Summary
Exelon Corp. is a gas and electric utility. It is a leading pure-play energy provider with transmission and distribution operations in the U.S. and headquarters in Chicago. Exelon spun off its generation business in 2022, which was about 60% nuclear, as Constellation Energy. Constellation is now a publicly traded company (CEG) focused on generation and competitive distribution, while Exelon focuses on regulated transmission and distribution. Exelon shares were repriced as a result of this separation.
As of the beginning of 2025, Exelon has about 9.2 million electric customers and 1.4 million gas customers through its six regulated utility subsidiaries. Its service regions are primarily in central Maryland (Baltimore Gas & Electric Co.), northern Illinois (ComEd), and southeastern Pennsylvania (PECO). Revenues in 2024 we
