Gibson Dunn Represented the Initial Purchasers in Alliant Energy’s $575 Million Convertible Senior Notes Offering

Firm News  |  May 16, 2025


Gibson Dunn represented the initial purchasers in Alliant Energy Corporation’s (AEC) private offering of $575 million aggregate principal amount of 3.250% convertible senior notes due 2028.

AEC is a public utility holding company that provides regulated electric and natural gas service to customers in the Midwest. Goldman Sachs & Co. LLC, Barclays Capital Inc., and J.P. Morgan Securities LLC acted as lead joint book-running managers for the offering.

Our team was led by partners Andrew Fabens and Stewart McDowell and of counsel Rodrigo Surcan, and included associates Lawrence Lee, Ian Mathenge, and Stephen Huie.

Partner William R. Hollaway and senior counsel Janine Durand advised on regulatory aspects; partner Rachel Levick and associate Taylor Amato advised on environmental aspects; and partner Lorna Wilson advised on tax.