Lynn William III

SEC source: 0001850774-26-000006 · form4-07062026_090709.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 892

F1 · shares: Represents a grant of restricted shares of Common Stock that will vest in full on July 11, 2027, subject to the Reporting Person's continued service to the Issuer through such date. If the Reporting Person's service terminates prior to the vesting date, a prorated portion of the grant will vest immediately upon such termination.

SEC source: 0001850774-25-000004 · wk-form4_1765493320.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312,382

SEC source: 0001127602-25-014655 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 322,382

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 27, 2024.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.27 - $41.07, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Company or a security holder of the Company, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-25-011684 · form4.xml · derivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,605

Underlying: Common Stock · 68,605 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: 0001127602-25-011245 · form4.xml · derivative · entry 6

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,507

Underlying: Common Stock · 31,753 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. The number of RSUs that vested on April 1, 2025 and that will vest on April 1, 2026 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2027.

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. The number of RSUs that vested on April 1, 2025 and that will vest on April 1, 2026 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2027.

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. The number of RSUs that vested on April 1, 2025 and that will vest on April 1, 2026 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2027.

SEC source: 0001127602-25-011245 · form4.xml · derivative · entry 5

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,361

Underlying: Common Stock · 46,361 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: 0001127602-25-011245 · form4.xml · nonDerivative · entry 4

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 367,382

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

SEC source: 0001127602-25-011245 · form4.xml · nonDerivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 383,291

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. The number of RSUs that vested on April 1, 2025 and that will vest on April 1, 2026 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on April 1, 2027.

SEC source: 0001127602-25-011245 · form4.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 351,538

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

SEC source: 0001127602-25-011245 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 374,765

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: 0001127602-25-010038 · form4.xml · nonDerivative · entry 7

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 328,404

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 27, 2024.

F5 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.83 - $33.20, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Company or a security holder of the Company, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-25-010038 · form4.xml · derivative · entry 10

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 60,452 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: 0001127602-25-010038 · form4.xml · derivative · entry 9

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 145,086 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: 0001127602-25-010038 · form4.xml · derivative · entry 8

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 153,103 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: 0001127602-25-010038 · form4.xml · nonDerivative · entry 6

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 373,404

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

SEC source: 0001127602-25-010038 · form4.xml · nonDerivative · entry 5

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 403,691

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: 0001127602-25-010038 · form4.xml · nonDerivative · entry 4

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 343,239

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

SEC source: 0001127602-25-010038 · form4.xml · nonDerivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 415,928

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.

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: 0001127602-25-010038 · form4.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 270,842

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

SEC source: 0001127602-25-010038 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 343,040

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: 0001127602-25-002700 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 189,937

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 27, 2024.

F2 · price: The price reported is a weighted average price (rounded to the nearest whole cent). These shares were sold in multiple transactions at prices ranging from $34.83 - $35.72, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Company or a security holder of the Company, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-028541 · form4.xml · nonDerivative · entry 5

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 234,937

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 27, 2024.

F5 · price: The price reported is a weighted average price (rounded to the nearest whole cent). These shares were sold in multiple transactions at prices ranging from $33.60 - $35.40, inclusive. The Reporting Person undertakes to provide upon request by the Commission staff, the Company or a security holder of the Company, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-24-028541 · form4.xml · derivative · entry 7

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 142,858 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: 0001127602-24-028541 · form4.xml · derivative · entry 6

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 214,286 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: 0001127602-24-028541 · form4.xml · nonDerivative · entry 4

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 279,937

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

SEC source: 0001127602-24-028541 · form4.xml · nonDerivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 351,509

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: 0001127602-24-028541 · form4.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 208,651

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

SEC source: 0001127602-24-028541 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 316,009

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: 0001127602-24-014667 · form4.xml · derivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 95,260

Underlying: Common Stock · 95,260 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: 0001127602-24-012361 · form4.xml · derivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,722

Underlying: Common Stock · 46,361 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: 0001127602-24-012361 · form4.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,723

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

SEC source: 0001127602-24-012361 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,255

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: 0001127602-24-010595 · form4.xml · derivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,452

Underlying: Common Stock · 60,453 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: 0001127602-24-010595 · form4.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,894

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

SEC source: 0001127602-24-010595 · form4.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,593

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: 0001628280-23-012220 · wf-form4_168200903634115.xml · derivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 139,083

Underlying: Common Stock · 139,083 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.

