Bitcoin, the world’s largest cryptocurrency, is back trading above $26,000 for the second time this week, up 7.5% in the last 24 hours. The coin has been trading between $24,000 and $26,700 over the past week. Investors who went away for a while are back and adding exposure to bitcoin, according to Alex Thorn, head of firmwide research at Galaxy Digital. “We expect to see significant demand as bitcoin moves further past $25,000,” Thorn wrote in a note. Ether is up 5.1% in the past 24 hours and up 20% over the last seven days.