-level requests, including transaction simulations, averaged an additional 350 million per month.
  • Since its January 2025 launch , the $GPS token has registered over $5B in total spot volume and $10B in derivatives volume in 2025. Monthly spot volume peaked in March 2025 at over $1.1B , while derivatives volume peaked the same month at over $4B.

More For You

Coinbase Sees Crypto Recovery Ahead as Liquidity Improves and Fed Rate Cut Odds Climb

Coinbase

The crypto exchange also took note of a so-called AI bubble that continues to go strong and a weaker U.S. dollar.

What to know:

  • Coinbase Institutional is seeing a potential December recovery in crypto, citing improving liquidity and a shift in macroeconomic conditions that could favor risk assets like bitcoin.
  • The firm's optimism is driven by rising odds of Federal Reserve rate cuts, with markets pricing in a 93% chance easing next week, and improving liquidity conditions.
  • Several recent institutional developments, including Vanguard's crypto ETF policy reversal and Bank of America's greenlighting of crypto allocations, have contributed to bitcoin's rebound from recent lows.