Bitdeer Technologies Group (NASDAQ:BTDR) is among the 11 Best Bitcoin and Blockchain Stocks to Invest in. Roth Capital is Bullish on Bitdeer Technologies Group (BTDR) Bitdeer Technologies Group (NASDAQ:BTDR) is among the Best Bitcoin Stocks.   On February 13, Darren Aftahi of Roth Capital decreased Bitdeer Technologies Group (NASDAQ:BTDR)'s price target from $40 to $30. The analyst maintained a Buy rating, noting "some puts and takes" on the earnings call and mixed Q4 results. The corporation expressed ...