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|Orbital Sets December 9 as Date of Special Stockholder Meeting to Vote on Merger with ATK|
|ATK Reports FY15 Second Quarter Operating Results|
|Alliant Tech to evaluate implications of Orbital's rocket failure on proposed merger|
|Alliant Tech evaluating merger plans after Orbital rocket explosion|
|ATK Awarded $204 Million to Supply Range of Munitions to U.S. Army and International Allies|
|ATK Offers Solid Solution to U.S. Air Force's RD-180 Replacement Request|
|ATK Statement Regarding Orbital's Antares Launch Failure|
|ATK Announces Filing of Registration Statement for Spin-Off of its Sporting Group|
|ATK Awarded $65 Million in Domestic and International Defense Contracts for Medium- and Large-Caliber Ammunition Production|
|ATK Successfully Tests Orion Launch Abort Motor Igniter|
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