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Materion Corp. SEC filings

Materion (MTRN) filed its 10-Q for the quarter ended 3 July 2026 on 5 August 2026. 15 filings in the last twelve months, each 8-K by what it was about; the 10-K and proxy statement are on the documents page.

In the twelve months since 11 October 2025 Materion Corp. filed 15 documents with the SEC of the kinds listed here: 7 current reports (8-K), about 5 results of operations; 1 shareholder vote; 1 officer or director change; 3 quarterly reports (10-Q), 1 employee plan annual report (11-K), 1 conflict minerals report (SD), 1 proxy statement (DEF 14A), 1 preliminary proxy (PRE 14A), 1 annual report (10-K). The latest, filed 5 August 2026: 10-Q, quarterly report. The 10-K, the 10-Qs and the proxy statement themselves, each with a link to open it, are on the documents page.

FiledFormWhat it was aboutPeriod or event dateFiling
5 August 202610-Qquarterly report3 July 2026EDGAR
5 August 20268-KResults of operations5 August 2026EDGAR
26 June 202611-Kemployee plan annual report31 December 2025EDGAR
1 June 2026SDconflict minerals reportEDGAR
7 May 20268-KShareholder vote7 May 2026EDGAR
29 April 202610-Qquarterly report3 April 2026EDGAR
29 April 20268-KResults of operations29 April 2026EDGAR
26 March 2026DEF 14Aproxy statement7 May 2026EDGAR
12 March 2026PRE 14Apreliminary proxy7 May 2026EDGAR
12 February 202610-Kannual report31 December 2025EDGAR
12 February 20268-KResults of operations12 February 2026EDGAR
23 January 20268-KResults of operations23 January 2026EDGAR
11 December 20258-KOfficer or director change9 December 2025EDGAR
30 October 202510-Qquarterly report26 September 2025EDGAR
29 October 20258-KResults of operations29 October 2025EDGAR
An 8-K is what a company files within four business days of a material event; the SEC numbers the events, and the words here are the SEC's own headings, shortened.
Read moreForm 4, Form 144, 13F and Schedule 13D and 13G have their own pages. Prospectus supplements and correspondence are not listed.

Source

The company's filing index on EDGAR, read from the SEC's submissions feed.

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