Register here for online delivery of stockholder materials

Alliant Techsystems Inc. (ATK) is pleased to offer our stockholders the benefits and convenience of electronic delivery, including:

Elimination of bulky paper documents from your personal files
Convenient online proxy voting
The quickest delivery possible of the proxy statement, annual report and related materials to stockholders
Reduction of printing and mailing costs associated with more traditional delivery methods, which allows us to control expenses in the interest of delivering more value for all our stockholders

Enroll now by selecting the appropriate option below:

You are a registered stockholder if you have your stock certificate in your possession, or if you hold shares in book-entry form with ATK's transfer agent, Computershare Shareowner Services.

You are a beneficial stockholder if you maintain your position in the Company within a brokerage account.

You are a foreign investor if you do not have a US/Canadian Social Security Number or Tax ID associated with your account.

Register here for online delivery of stockholder materials

Enroll now by selecting the appropriate option below:

Registered stockholders

Beneficial stockholders

Foreign investors