ATK, Orbital Stockholders Approve

Orbital Sciences' and ATK's stockholders voted separately today to approve the proposed merger of Orbital with ATK's aerospace and defense groups, the companies announced today.

The merger is expected to close on Feb. 9. Under the deal, shares of Orbital common stock will be delisted after the close of trading on Feb. 9. Each Orbital share will be converted into the right to get 0.449 shares of ATK common stock. ATK will be renamed Orbital ATK and its shares will trade under the ticker symbol "OA" starting Feb. 10.

For every one share of ATK common stock they hold, ATK stockholders will receive on Feb. 2 two shares of common stock in the ATK sporting business, which has been renamed Vista Outdoor. Vista Outdoor stock will trade under the ticker symbol "VSTO" starting Feb. 10.