• Alliant Energy held its annual shareholder meeting on May 20, 2026, with investors voting on board nominees, the auditor, and other matters.
• Director nominees Patrick Allen, Manu Asthana, Ignacio Cortina, Michael Garcia were elected.
• Shareholders ratified Deloitte & Touche LLP as independent registered public accounting firm for 2026.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Alliant Energy Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000352541-26-000036), on May 21, 2026, and is solely responsible for the information contained therein.