ALLIANT ENERGY CORP — Director's Dealing 2011

Jan 4, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLIANT ENERGY CORP (LNT)
CIK: 0000352541
Period of Report: 2010-12-31

Reporting Person: SWAN BARBARA J (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-31	Common Stock	F	864	$36.965	Disposed	13679.939	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	7564.0686	Indirect

Footnotes

F1: Reflects 401(k) holdings as of this filing date.