Cramer’s Lightning Round: Cassava Sciences is ‘speculative’

$Cassava Sciences (SAVA.US)$ : “If they can have something big, that stock triples. If they don’t, I think it drifts down. I like that risk/reward, but understand it’s speculative.”

$Lantheus (LNTH.US)$ : “I think it’s great..Lantheus is terrific.”