‹ Newer filing: KTOS Proposed insider saleOlder filing ›: MTRN Officer or director changeNorthrop GrummanNOC4Insider transactionFiled May 22, 2025 · 16:43 ETFiledMay 22, 2025Accepted2025-05-22 20:43ZPeriodMay 21, 2025Accession no.0001628280-25-027313Size5 KBIndexFiling indexDocumentsRead the original on EDGAR ↗‹ Newer filing: KTOS Proposed insider saleOlder filing ›: MTRN Officer or director change