Riot Blockchain (RIOT) climbs 3.0% in premarket trading after it completes its previously announced acquisition of Whinstone US from Northern Data.The company paid 11.8M shares of Riot stock and $80M in cash, funded with cash on its balance sheet.Riot plans to immediately start further development of additional facilities at Whinstone to bring the property to its current capacity of 750 MW. With the capacity expansion, the company intends to send its future committed miner order deliveries to Whinstone, which will allow Riot to capture synergies, including lower direct energy costs and operational costs.Starting in early 2020, Whinstone built the largest bitcoin hosting facility in North America, as measured by developed capacity, Riot said.Conference call at 8:30 AM ET.Bitcoin (BTC-USD) is holding relatively stable at ~$39.8K.