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DUCOMMUN INC /DE/

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4321
SEC CIK
0000030305
Parsed reports
419

Last 12 months

Inside the activity.

0 purchase rows · 12 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202501
Dec 202501
Jan 202600
Feb 202600
Mar 202603
Apr 202600
May 202604
Jun 202600
Jul 202600
Aug 202603
Sep 202600
Oct 202600

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
May 08, 2026 Filed May 12, 2026 21:03 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
Tax withholdingCommon Stock 748 $137.23 $102,648.04
Disclosure

SEC source: 0001193125-26-219778 · ownership.xml · nonDerivative · entry 1

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,285

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on May 8, 2026, of 1,507 restricted stock units.

Read SEC document
May 08, 2026 Filed May 12, 2026 21:09 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Disposition to issuerCommon Stock 625 Not disclosed Not disclosed
Disclosure

SEC source: 0001193125-26-219815 · ownership.xml · nonDerivative · entry 2

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,890

F2 · shares: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 1,241 restricted stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 625 shares of Issuer common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

F2 · price: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 1,241 restricted stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 625 shares of Issuer common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

Read SEC document
May 08, 2026 Filed May 12, 2026 21:09 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 616 $137.23 $84,533.68
Disclosure

SEC source: 0001193125-26-219815 · ownership.xml · nonDerivative · entry 1

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,515

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on May 8, 2026, of 1,241 restricted stock units.

Read SEC document
May 08, 2026 Filed May 12, 2026 20:59 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Disposition to issuerCommon Stock 1,174 Not disclosed Not disclosed
Disclosure

SEC source: 0001193125-26-219760 · ownership.xml · nonDerivative · entry 2

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,064

F2 · shares: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 2,329 restricted stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 1,174 shares of Issuer common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

F2 · price: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 2,329 restricted stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 1,174 shares of Issuer common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

Read SEC document
May 08, 2026 Filed May 12, 2026 20:59 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Tax withholdingCommon Stock 1,155 $137.23 $158,500.65
Disclosure

SEC source: 0001193125-26-219760 · ownership.xml · nonDerivative · entry 1

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,238

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on May , 2026 of 2,329 restricted stock units.

Read SEC document
May 08, 2026 Filed May 12, 2026 20:55 UTC
Oswald Stephen GDirector · Chairman, President & CEO
Disposition to issuerCommon Stock 2,589 Not disclosed Not disclosed
Disclosure

SEC source: 0001193125-26-219734 · ownership.xml · nonDerivative · entry 2

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 414,249

F2 · shares: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 5,135 stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 2,589 shares of the Issuer's common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

F2 · price: In connection with the operation of the Issuer's Second Amended and Restated Clawback Policy (the "Clawback Policy") with respect to the restatement and revision of the Issuer's previously issued financial statements, as reported in the Issuer's Form 8-K filed on May 1, 2026, the Issuer determined that the Reporting Person would not have earned certain compensation had such compensation been determined based on the restated financial statements. As a result, 5,135 stock units that vested on May 8, 2026 were not delivered to the Reporting Person and 2,589 shares of the Issuer's common stock were returned to the Issuer in accordance with the Issuer's Clawback Policy.

Read SEC document
May 08, 2026 Filed May 12, 2026 20:55 UTC
Oswald Stephen GDirector · Chairman, President & CEO
Tax withholdingCommon Stock 2,546 $137.23 $349,387.58
Disclosure

SEC source: 0001193125-26-219734 · ownership.xml · nonDerivative · entry 1

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 416,838

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on May 8, 2026, of 5,135 restricted stock units.

Read SEC document
March 10, 2026 Filed Mar 10, 2026 22:03 UTC SaleCommon Stock 7,791 $131.90 $1,027,632.90
Disclosure

SEC source: 0001975924-26-000004 · ownership.xml · nonDerivative · entry 1

Mookerji Suman B. · CIK 0001975924 · S.V.P., CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,393

F1 · price: This transaction was executed in multiple trades at prices ranging from 130.19 to 133.01. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder, full information regarding the number of shares and the prices at which the transaction was effectuated.

Read SEC document
March 10, 2026 Filed Mar 12, 2026 21:04 UTC SaleCommon Stock 10,440 $130.83 $1,365,865.20
Disclosure

SEC source: 0001229083-26-000002 · ownership.xml · nonDerivative · entry 1

BALDRIDGE RICHARD A · CIK 0001229083 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,100

F1 · price: This transaction was executed in multiple trades at prices ranging from $130.00 to $132.41. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder, full information regarding the number of shares and the prices at which the transaction was effectuated.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionOption - Right to Purchase · Derivative 1,833 $139.45 Strike: $32.90 $255,611.85
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · derivative · entry 13

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,131

Underlying: Common Stock · 647 shares

Expires 2029-10-10

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.

