Tesla ran up over 10% on Monday after Morgan Stanley's Adam Jonas upgraded the stock and issued a Street-high price target. CNBC Mad Money host Jim Cramer weighed in on the analyst's take and the stock move. "Look, I like Adam Jonas," Cramer said, adding the analyst missed the entire run in Tesla that came from being a car company. “Maybe he's getting ahead of the next leg higher as a supercomputer company – one that could possibly challenge Nvidia down the road?” the stock picker said. “That's why Tesla stock went up 10% today and Nvidia stock went down? I am not convinced of it,” he added. Read more on benzinga.com . . #cramer #tesla #nvidia