Stock Market Today, Sept. 25: Microsoft Stock Jumps 4% After Revamping Copilot With Code Generation and Agentic AI Tools
On Sept. 25, 2026, the productivity giant unveiled new AI capabilities designed to widen adoption and support premium monetization across its suite.
Overview
Microsoft (NASDAQ:MSFT), an enterprise software and cloud infrastructure provider, closed at $516.17. The stock rose after Microsoft unveiled a Copilot revamp. Investors are watching to see AI adoption rates and cloud demand in the upcoming quarters. Trading volume reached 37.9M shares, coming in nearly 15% above its three-month average of 32.9M shares.
S&P 500 (SNPINDEX:^GSPC) closed at 7,742, up 0.49%, while the Nasdaq Composite (NASDAQINDEX:^IXIC) finished at 27,069, up 0.48%. Among large-cap software, cloud computing, and enterprise productivity technology rivals, Oracle (NYSE:ORCL) closed at $137.10, down 1.75%, while Alphabet (NASDAQ:GOOGL) closed at $343.92, up 0.46%, as investors kept focusing on AI cloud demand and Microsoft's spending plans.
Details
Microsoft highlighted an array of new Copilot capabilities today, including coding tools and a persistent AI agent, as it tries to develop its AI offerings beyond its original "chat assistant" AI.
Source
Originally published at www.fool.com.