By Denny Jacob iMedia Brands Inc. said it is selling three buildings for $48 million to reduce its debt position. Shares surged 26% in after-hours trading. Centogene NV posted revenue growth of roughly 22% and a narrower loss in the second quarter. Shares traded on the Nasdaq edged up 6.4% after-hours. Applied Molecular Transport Inc. Issued mixed results for AMT-101 for patients with ulcerative colitis and chronic pouchitis. Shares ticked down 1.9% in after-hours trading. Write to Denny Jacob at denny.jacob@wsj.com