These are the companies making headlines in midday trading. Viasat – Shares were up more than 8% after Viasat announced that the U.S. Space Force awarded it a multi-year contract to deliver a dual-band satellite system under the Protected Tactical SATCOM-Global program. EchoStar – The satellite communications company gained more than 8% ahead of SpaceX's initial public offering slated for Friday. EchoStar holds a stake in SpaceX shares.