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Standard Nuclear SEC Filings

NYSE: STDNBasic MaterialsMajor ChemicalsUSD

13.69+0.20 (+1.48%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Standard Nuclear filing overview

This page lists 30 recent SEC filings by Standard Nuclear (STDN), including 15 4, 7 8-K, 2 4/A, 2 S-1/A. The most recent quarterly report (10-Q) was filed on Aug 27, 2026. The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Sep 8, 2026.

Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.

Summary generated from market data by MetaCap's automated system. Methodology

STDN SEC filings

Standard Nuclear SEC filings
FiledFormDescriptionDocument
Sep 8, 20268-KRegulation FD DisclosureView on EDGAR
Aug 28, 20264/AStatement of changes in beneficial ownership (amendment)View on EDGAR
Aug 27, 20268-KResults of Operations and Financial ConditionView on EDGAR
Aug 27, 20268-KOther EventsView on EDGAR
Aug 27, 202610-QQuarterly reportView on EDGAR
Aug 20, 20268-KOther EventsView on EDGAR
Aug 14, 20268-KDeparture or Appointment of Directors or Officers; Compensatory ArrangementsView on EDGAR
Aug 14, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 30, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 23, 2026SCHEDULE 13GBeneficial ownership report (passive)View on EDGAR
Jul 23, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 22, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 22, 20268-KOther EventsView on EDGAR
Jul 22, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 22, 20264/AStatement of changes in beneficial ownership (amendment)View on EDGAR
Jul 21, 20268-KAmendments to Articles of Incorporation or Bylaws; Change in Fiscal YearView on EDGAR
Jul 21, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 17, 20264Statement of changes in beneficial ownershipView on EDGAR
Jul 16, 2026424B4PROSPECTUSView on EDGAR
Jul 15, 2026S-1/AREGISTRATION STATEMENTView on EDGAR
Jul 7, 2026S-1/AREGISTRATION STATEMENTView on EDGAR
Jun 18, 2026S-1REGISTRATION STATEMENTView on EDGAR

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