‹ Newer filing: MTRN Insider transactionOlder filing ›: MTRN Insider transactionMaterionMTRN4Insider transactionFiled Dec 12, 2023 · 17:45 ETFiledDec 12, 2023Accepted2023-12-12 22:45ZPeriodDec 8, 2023Accession no.0001104657-23-000164Size7 KBIndexFiling indexDocumentsRead the original on EDGAR ↗‹ Newer filing: MTRN Insider transactionOlder filing ›: MTRN Insider transaction