DAILY · Yahoo Finance · NYQ International Business Machines Corporation 230 $ +1.16% day · -3.2% window Mar 30 Apr 30 Mar 30 → Apr 30 · Yahoo Finance · NYQ · daily Mentioned in · 3 30 April 2026 Microsoft Releases Earliest DOS Code Ars Technica 21 April 2026 AI Tool Launders Open-Source Code 404 Media 21 April 2026 AI Tool Strips Copyleft from Open Source 404 Media