Cramer Weighs In On FireEye, 3D Systems, More

On CNBC's "Mad Money Lightning Round," Jim Cramer revealed he prefers Crowdstrike Holdings Inc CRWD, Zscaler Inc ZS and Palo Alto Networks Inc PANW over FireEye Inc FEYE.

Cramer is willing to bless OncoCyte Corp OCX as a speculation.

Instead of High Tide Inc HITI, Cramer would buy GrowGeneration Corp GRWG.

DermTech Inc DMTK is worth speculating on, said Cramer.

Instead of 3D Systems Corporation DDD, Cramer would pick UnitedHealth Group Inc UNH.