Moderna (MRNA) stock dropped by 8.07% as U.S. FDA chief announced resignation.MercadoLibre (MELI) formed a bearish "double peak" at $2,250 but has deep value from here.Zscaler (ZS) closed below $200, showing potential investment opportunity after healthy Q2 results.Other stocks to consider: Cloudflare (NET), Monday (MNDY), GitLab (GTLB), and Check Point Software (CHKP).