FORM 8-K 08/06/09

Company

ALLIANT ENERGY CORP

Filed

August 6, 2009

Period of Report

August 6, 2009

Accession Number

0000107832-09-000007

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →