NOC

SEC source: 0001628280-24-005945 · wk-form4_1708553038.xml · nonDerivative · entry 1

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,598.09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005304 · wk-form4_1708111269.xml · derivative · entry 5

Simpson Kathryn G · CIK 0001986485 · Corp VP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,701

Underlying: Common Stock · 1,919.01 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005304 · wk-form4_1708111269.xml · derivative · entry 4

Simpson Kathryn G · CIK 0001986485 · Corp VP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,620.01

Underlying: Common Stock · 4,332.01 shares

Expires not disclosed

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 558.01 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 3,774 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 1,919.01 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 1,361 RPSRs was previously reported on Form 3.

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005304 · wk-form4_1708111269.xml · derivative · entry 3

Simpson Kathryn G · CIK 0001986485 · Corp VP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,206

Underlying: Common Stock · 1,732 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ('LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ('LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ('LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005304 · wk-form4_1708111269.xml · nonDerivative · entry 2

Simpson Kathryn G · CIK 0001986485 · Corp VP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,651.68

SEC source: 0001628280-24-005304 · wk-form4_1708111269.xml · nonDerivative · entry 1

Simpson Kathryn G · CIK 0001986485 · Corp VP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,297.68

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005305 · wk-form4_1708111414.xml · derivative · entry 5

Warden Kathy J · CIK 0001559112 · Director · Chair, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,212

Underlying: Common Stock · 45,832.05 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005305 · wk-form4_1708111414.xml · derivative · entry 4

Warden Kathy J · CIK 0001559112 · Director · Chair, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 119,044.05

Underlying: Common Stock · 37,636.05 shares

Expires not disclosed

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 13,327.05 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 24,309 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 45,832.05 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 32,505 RPSRs was previously reported in connection with the grant of the 2021 RPSRs.

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005305 · wk-form4_1708111414.xml · derivative · entry 3

Warden Kathy J · CIK 0001559112 · Director · Chair, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,363

Underlying: Common Stock · 11,155 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005305 · wk-form4_1708111414.xml · nonDerivative · entry 2

Warden Kathy J · CIK 0001559112 · Director · Chair, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 186,728.13

SEC source: 0001628280-24-005305 · wk-form4_1708111414.xml · nonDerivative · entry 1

Warden Kathy J · CIK 0001559112 · Director · Chair, CEO and President

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 207,063.13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005303 · wk-form4_1708111109.xml · derivative · entry 7

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,149

Underlying: Common Stock · 1,040.58 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F4 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F4 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005303 · wk-form4_1708111109.xml · derivative · entry 6

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,189.58

Underlying: Common Stock · 5,435.58 shares

Expires not disclosed

F4 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F5 · shares: The RPSRs acquired include (i) 302.58 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,133 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 1,040.58 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 738 RPSRs was previously reported on Form 3.

F4 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F4 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005303 · wk-form4_1708111109.xml · derivative · entry 5

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,328

Underlying: Common Stock · 2,356 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F3 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F3 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005303 · wk-form4_1708111109.xml · nonDerivative · entry 2

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,600.11

SEC source: 0001628280-24-005303 · wk-form4_1708111109.xml · nonDerivative · entry 1

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,953.11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005301 · wk-form4_1708110823.xml · derivative · entry 5

Keffer David F · CIK 0001659994 · CVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,363

Underlying: Common Stock · 10,184.43 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005301 · wk-form4_1708110823.xml · derivative · entry 4

Keffer David F · CIK 0001659994 · CVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,547.43

Underlying: Common Stock · 8,623.43 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 2,961.43 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,662 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 10,184.43 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 7,223 RPSRs was previously reported in connection with the grant of the 2021 RPSRs.

