DUCOMMUN INC /DE/

Q: Jul 4 2026

Q: Apr 4 2026

FY: Dec 31 2025

FY: Dec 31 2025

Q: Sep 27 2025

Q: Jun 28 2025

Q: Mar 29 2025

FY: Dec 31 2024

Q: Sep 28 2024

Q: Jun 29 2024

Q: Mar 30 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jul 1 2023

Q: Apr 1 2023

FY: Dec 31 2022

Q: Oct 1 2022

Q: Jul 2 2022

Q: Apr 2 2022

FY: Dec 31 2021

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Regulation FD Disclosure

Entry into a Material Definitive Agreement

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

2.02,9.01

7.01,9.01

7.01,9.01

5.03,9.01

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Automatic Shelf Registration

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Oswald Stephen G

Oswald Stephen G

Oswald Stephen G

Oswald Stephen G

Oswald Stephen G

Oswald Stephen G

STATE STREET CORP

FMR LLC

Oswald Stephen G

Strycker Samara A

BOEHLE DANIEL L.

Carter David B.

Caylor Mark A

Drazba Shirley

Korte Daniel G.

Kramer Sheila G.

Oswald Stephen G

Gonzalez Laureen S.

Gonzalez Laureen S.

Oswald Stephen G

Specialized Disclosure Report

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Specialized Disclosure Report

Correspondence with the SEC

Letter from the SEC

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Letter from the SEC

Correspondence with the SEC

Specialized Disclosure Report

Specialized Disclosure Report

Specialized Disclosure Report

Correspondence with the SEC

Letter from the SEC