Stronghold Digital Mining ( NASDAQ: SDIG ) said Tuesday it reached 3.0 exahash per second (EH/s) of bitcoin ( BTC-USD ) mining capacity around one month earlier than expected . Shares of the BTC miner advanced 4.9% in Tuesday morning trading even though bitcoin ( BTC-USD ) ticked down 0.1% to $27.75K. Of the 3.0 EH/s, approximately 80% is wholly owned by the company and not subject to a profit share, it said. For May, SDIG expects to earn more than 220 bitcoin ( BTC-USD ) through its mining operations, up 23% from the prior month. The potential increase comes after receiving 5K MicroBT Whatsminer M50 mining rigs in the second half of May, in addition to 2K Avalon 1246 Bitcoin mining rigs delivered in early May. More on Stronghold Digital Stronghold Digital Mining will effect 1-for-10 reverse stock split Stronghold Digital enters into two-year hosting deal with Cannan subsidiary Stronghold Digital Shift Focus To Power Sales As Bitcoin Price Stagnates