X0306 4 2018-10-30 0001133421 NORTHROP GRUMMAN CORP /DE/ NOC 0001682425 Addison Ann M 2980 FAIRVIEW PARK DRIVE FALLS CHURCH VA 22042 1 Corporate Vice President Restricted Performance Stock Rights 2018-10-30 4 A 0 2616.0000 0.0000 A Common Stock 2616.0000 2616.0000 D Restricted Stock Rights 2018-10-30 4 A 0 6037.0000 0.0000 A Common Stock 6037.0000 6037.0000 D Each Restricted Performance Stock Right ("RPSR") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the Issuer's election, cash or a combination of cash and Issuer common stock. The RPSRs vest if the application performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d). The RPSRs were granted under the 2011 Long-Term Incentive Stock Plan ("LTISP") on 10/30/18 with a measurement period ending on 12/31/20. Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares of Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. Total amount acquired includes (i) 891 unvested RSRs granted under the LTISP on 10/30/18 that will vest on 10/30/2021; and (ii) 5,146 unvested RSRs granted under the LTISP on 10/30/18 that will vest on 10/30/19. Grants awarded pursuant to Rule 16b-3(d). /s/ Jennifer C. McGarey, Attorney-in-Fact 2018-11-01