F9 · derivative.exercise_date: This option vested in one-third increments on each of October 10, 2020, 2021 and 2022.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionOption - Right to Purchase · Derivative 2,500 $139.45 Strike: $40.44 $348,625.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · derivative · entry 12

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,484

Underlying: Common Stock · 820 shares

Expires 2029-10-10

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 · security: This option represents the right to purchase common stock under Ducommun Incorporated's Stock Incentive Plan, which is a Rule 16b-3 plan.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionOption - Right to Purchase · Derivative 5,840 $0.00 Strike: $42.25 $0.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · derivative · entry 11

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,664

Underlying: Common Stock · 1,882 shares

Expires 2029-06-17

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 · security: This option represents the right to purchase commun stock under Ducommun Incorporated's Stock Incentive Plan, which is a Rule 16b-3 plan.

F7 · derivative.exercise_date: This option vested in one-third increments on each of June 17, 2020, 2021 and 2022.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 1,186 $139.45 $165,387.70
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 10

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,131

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionCommon Stock 1,833 $32.90 $60,305.70
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 9

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,317

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.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 1,680 $139.45 $234,276.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 8

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,484

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionCommon Stock 2,500 $40.44 $101,100.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 7

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,164

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.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 3,958 $139.45 $551,943.10
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 6

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,664

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Exercise / conversionCommon Stock 5,840 $42.25 $246,740.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 5

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,622

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.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 615 $130.19 $80,066.85
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 4

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,782

F5 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 5, 2026, of 1,143 restricted stock units.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 22:00 UTC Tax withholdingCommon Stock 360 $130.19 $46,868.40
Disclosure

SEC source: 0001944018-26-000002 · ownership.xml · nonDerivative · entry 4

Gonzalez Laureen S. · CIK 0001944018 · V.P., CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,037

F5 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 5, 2026, of 668 restricted stock units.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:57 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
Tax withholdingCommon Stock 986 $130.19 $128,367.34
Disclosure

SEC source: 0001655127-26-000002 · ownership.xml · nonDerivative · entry 4

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,033

F5 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 5, 2026, of 1,834 restricted stock units.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Exercise / conversionOption - Right to Purchase · Derivative 4,700 $0.00 Strike: $42.25 $0.00
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · derivative · entry 8

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,893

Underlying: Common Stock · 1,514 shares

Expires 2029-06-17

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 · security: This option represents the right to purchase common stock under Ducommun Incorporated's Stock Incentive Plan, which is a Rule 16b-3 plan.

F7 · derivative.exercise_date: This option vested in one-third increments on each of June 17, 2020, 2021 and 2022.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Tax withholdingCommon Stock 3,186 $139.45 $444,287.70
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 6

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,893

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Exercise / conversionCommon Stock 4,700 $42.25 $198,575.00
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 5

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,079

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.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Tax withholdingCommon Stock 1,361 $130.19 $177,188.59
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 4

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,379

F4 · shares: Represents a reduction of shares to satisfy the tax withholding obligations of the Issuer with respect to the vesting, on March 5, 2026, of 2,532 restricted stock units.

Read SEC document
March 05, 2026 Filed Mar 6, 2026 21:51 UTC
Oswald Stephen GDirector · Chairman, President & CEO
Tax withholdingCommon Stock 2,409 $130.19 $313,627.71
Disclosure

SEC source: 0001695904-26-000002 · ownership.xml · nonDerivative · entry 5

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 419,384

F7 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the vesting, on March 5, 2026, of 4,480 restricted stock units.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
GrantCommon Stock 1,489 $0.00 $0.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 3

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,397

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 4,097 $139.45 $571,326.65
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 2

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,908

F4 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026, of 7,622 performance stock units as described in footnote (1) above.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
GrantCommon Stock 7,622 $0.00 $0.00
Disclosure

SEC source: 0001801226-26-000002 · ownership.xml · nonDerivative · entry 1

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,005

F1 · shares: Acquired upon the settlement of performance stock units granted on May 8, 2023 under the Ducommun Incorporated Stock Incentive Plan as a result of the satisfaction of performance metrics underlying the award.

F2 · price: Granted as compensation for services.

