3D Systems Corporation (NYSE: DDD) rose 104% to $ 22.26. The market capitalization was $ 2.91 billion due to the announcement of the sale of the asset and the repayment of debts. 3D Systems announced the sale of "non-core software" for $ 64 million, and also released preliminary results for the fourth quarter of 2020. The company expects revenue of $ 170- $ 176 million, which is higher than Wall Street's expectations of $ 140 million. 3D Systems also expects higher profit of $ 11- $ 19 million.