The stock market’s rally stalled on Thursday after new data showed factory-gate inflation picking up, introducing fresh question marks over the outlook for interest rates. Major indexes finished mixed and near the flatline after investors bought the shares of big technology and financial companies and sold smaller stocks that had surged earlier in the week.

Gas prices plummeted last year and that's kept inflation lower than expected but a different number, core inflation, which excludes gas and groceries rose 3% and economists say it's increasing sharply.