On October 31, 2025, Microsoft announced the global launch of Microsoft 365 Premium, featuring advanced AI integrations and expanded Copilot features for individuals, as well as a limited-time free offer for university students through this date. Additionally, Microsoft revealed a new partnership with UW-Madison to provide early access to its Discovery AI research platform, aiming to accelerate scientific breakthroughs. MSFT closed at $525.76 on October 30, 2025, down 2.92%, with a pre-market price of $527.44 (+0.32%). No major company-specific event or earnings release was reported to explain the price movement, suggesting the stock is trading in line with broader market sentiment and ongoing product news.