Zoom Video Communications Inc. ZM, -5.12% shares rose in the extended session Tuesday after the videoconferencing company said it won clearance to be used by federal agencies. Zoom shares rose 2.6% after hours, following a 6.3% decline to close at $73.33 in the regular session. The company said late Tuesday its authorization under the U.S. Federal Risk and Authorization Management Program, or FedRAMP, had been approved, which means federal government agencies and contractors can use Zoom's videoconferencing service. Zoom shares are 104% above their initial public offering price since they began trading on April 18.