Most U.S. stocks rose Tuesday following an encouraging update on inflation, though drops for Eli Lilly and other influential stocks kept indexes in check. The S&P 500 rose 0.1% as three out of every four stocks in the index climbed.

Drops for Eli Lilly and other influential companies are weighing on U.S. indexes. The S&P 500 slipped 0.3% Tuesday, even though the majority of stocks in the index rose. The

Eli Lilly & Co. (LLY) shares rose 0.3% premarket Wednesday, bouncing slightly after Tuesday's steep 6% plunge — the worst session for the stock in nearly four years. The selloff followed the drugmaker's disappointing fourth-quarter (Q4) revenue guidance,