Materion Corporation

MTRN

Financials

10-QQ3 ended 07/03/2608/05/26 10-QQ2 ended 04/03/2604/29/26 10-KFY 202502/12/26 10-QQ3 ended 09/26/2510/30/25 10-QQ2 ended 06/27/2507/30/25

Disclosures

8-KCurrent report08/05/26 8-KCurrent report05/07/26 8-KCurrent report04/29/26 8-KCurrent report02/12/26 8-KCurrent report01/23/26

Prospectuses and Registrations

S-8Registration of securities for employees05/07/25

Proxies

DEF 14ADefinitive proxy03/26/26 PRE 14APreliminary proxy03/12/26 DEF 14ADefinitive proxy03/27/25 DEF 14ADefinitive proxy03/26/24 DEF 14ADefinitive proxy04/04/23

Ownership

Form 4Insider transaction10/16/26 Form 4Insider transaction10/16/26 Form 4Insider transaction09/09/26 Form 4Insider transaction09/09/26 Form 4Insider transaction09/09/26

Other

11-KEmployee stock purchase plan report06/26/26 SDConflict Minerals disclosure06/01/26 11-KEmployee stock purchase plan report06/26/25 SDConflict Minerals disclosure05/30/25 UPLOADLetter from the SEC01/24/25