F3 · balance_after: The total number of securities listed includes 72 shares of common stock acquired on July 31, 2025 and 52 shares of common stock acquired on January 30, 2026, both through the Ducommun Incorporated Employee Stock Purchase Plan.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:00 UTC GrantCommon Stock 871 $0.00 $0.00
Disclosure

SEC source: 0001944018-26-000002 · ownership.xml · nonDerivative · entry 3

Gonzalez Laureen S. · CIK 0001944018 · V.P., CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,397

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:00 UTC Tax withholdingCommon Stock 2,077 $139.45 $289,637.65
Disclosure

SEC source: 0001944018-26-000002 · ownership.xml · nonDerivative · entry 2

Gonzalez Laureen S. · CIK 0001944018 · V.P., CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,526

F4 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026, of 3,864 performance stock units as described in footnote (1) above.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 22:00 UTC GrantCommon Stock 3,864 $0.00 $0.00
Disclosure

SEC source: 0001944018-26-000002 · ownership.xml · nonDerivative · entry 1

Gonzalez Laureen S. · CIK 0001944018 · V.P., CHRO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,603

F1 · shares: Acquired upon the settlement of performance stock units granted on May 8, 2023 under the Ducommun Incorporated Stock Incentive Plan as a result of the satisfaction of performance metrics underlying the award.

F2 · price: Granted as compensation for services.

F3 · balance_after: The total amount of securities listed includes 30 shares of common stock acquired on July 31, 2025 and 23 shares of common stock acquired on January 30, 2026, both through the Ducommun Incorporated Stock Purchase Plan.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:57 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
GrantCommon Stock 2,390 $0.00 $0.00
Disclosure

SEC source: 0001655127-26-000002 · ownership.xml · nonDerivative · entry 3

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,019

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:57 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
Tax withholdingCommon Stock 4,978 $139.45 $694,182.10
Disclosure

SEC source: 0001655127-26-000002 · ownership.xml · nonDerivative · entry 2

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,629

F4 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026, of 9,261 performance stock units as described in footnote (1) above.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:57 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
GrantCommon Stock 9,261 $0.00 $0.00
Disclosure

SEC source: 0001655127-26-000002 · ownership.xml · nonDerivative · entry 1

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,607

F1 · shares: Acquired upon the settlement of performance stock units granted on May 8, 2023 under the Ducommun Incorporated Stock Incentive Plan as a result of the satisfaction of performance metrics underlying the award.

F2 · price: Granted as compensation for services.

F3 · balance_after: The total amount of securities listed includes 77 shares of common stock acquired on January 30, 2026 through the Ducommun Incorporated Employee Stock Purchase Plan.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
SaleCommon Stock 14,709 $134.21 $1,974,094.89
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 7

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,184

F5 · price: This transaction was executed in multiple trades at prices ranging from $127.00 to $138.50. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder, full information regarding the number of shares and the prices at which the transaction was effectuated.

Read SEC document
March 04, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
GrantCommon Stock 3,361 $0.00 $0.00
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 3

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,740

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March 04, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
Tax withholdingCommon Stock 7,695 $139.45 $1,073,067.75
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 2

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,379

F3 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026, of 14,315 performance stock units as described in footnote (1) above.

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March 04, 2026 Filed Mar 6, 2026 21:54 UTC
Mookerji Suman B.Sr. V.P., C.F.O.
GrantCommon Stock 14,315 $0.00 $0.00
Disclosure

SEC source: 0001975924-26-000002 · ownership.xml · nonDerivative · entry 1

Mookerji Suman B. · CIK 0001975924 · Sr. V.P., C.F.O.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,074

F1 · shares: Acquired upon the settlement of performance stock units granted on May 8, 2023 under the Ducommun Incorporated Stock Incentive Plan as a result of the satisfaction of performance metrics underlying the award.

F2 · price: Granted as compensation for services.

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March 04, 2026 Filed Mar 6, 2026 21:51 UTC
Oswald Stephen GDirector · Chairman, President & CEO
Tax withholdingCommon Stock 12,712 $139.45 $1,772,688.40
Disclosure

SEC source: 0001695904-26-000002 · ownership.xml · nonDerivative · entry 4

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 421,793

F6 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026 of 23,640 performance restricted stock units (n/k/a revenue performance stock units) as described in footnote (5) above.

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March 04, 2026 Filed Mar 6, 2026 21:51 UTC
Oswald Stephen GDirector · Chairman, President & CEO
GrantCommon Stock 23,649 $0.00 $0.00
Disclosure

SEC source: 0001695904-26-000002 · ownership.xml · nonDerivative · entry 3

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 434,505

F5 · shares: Represents the vesting of 23,649 performance restricted stock units (n/k/a revenue performance stock units) granted on May 8, 2023 as a result of the satisfaction of performance criteria underlying the award.

