WAB vs VST Comparison

Westinghouse Air Brake Technologies Corp provides value-added, technology-based products and services for the freight rail and passenger transit industries and the mining, marine, and industrial markets. It provides its products and services through two main business segments: Freight and Transit. The company generates maximum revenue from the Freight segment, which manufactures new and modernized locomotives, provides aftermarket parts and services to existing locomotives, provides components to new and existing freight cars; builds new commuter locomotives; supplies rail control and infrastructure products, including electronics, positive train control equipment, signal design, and engineering services. Geographically, it generates a majority of its revenue from the United States.

Vistra Energy is one of the largest power producers and retail energy providers in the US. Following the 2024 Energy Harbor acquisition, Vistra owns 41 gigawatts of nuclear, coal, natural gas, solar, and energy storage assets. Its retail electricity business serves 5 million customers in 20 states, including almost a third of all Texas electricity consumers. Vistra emerged from the Energy Future Holdings bankruptcy as a stand-alone entity in 2016. It acquired Dynegy in 2018.