ALLIANT ENERGY CORP — Director's Dealing 2013

May 20, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALLIANT ENERGY CORP (LNT)
CIK: 0000352541
Period of Report: 2013-05-15

Reporting Person: LARSEN JOHN O (Senior Vice President)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-15	Deferred Common Stock	$0	A	62.8509	Acquired		Common Stock (62.8509)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	6877.694	Direct
Common Stock	3959.0902	Indirect

Footnotes

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

F2: Units are to be settled upon reporting person's retirement.