Coinbase is trading down by -1.94% on December 26, influenced by several key developments. The company's stock faced pressure following insider sales, including CFO Alesia Haas selling 7,375 shares for $1.97 million and CEO Brian Armstrong selling 40,000 shares for $10 million. Adding to the cautious sentiment, Compass Point trimmed its price target for Coinbase to $230 from $266 with a sell rating. Despite these factors, Coinbase is strategically expanding, with news of its acquisition of "The Clearing Company" for prediction markets gaining attention, aiming to diversify revenue.