Latest News Eli Lilly Stock Slips as Hyped-Up Obesity Drug Sales Fall Short. Earnings Crush Estimates. By February 2, 20239 views ShareTweet 0 Eli Lilly Stock Falls as Obesity Drug Sales Disappoint. | Barron’s Eli Lilly stock was falling Thursday as sales in the pharmaceutical company’s much-hyped obesity drug came up short. Fourth-quarter earnings, however, did crush estimates. Shares in Eli Lilly (ticker: LLY) fell 2.9% in premarket trading. Futures tracking the S&P 500 were rising 0.5%, by comparison.