F2 · derivative.exercise_date: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: Each Restricted Performance Stock Rights ("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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005301 · wk-form4_1708110823.xml · derivative · entry 3

Keffer David F · CIK 0001659994 · CVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,789

Underlying: Common Stock · 2,598 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005301 · wk-form4_1708110823.xml · nonDerivative · entry 2

Keffer David F · CIK 0001659994 · CVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,837.98

SEC source: 0001628280-24-005301 · wk-form4_1708110823.xml · nonDerivative · entry 1

Keffer David F · CIK 0001659994 · CVP & Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,099.98

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005300 · wk-form4_1708110621.xml · derivative · entry 5

Hardesty Michael A · CIK 0001569355 · Corp VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,811

Underlying: Common Stock · 2,377.26 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005300 · wk-form4_1708110621.xml · derivative · entry 4

Hardesty Michael A · CIK 0001569355 · Corp VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,188.26

Underlying: Common Stock · 1,899.26 shares

Expires not disclosed

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 691.26 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 1,208 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 2,377.26 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 1,686 RPSRs was previously reported in connection with the grant of the 2021 RPSRs.

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005300 · wk-form4_1708110621.xml · derivative · entry 3

Hardesty Michael A · CIK 0001569355 · Corp VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,513

Underlying: Common Stock · 554 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005300 · wk-form4_1708110621.xml · nonDerivative · entry 2

Hardesty Michael A · CIK 0001569355 · Corp VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,672.13

SEC source: 0001628280-24-005300 · wk-form4_1708110621.xml · nonDerivative · entry 1

Hardesty Michael A · CIK 0001569355 · Corp VP, Controller & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,419.13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005297 · wk-form4_1708110243.xml · derivative · entry 5

Fleming Robert J. · CIK 0001995165 · CVP and Pres. Space Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,330

Underlying: Common Stock · 912.27 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005297 · wk-form4_1708110243.xml · derivative · entry 4

Fleming Robert J. · CIK 0001995165 · CVP and Pres. Space Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,242.27

Underlying: Common Stock · 5,398.27 shares

Expires not disclosed

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 265.27 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,133 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 912.27 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 647 RPSRs was previously reported on Form 3.

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005297 · wk-form4_1708110243.xml · derivative · entry 3

Fleming Robert J. · CIK 0001995165 · CVP and Pres. Space Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,179

Underlying: Common Stock · 2,356 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/2027.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/2027.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/2027.

SEC source: 0001628280-24-005297 · wk-form4_1708110243.xml · nonDerivative · entry 2

Fleming Robert J. · CIK 0001995165 · CVP and Pres. Space Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,558.27

SEC source: 0001628280-24-005297 · wk-form4_1708110243.xml · nonDerivative · entry 1

Fleming Robert J. · CIK 0001995165 · CVP and Pres. Space Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,890.27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005299 · wk-form4_1708110344.xml · derivative · entry 5

Jones Thomas H · CIK 0001834674 · CVP & Pres Aeronautics Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,183

Underlying: Common Stock · 10,184.43 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005299 · wk-form4_1708110344.xml · derivative · entry 4

Jones Thomas H · CIK 0001834674 · CVP & Pres Aeronautics Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,367.43

Underlying: Common Stock · 8,094.43 shares

Expires not disclosed

F2 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · shares: The RPSRs acquired include (i) 2,961.43 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,133 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 10,184.43 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 7,223 RPSRs was previously reported in connection with the grant of the 2021 RPSRs.

F2 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F2 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005299 · wk-form4_1708110344.xml · derivative · entry 3

Jones Thomas H · CIK 0001834674 · CVP & Pres Aeronautics Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,249

Underlying: Common Stock · 2,356 shares

Expires not disclosed

F1 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F1 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005299 · wk-form4_1708110344.xml · nonDerivative · entry 2

Jones Thomas H · CIK 0001834674 · CVP & Pres Aeronautics Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,901.925

SEC source: 0001628280-24-005299 · wk-form4_1708110344.xml · nonDerivative · entry 1

Jones Thomas H · CIK 0001834674 · CVP & Pres Aeronautics Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,732.925

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-005296 · wk-form4_1708109992.xml · derivative · entry 6

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,183

Underlying: Common Stock · 10,184.43 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005296 · wk-form4_1708109992.xml · derivative · entry 5

