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.

The major indexes rose Tuesday on lower-than-expected December producer price index numbers. Palantir looks to end a losing streak.

Investors are gearing up for December's crucial consumer price index to determine the direction of Fed policy.

Investors are weighing what a reported gradual rollout of Trump tariff hikes could mean for inflation and the Fed.