SEC source: 0001628280-23-017452 · wf-form4_168381619108714.xml · derivative · entry 3

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,905

Underlying: Common Stock · 60,453 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 RSUs vested on March 15, 2023 and the remainder will vest one-third annually on each of March 15, 2024 and 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 of the RSUs vested on March 15, 2023 and the remainder will vest one-third annually on each of March 15, 2024 and 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 of the RSUs vested on March 15, 2023 and the remainder will vest one-third annually on each of March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001628280-23-017452 · wf-form4_168381619108714.xml · nonDerivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,140

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

SEC source: 0001628280-23-017452 · wf-form4_168381619108714.xml · nonDerivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,453

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 RSUs vested on March 15, 2023 and the remainder will vest one-third annually on each of March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date.

SEC source: 0001628280-22-031007 · wf-form4_166981243222298.xml · derivative · entry 2

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,286

Underlying: Common Stock · 214,286 shares

Expires not disclosed

F2 · derivative.exercise_price: Each performance restricted stock unit ("PRSU") 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 PRSUs were granted to the Reporting Person in connection with the closing of the Merger. The target number of PRSUs is presented in the table. The PRSUs are scheduled to vest over a period of two years, and the number of PRSUs actually earned will be determined based upon the achievement of certain predetermined performance targets and have no expiration date.

F2 · derivative.exercise_date: Each performance restricted stock unit ("PRSU") 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 PRSUs were granted to the Reporting Person in connection with the closing of the Merger. The target number of PRSUs is presented in the table. The PRSUs are scheduled to vest over a period of two years, and the number of PRSUs actually earned will be determined based upon the achievement of certain predetermined performance targets and have no expiration date.

F2 · derivative.expiration_date: Each performance restricted stock unit ("PRSU") 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 PRSUs were granted to the Reporting Person in connection with the closing of the Merger. The target number of PRSUs is presented in the table. The PRSUs are scheduled to vest over a period of two years, and the number of PRSUs actually earned will be determined based upon the achievement of certain predetermined performance targets and have no expiration date.

SEC source: 0001628280-22-031007 · wf-form4_166981243222298.xml · derivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 142,858

Underlying: Common Stock · 142,858 shares

Expires not disclosed

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. The RSUs 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 RSUs are scheduled to vest on the second anniversary of the grant date and have no expiration 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. The RSUs 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 RSUs are scheduled to vest on the second anniversary of the grant date and have no expiration 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. The RSUs 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 RSUs are scheduled to vest on the second anniversary of the grant date and have no expiration date.

SEC source: 0001628280-23-001739 · wf-form4_167511488359353.xml · derivative · entry 1

Lynn William III · CIK 0001850774 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,358

Underlying: Common Stock · 181,358 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 March 15, 2023, March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of March 15, 2023 and March 15, 2024 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on March 15,2025.

F1 · kind: 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 March 15, 2023, March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of March 15, 2023 and March 15, 2024 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on March 15,2025.

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 March 15, 2023, March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of March 15, 2023 and March 15, 2024 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on March 15,2025.

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 March 15, 2023, March 15, 2024 and March 15, 2025, subject to the Reporting Person's continued employment with the Issuer through each date. The number of RSUs that vest on each of March 15, 2023 and March 15, 2024 shall be rounded down to the nearest whole number of RSUs and the remaining RSUs shall vest on March 15,2025.