XELB - Zomedica AgEagle Aerial Systems among premarket losers' pack April, 06 2021 08:12 AM Xcel Brands Inc Zomedica (ZOM) -14%.Chembio Diagnostics (CEMI) -10%.Xcel Brands (XELB) -8%.AgEagle Aerial Systems (UAVS) -8%. For further details see: Zomedica, AgEagle Aerial Systems among premarket losers' pack