Wallace Sally

SEC source: 0001849652-26-000008 · wk-form4_1781554575.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 57,053

F1 · price: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 6, 2025.

SEC source: 0001849652-26-000006 · wk-form4_1775771955.xml · derivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,359

Underlying: Common Stock · 7,359 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2027, April 1, 2028 and April 1, 2029, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2027 and April 1, 2028 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2029.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2027, April 1, 2028 and April 1, 2029, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2027 and April 1, 2028 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2029.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2027, April 1, 2028 and April 1, 2029, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2027 and April 1, 2028 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2029.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 11

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,353

F4 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 6, 2025.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.205 - $46.98, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · derivative · entry 14

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 6,085

Underlying: Common Stock · 3,042 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.

F10 · derivative.exercise_price: Each RSU was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2026. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

F10 · derivative.exercise_date: Each RSU was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2026. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

F10 · derivative.expiration_date: Each RSU was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2026. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · derivative · entry 13

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 4,337

Underlying: Common Stock · 4,337 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.

F8 · derivative.exercise_price: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2025 and April 1, 2026. The remaining one-third of RSUs are scheduled to vest on April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through such date.

F8 · derivative.exercise_date: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2025 and April 1, 2026. The remaining one-third of RSUs are scheduled to vest on April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through such date.

F8 · derivative.expiration_date: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2025 and April 1, 2026. The remaining one-third of RSUs are scheduled to vest on April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through such date.

F9 · balance_after: The Reporting Person's Form 4 filed on April 3, 2025, incorrectly overstated the total number of derivative securities remaining after the vesting of RSUs was 15,926 on April 1, 2025, this number should have stated 8,674 RSUs. This was a result of an inadvertent administrative error.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · derivative · entry 12

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,252 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.

F6 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs vested one-third on April 1, 2026.

F6 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs vested one-third on April 1, 2026.

F6 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs vested one-third on April 1, 2026.

F7 · balance_after: The Reporting Person's Form 4 filed on April 3, 2025, incorrectly overstated the total number of derivative securities remaining after the vesting of RSUs was 20,263 on April 1, 2025, this number should have stated 7,252 RSUs. This was a result of an inadvertent administrative error.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 10

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,313

F2 · kind: Shares withheld by the Issuer to satisfy tax withholding requirements.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 9

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 88,806

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: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 8

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 85,764

F2 · kind: Shares withheld by the Issuer to satisfy tax withholding requirements.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 7

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,892

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: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 6

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 83,555

F2 · kind: Shares withheld by the Issuer to satisfy tax withholding requirements.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 5

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,113

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: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 4

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 79,861

F2 · kind: Shares withheld by the Issuer to satisfy tax withholding requirements.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 87,545

F3 · shares: Represents PRSUs awarded in April 2023 under the Plan for the performance period January 1, 2023 through December 31, 2025, for which performance goals have been achieved and certified on February 19, 2026. Each PRSU represents the right to one share of the Issuer's common stock. The PRSUs vested on April 1, 2026.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 71,881

F2 · kind: Shares withheld by the Issuer to satisfy tax withholding requirements.

SEC source: 0001849652-26-000004 · wk-form4_1775249520.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 81,720

F1 · shares: Represents performance restricted stock units ("PRSUs") awarded in April 2023 under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") for the performance period January 1, 2023 through December 31, 2025, for which performance goals have been achieved and certified on February 19, 2026. Each PRSU represents the right to one share of the Issuer's common stock. The PRSUs vested on April 1, 2026.

SEC source: 0001849652-26-000002 · wk-form4_1767793797.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,353

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 6, 2025.

SEC source: 0001127602-25-011698 · form4.xml · derivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,127

Underlying: Common Stock · 9,127 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2026, April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2026, April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2026, April 1, 2027 and April 1, 2028, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2026 and April 1, 2027 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2028.

SEC source: 0001127602-25-011426 · form4.xml · nonDerivative · entry 5

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 59,653

F4 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 11, 2024.

SEC source: 0001127602-25-011426 · form4.xml · derivative · entry 7

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 15,926

Underlying: Common Stock · 4,337 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 RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2025. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2026, and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

F3 · derivative.exercise_date: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2025. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2026, and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

F3 · derivative.expiration_date: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2025. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2026, and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-25-011426 · form4.xml · derivative · entry 6

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,263

Underlying: Common Stock · 7,252 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan"), and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One third of the RSU's vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs are scheduled to vest one-third on April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan"), and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One third of the RSU's vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs are scheduled to vest one-third on April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan"), and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One third of the RSU's vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs are scheduled to vest one-third on April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-25-011426 · form4.xml · nonDerivative · entry 4

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 61,151

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-25-011426 · form4.xml · nonDerivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,246

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 · kind: Each RSU was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSUs vested on April 1, 2025. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2026, and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-25-011426 · form4.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,909

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-25-011426 · form4.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 62,412

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.

F1 · kind: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan"), and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One third of the RSU's vested on each of April 1, 2024 and April 1, 2025. The remaining RSUs are scheduled to vest one-third on April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 7

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 55,160

F4 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 29, 2024.

