FedEx reported better-than-expected fiscal fourth quarter earnings, but changed its guidance practice. Shares were falling slightly shortly after results were released. Tuesday evening, the logistics company reported adjusted earnings per share of $6.

FedEx said it had achieved its $4 billion cost-cutting goal and will aim to trim another $1 billion in its upcoming fiscal year.

FedEx Corp. on Tuesday forecast a fiscal first-quarter per-share profit that came in shy of Wall Street’s expectations, sending shares of the package-delivery giant lower in after-hours trade.

FedEx reported better-than-expected fourth-quarter profits, but company officials warned of the impact of economic uncertainty — including tariffs.