Jim Cramer says he can't sell Eli Lilly despite its massive run up. Here's why

Eli Lilly 's expanding obesity drug pipeline is giving us little reason to take profits at this point — even after a massive run to record highs. "It's a parabolic spike. I don't buy parabolas," Jim Cramer said on " Squawk on the Street " on Monday. "But I can't sell it. I'm just not going to take that gain." Shares of Eli Lilly traded at all-time highs during Monday's session after the company unveiled new data on its next-generation obesity drug, retatrutide, at the American Diabetes …