SEC source: 0001127602-25-009986 · form4.xml · derivative · entry 10

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,457 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 stock unit ("RSU") was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The final third of the RSUs vested on March 17, 2025.

F3 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The final third of the RSUs vested on March 17, 2025.

F3 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The final third of the RSUs vested on March 17, 2025.

SEC source: 0001127602-25-009986 · form4.xml · derivative · entry 9

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 22,696 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.

F1 · derivative.exercise_price: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

F1 · derivative.exercise_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

F1 · derivative.expiration_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

SEC source: 0001127602-25-009986 · form4.xml · derivative · entry 8

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 23,949 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.

F1 · derivative.exercise_price: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

F1 · derivative.exercise_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

F1 · derivative.expiration_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 6

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 63,513

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 5

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 68,081

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 · kind: Each restricted stock unit ("RSU") was granted under the Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The final third of the RSUs vested on March 17, 2025.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 4

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 58,624

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 68,653

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.

F1 · kind: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 45,957

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-25-009986 · form4.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 54,051

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.

F1 · kind: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on March 17, 2025.

SEC source: 0001127602-24-028536 · form4.xml · nonDerivative · entry 5

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 30,102

F4 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 29, 2024.

SEC source: 0001127602-24-028536 · form4.xml · derivative · entry 7

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,429 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 stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs were granted to the Reporting Person in connection with the closing of the Merger. The RSUs vested on November 29, 2024, the second anniversary of the grant date.

F3 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs were granted to the Reporting Person in connection with the closing of the Merger. The RSUs vested on November 29, 2024, the second anniversary of the grant date.

F3 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs were granted to the Reporting Person in connection with the closing of the Merger. The RSUs vested on November 29, 2024, the second anniversary of the grant date.

SEC source: 0001127602-24-028536 · form4.xml · derivative · entry 6

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,143 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.

F1 · derivative.exercise_price: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on November 29, 2024, the second anniversary of the grant date.

F1 · derivative.exercise_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on November 29, 2024, the second anniversary of the grant date.

F1 · derivative.expiration_date: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on November 29, 2024, the second anniversary of the grant date.

SEC source: 0001127602-24-028536 · form4.xml · nonDerivative · entry 4

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 34,441

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-24-028536 · form4.xml · nonDerivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 40,928

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 · price: Each restricted stock unit ("RSU") was granted under the Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs were granted to the Reporting Person in connection with the closing of the Merger. The RSUs vested on November 29, 2024, the second anniversary of the grant date.

SEC source: 0001127602-24-028536 · form4.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 27,499

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-24-028536 · form4.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 37,229

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.

F1 · price: Each performance restricted stock unit ("PRSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan (the "Plan") and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The PRSUs were granted to the Reporting Person in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger, dated June 21, 2022, by and among Leonardo DRS, Inc., RADA Electronic Industries Limited and Blackstart Ltd (the "Merger"). The PRSUs vested on November 29, 2024, the second anniversary of the grant date.

SEC source: 0001127602-24-014662 · form4.xml · derivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,011

Underlying: Common Stock · 13,011 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2025, April 1, 2026 and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2025, April 1, 2026 and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2025, April 1, 2026 and April 1, 2027, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-24-012367 · form4.xml · derivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,504

Underlying: Common Stock · 7,252 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSU's vested on April 1, 2024. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSU's vested on April 1, 2024. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSU's vested on April 1, 2024. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

SEC source: 0001127602-24-012367 · form4.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,086

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-24-012367 · form4.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,501

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.

F1 · price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third of the RSU's vested on April 1, 2024. The remaining RSUs are scheduled to vest one-third annually on each of April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

SEC source: 0001127602-24-010584 · form4.xml · derivative · entry 3

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,457

Underlying: Common Stock · 9,456 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.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third each of the RSUs vested on each of March 15, 2023 and March 15, 2024. The remaining one-third will vest on March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third each of the RSUs vested on each of March 15, 2023 and March 15, 2024. The remaining one-third will vest on March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third each of the RSUs vested on each of March 15, 2023 and March 15, 2024. The remaining one-third will vest on March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001127602-24-010584 · form4.xml · nonDerivative · entry 2

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,249

F2 · kind: Shares withheld by the Company to satisfy tax withholding requirements.

SEC source: 0001127602-24-010584 · form4.xml · nonDerivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,540

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.

F1 · price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. One-third each of the RSUs vested on each of March 15, 2023 and March 15, 2024. The remaining one-third will vest on March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001628280-23-012214 · wf-form4_168200854570912.xml · derivative · entry 1

Wallace Sally · CIK 0001849652 · EVP, Business Operations

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,756

Underlying: Common Stock · 21,756 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2024, April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

F1 · derivative.exercise_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2024, April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.

F1 · derivative.expiration_date: Each restricted stock unit ("RSU") was granted under the Issuer's 2022 Omnibus Equity Compensation Plan, and represents a contingent right to receive one share of the common stock of the Issuer or the cash equivalent thereof. The RSUs are scheduled to vest one-third annually on each of April 1, 2024, April 1, 2025 and April 1, 2026, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of April 1, 2024 and April 1, 2025 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2026.