WEC ENERGY GROUP, INC. — Director's Dealing 2012

Jun 1, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WISCONSIN ENERGY CORP (WEC)
CIK: 0000783325
Period of Report: 2012-05-31

Reporting Person: KLAPPA GALE E (Director, Chairman, President, and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-31	Common Stock	M	39974	$17.10	Acquired	152543.0566	Direct
2012-05-31	Common Stock	S	39974	$37.7051	Disposed	112569.0566	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-31	Stock Option (Right to buy)	$17.10	M	39974	Disposed	2015-01-18	Common Stock (39974)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2864.459	Indirect

Footnotes

F1: Includes shares acquired pursuant to a dividend reinvestment feature of Wisconsin Energy Corporation's Stock Plus Investment Plan in transactions exempt from Section 16 pursuant to Rule 16a-11.

F2: This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.59 to $37.925, inclusive. The reporting person undertakes to provide to Wisconsin Energy Corporation ("WEC"), any security holder of WEC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

F3: Includes shares acquired under Wisconsin Energy Corporation's Employee Retirement Savings Plan (ERSP) in transactions exempt from Section 16(b) pursuant to Rule 16b-3(c) and exempt from reporting pursuant to Rule 16a-3(f)(1)(i)(B). The number of shares in the ERSP attributable to any one participant varies with the price of the Common Stock. The information in this report is based on a plan statement dated as of April 30, 2012.