Orbital ATK, Inc. (OA) Social Stream OA Home News Ratings Charts Dividends Social Warning: This security is no longer trading. Northrop Grumman Completes Orbital ATK Takeover Orbital ATK, Inc. (OA): $134.50 0.66 (+0.49%) POWR Rating Component Grades Sign Up to See Ratings...FREE! We have 9 different ratings for every stock to help you appreciate its future potential. You can unlock it all now. Just click the link above. Growth S Value I Momentum G Stability N Sentiment U Quality P Add OA to Watchlist Sign Up Industry: Air/Defense Services Ranked of NR in industry See All 'A' Rated Buy Stocks Loading social stream, please wait... GET POWR RATINGS... FREE! Most Popular Stories View All • Bears Back in Charge...What Happens Next? • 2 Warren Buffett Stocks to Buy and Never Sell • 3 Stocks That’ll Help You Score Big No Matter What Happens Next • The Most Sought-After Tech Stock to Buy Right Now • Investors: THIS is the Elephant in the Room View All Top Stories Get Free Updates Join thousands of investors who get the latest news, insights and top rated picks from StockNews.com!