CNP −3.8%. American Electric Power +2.3%, Nextera Energy −8.5%, Southern −14.8%, Constellation Energy −27.4%. Weekly closes, Oct 10, 2025 = 100, log scale.

End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in CNP’s SEC industry (Electric Services) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.