Microsoft stock falls as GitHub opens WinUI migration

Published on 09/02/2026 at 09:13 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Microsoft stock slipped 1.24 percent to USD 501.02 as GitHub said WinUI's open source migration is complete. MarketBeat also shows a USD 3.72 trillion market cap and July 29, 2026 EPS of USD 4.74.

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Microsoft stock (US5949181045) fell 1.24 percent to USD 501.02 on September 1, 2026, while GitHub said WinUI's open source migration is complete and all development is now visible on GitHub. MarketBeat shows a market capitalization of USD 3.72 trillion, a 52-week range of USD 349.20 to USD 553.72, and volume of 21.01 million shares.

WinUI moves to GitHub

The software framework shift is the fresh company-level trigger in the session, and it lands beside a broader risk-off backdrop that Reuters described on September 1, 2026, after U.S. stocks extended their slide. For Microsoft, the key point is not the headline alone but the fact that a core Windows UI framework is now being developed in public.

MarketBeat's July 29, 2026 earnings snapshot adds the operating backdrop: Microsoft reported EPS of USD 4.74, which was USD 0.50 above consensus, and revenue was up 17.7 percent year over year. That combination keeps the stock tied to both execution and expectations.

Valuation stays heavy

The valuation picture remains large in absolute terms and tight in relative terms. MarketBeat lists a P/E ratio of 27.90, a dividend yield of 0.73 percent, and a consensus price target of USD 562.49, implying 12.3 percent upside from the cited price.

Another number stands out: Microsoft shares are up 3.6 percent since the start of 2026, even after the 1.24 percent decline on September 1, 2026. That keeps the year-to-date move positive while the market tests whether AI spending will keep translating into growth.

Go deeper

Windows and cloud remain the core

Windows, Microsoft 365, Azure, GitHub, LinkedIn and Xbox still define the company's mix, with Azure and AI services carrying much of the market's attention.

Azure still drives the debate

Microsoft's latest earnings snapshot on July 29, 2026 showed EPS of USD 4.74 and revenue growth of 17.7 percent, while external commentary in the same period pointed to Azure growth expectations and AI spending as the central valuation debate. That mix matters because the stock's USD 3.72 trillion market value already prices a lot of future execution.

Microsoft stock on Nasdaq

Microsoft stock traded at USD 501.02 as of September 1, 2026, with today's range at USD 496.78 to USD 505.97. The combination of a USD 3.72 trillion market cap and a 52-week high of USD 553.72 keeps the shares close to the market's highest valuation band of the year.