Here's what Jim Cramer had to say about some of the stocks that callers offered up during the "Mad Money Lightning Round" Friday evening:

Cronos Group (CRON) - Get Report : "I think Canopy Growth (CGC) - Get Report is best. This one is second best."

Invitae (NVTA) - Get Report : "If you want targeted cancer treatments, this one is a buy."

Fortinet (FTNT) - Get Report : "This is a tough one. I like Palo Alto Networks (PANW) - Get Report a lot more."

ComScore (SCOR) - Get Report : "I don't want to touch it, they don't have the growth I need."

Dominion Energy (D) - Get Report : "These guys are fantastic."

E*TRADE Financial (ETFC) - Get Report : "This one is tougher for me to recommend."

Exact Sciences (EXAS) - Get Report : "I would hold onto this one. It's doing quite well."

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At the time of publication, Cramer's Action Alerts PLUS had no position in stocks mentioned.