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Wisconsin Power and Light Company Prices Public Offering of Debentures

Wisconsin Power and Light Company (LNT) | December 2, 2025

By Fiona Wilson

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Wisconsin Power and Light Company, a subsidiary of Alliant Energy Corporation, priced a public offering of $300 million aggregate principal amount of 5.700% debentures due 2055.

The debentures will be used to reduce outstanding commercial paper and for general corporate purposes.

Offering marketed through underwriters including Mizuho Securities USA LLC, Wells Fargo Securities, LLC, BofA Securities, Inc., and MUFG Securities Americas Inc.

Offer Details

$300 million aggregate principal amount of 5.700% debentures due 2055

Use of Proceeds

Intended to reduce outstanding commercial paper and for general corporate purposes

Closing Date

Expected to occur on December 5, 2025

  • The offering provides Wisconsin Power and Light Company with capital for strategic initiatives and debt refinancing.
  • Investors are attracted by the 5.700% debentures due in 2055, offering a stable long-term investment opportunity.

Wisconsin Power and Light Company successfully priced a public offering of debentures to strengthen its financial position and support future growth initiatives.