 Shares of Ideanomics Inc. IDEX, 1.78 shot up 13.5 in premarket trading Monday, after the electric vehicle adoption facilitator and financial services company announced a deal to buy electric commercial vehicle company VIA Motors International Inc. in a stock deal valuing VIA at 450 million. Under terms of the deal, VIA shareholders will receive a total of 162 million Ideanomics shares at a price of 2.34 a share, which is 2.2 above Fridays closing price of 2.29. 