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,367.43

Underlying: Common Stock · 8,094.43 shares

Expires not disclosed

F3 · derivative.exercise_price: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F4 · shares: The RPSRs acquired include (i) 2,961.43 vested RPSRs with respect to the measurement period ended 12/31/23 acquired due to settlement of the RPSRs granted under the LTISP on 2/16/21 that resulted in settlement at 141% of the target award; and (ii) 5,133 unvested RPSRs granted under the LTISP on 2/14/24 with a measurement period ending on 12/31/26. A total of 10,148.43 shares were issued in settlement of the 2021 RPSRs with a measurement period that ended 12/31/23, and the target award amount of 7,223 RPSRs was previously reported in connection with the grant of the 2021 RPSRs.

F3 · derivative.exercise_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

F3 · derivative.expiration_date: 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 applicable performance metric is satisfied for the relevant measurement period. Grants awarded pursuant to Rule 16b-3(d).

SEC source: 0001628280-24-005296 · wk-form4_1708109992.xml · derivative · entry 4

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,249

Underlying: Common Stock · 2,356 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F2 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

F2 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 2/14/24 and will vest on 2/14/27.

SEC source: 0001628280-24-005296 · wk-form4_1708109992.xml · nonDerivative · entry 2

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,314.09

SEC source: 0001628280-24-005296 · wk-form4_1708109992.xml · nonDerivative · entry 1

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,084.09

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001628280-24-000076 · wk-form4_1704232945.xml · nonDerivative · entry 1

Robinson Graham · CIK 0001810641 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,353

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.

SEC source: 0001628280-24-000075 · wk-form4_1704232715.xml · nonDerivative · entry 1

KRISHNA ARVIND · CIK 0001629898 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 882

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.

SEC source: 0001628280-24-000066 · wk-form4_1704232411.xml · nonDerivative · entry 1

Brown Marianne Catherine · CIK 0001804183 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,145

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.

SEC source: 0001628280-23-041069 · wk-form4_1701983808.xml · derivative · entry 3

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,972

Underlying: Common Stock · 328 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 12/5/23 and will vest on 12/5/25.

F3 · derivative.exercise_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 12/5/23 and will vest on 12/5/25.

F3 · derivative.expiration_date: Each Restricted Stock Right ("RSR") represents a contingent right to receive an equivalent number of shares in Issuer common stock, or, at the election of the Issuer's Compensation Committee, cash or a combination of cash and Issuer common stock. The RSRs were granted under the Long-Term Incentive Stock Plan ("LTISP") on 12/5/23 and will vest on 12/5/25.

SEC source: 0001628280-23-037862 · wk-form4_1699478193.xml · nonDerivative · entry 1

Caylor Mark A · CIK 0001559097 · CVP & Pres, Mission Systems

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,899.66

SEC source: 0001628280-23-034242 · wk-form4_1697055354.xml · nonDerivative · entry 1

ROEDER ROSHAN S · CIK 0001950117 · CVP & Pres. Defense Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 912.53

F1 · shares: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 2/24/2023.

SEC source: 0001628280-23-033490 · wk-form4_1696278294.xml · nonDerivative · entry 1

Robinson Graham · CIK 0001810641 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,303

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.

SEC source: 0001628280-23-033487 · wk-form4_1696278114.xml · nonDerivative · entry 1

KRISHNA ARVIND · CIK 0001629898 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 804

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.

SEC source: 0001628280-23-033484 · wk-form4_1696277961.xml · nonDerivative · entry 1

Brown Marianne Catherine · CIK 0001804183 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,013

F1 · kind: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F1 · shares: Represents shares of common stock deferred into a stock unit account pursuant to the Northrop Grumman 2011 Long-Term Incentive Stock Plan (the "Plan") in a transaction exempt pursuant to Rule 16b-3.

F2 · balance_after: Represents shares of common stock, including dividends, held in a stock unit account pursuant to the Plan. Dividends earned on shares held in the stock unit account were exempt from Section 16 and not reportable under Rule 16a-11.