Caterpillar Inc. is having a tough time getting the materials it needs from suppliers facing a labor crunch, adding another hurdle for the machinery maker already has said a global chip shortfall may keep it from fully meeting demand this year.

Supply chain snags that have roiled commodity markets and helped push aluminum prices to a 13-year high this week are unlikely to ease any time soon.

Caterpillar Inc. is warning of potential impacts ahead due to a global chip shortage, putting a damper on better-than-expected earnings for the world’s biggest maker of mining and construction equipment.

Caterpillar Inc. fourth-quarter earnings beat analysts’ expectations as reopening economies stoked demand for its signature yellow machines. The company said it expects stronger year-over-year sales this quarter, led by construction industries.

Deere & Co., the largest maker of agricultural machinery, increased its sales outlook for the year as farm equipment demand remained resilient despite an “uncertain” market due to the coronavirus pandemic.

Caterpillar Inc.’s machinery sales dropped by the most in 10 years last month in a sign of a deepening slump in its Americas businesses, where the company has extended plant shutdowns.

U.S. Steel Corp. expects to lay off about 2,700 employees as the virus forces the company to idle most of its blast furnaces.

The world’s biggest maker of mining and construction equipment is predicting that the pain from the coronavirus crisis is far from over.

One of the most recognizable names in the aluminum market offered little optimism for the industry as it’s rocked by the coronavirus crisis.

In a further indication of the stress rippling through the construction and mining sectors, Caterpillar Inc. reported its biggest decline in global machine sales since the end of 2016.