Zoom Video Communications, CureVac leads premarket losers' pack

• Titan Pharmaceuticals (TTNP) -15%.
• Tuniu (TOUR) -15% on Q3 earnings release.
• Medigus (MDGS) -15% on appointment of new finance chief at Medigus
• ECMOHO (MOHO) -14% on Q3 earnings release.
• Minerva Neurosciences (NERV) -14% after announcing outcome of Type C meeting with FDA and next steps in the development of Roluperidone.
• SuperCom (SPCB) -10% after launching new $1.2M National Electronic Monitoring Project in Europe.
• DPW Holdings (DPW) -10% after announcing amended “At The Market” offering of common stock.
• Apollo Endosurgery (APEN) -9%.
• Oblong (OBLG) -16%.
• Riot Blockchain (RIOT) -8%.
• Dada Nexus (DADA) -7% after proposed follow-on public offering of ADS.
• Sunesis Pharmaceuticals (SNSS) -8%.
• Marathon Patent Group (MARA) -6%.
• Zoom Video Communications (ZM) -7% on Q3 earnings release.
• Verastem (VSTM) -6%.
• Creative Realities (CREX) -10%.
• FSD Pharma (HUGE) -7%.
• MicroStrategy (MSTR) -6% after big Bitcoin buy executed by Coinbase.
• Insignia Systems (ISIG) -6%.
• CureVac (CVAC) -6%.
• Alterity Therapeutics (ATHE) -5%.