F2 · price: Granted as compensation for services.

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March 04, 2026 Filed Mar 6, 2026 21:51 UTC
Oswald Stephen GDirector · Chairman, President & CEO
Tax withholdingCommon Stock 40,583 $139.45 $5,659,299.35
Disclosure

SEC source: 0001695904-26-000002 · ownership.xml · nonDerivative · entry 2

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 410,856

F4 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the settlement, on March 4, 2026, of 75,503 performance stock units described in footnote (1) above.

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March 04, 2026 Filed Mar 6, 2026 21:51 UTC
Oswald Stephen GDirector · Chairman, President & CEO
GrantCommon Stock 75,503 $0.00 $0.00
Disclosure

SEC source: 0001695904-26-000002 · ownership.xml · nonDerivative · entry 1

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 451,439

F1 · shares: Acquired upon the settlement of performance stock units granted on May 8, 2023 under the Ducommun Incorporated Stock Incentive Plan as a result of the satisfaction of performance metrics underlying the award.

F2 · price: Granted as compensation for services.

F3 · balance_after: The total amount of securities listed includes 279 shares of common stock acquired on January 30, 2026 through the Ducommun Incorporated Employee Stock Purchase Plan.

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December 11, 2025 Filed Dec 12, 2025 21:54 UTC
Oswald Stephen GDirector · Chairman, President & CEO
GiftCommon Stock 1,234 $0.00 $0.00
Disclosure

SEC source: 0001193125-25-317718 · ownership.xml · nonDerivative · entry 1

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 375,657

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December 10, 2025 Filed Dec 11, 2025 21:56 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
SaleCommon Stock 2,000 $92.86 $185,720.00
Disclosure

SEC source: 0001193125-25-316144 · ownership.xml · nonDerivative · entry 1

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,269

F1 · price: All shares were sold at the exact price indicated. The average sales price calculation is not applicable.

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November 14, 2025 Filed Nov 17, 2025 21:40 UTC
Oswald Stephen GDirector · Chairman, President & CEO
GiftCommon Stock 3,366 $0.00 $0.00
Disclosure

SEC source: 0001193125-25-284715 · ownership.xml · nonDerivative · entry 1

Oswald Stephen G · CIK 0001695904 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 376,891

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November 10, 2025 Filed Nov 12, 2025 23:04 UTC
Redondo Jerry LS.V.P., Elec. & Struc. Systems
SaleCommon Stock 1,594 $93.83 $149,565.02
Disclosure

SEC source: 0001193125-25-278111 · ownership.xml · nonDerivative · entry 1

Redondo Jerry L · CIK 0001655127 · S.V.P., Elec. & Struc. Systems

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,269

F1 · price: All shares were sold at the exact price indicated. The average sales price calculation is not applicable.

F2 · balance_after: The total number of securities listed includes 86 shares of common stock acquired on July 31, 2025 through Ducommun Incorporated's Employee Stock Purchase Plan.

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August 29, 2025 Filed Aug 29, 2025 21:53 UTC Tax withholdingCommon Stock 359 $91.22 $32,747.98
Disclosure

SEC source: 0001975924-25-000004 · ownership.xml · nonDerivative · entry 1

Mookerji Suman B. · CIK 0001975924 · S.V.P., CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,759

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the vesting, on August 29, 2025, of 667 restricted stock units.

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June 20, 2025 Filed Jun 23, 2025 21:02 UTC
Tata Rajiv A.V.P., G.C. & Corp. Secretary
Tax withholdingCommon Stock 735 $80.57 $59,218.95
Disclosure

SEC source: 0000950170-25-089062 · ownership.xml · nonDerivative · entry 1

Tata Rajiv A. · CIK 0001801226 · V.P., G.C. & Corp. Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,259

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the vesting, on June 20, 2025, of 1,367 restricted stock units.

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June 20, 2025 Filed Jun 23, 2025 20:59 UTC Tax withholdingCommon Stock 838 $80.57 $67,517.66
Disclosure

SEC source: 0000950170-25-089056 · ownership.xml · nonDerivative · entry 1

Mookerji Suman B. · CIK 0001975924 · S.V.P., CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,118

F1 · shares: Represents a reduction in shares to satisfy the tax withholding obligations of the Issuer with respect to the vesting, on June 20, 2025, of 1,558 restricted stock units.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.