This was the stock's second consecutive day of gains.

Cummins Inc. (NYSE: CMI) and Liberty Energy Inc. (NYSE: LBRT) (“Liberty”) today announced that the industry’s first natural ...

Liberty Energy and Cummins partner to deploy industry's first hydraulic fracturing platform powered by natural gas engine, reducing carbon footprint.

Liberty Energy Inc. and Cummins Inc. are deploying the natural gas large displacement engine developed in a partnership ...

Cummins (CMI) and Liberty Energy (LBRT) announced that the industry’s first natural gas variable speed, large displacement engine to power ...

The Duramax diesel is a series of diesel engines manufactured by General Motors. Here's a breakdown of the generations over ...

This was the stock's second consecutive day of losses.