SR vs AD Comparison

Spire Inc. is the holding company for Spire Missouri, Spire Alabama, other gas utilities, and gas-related businesses, focused on growing organically, investing in infrastructure, and advancing through innovation. Its three segments are Gas Utility, Gas Marketing, and Midstream. The Gas Utility segment is the core business and includes Spire Missouri, Spire Alabama, and Spire EnergySouth. The Gas Marketing segment includes Spire Marketing, which provides non-regulated natural gas services across the U.S. The Midstream segment includes Spire Storage, Spire STL Pipeline, and Spire MoGas Pipeline. The majority of revenue comes from Gas Utility.

Array Digital Infrastructure, formerly US Cellular, sold its regional wireless operations serving about 4.4 million customers to T-Mobile in August 2025. The firm has agreed to sell most of its remaining spectrum licenses; however, it will still retain rights to C-band spectrum in several locations after these deals are closed. Array also owns a 5.5% stake in Verizon Wireless' Los Angeles operations, as well as other smaller wireless partnership interests in Oklahoma and upstate New York. The firm still operates a portfolio of about 4,400 wireless towers.