Microsoft has reached a $4 trillion market cap in 2025, driven by a 12% year-to-date stock increase. The company's growth is fueled by advancements in Edge AI and Azure cloud services, with Azure's revenue surpassing that of Windows and Office. Strategic partnerships, such as with INBRAIN Neuroelectronics, and updates to the Edge browser have bolstered investor confidence. Analysts predict Microsoft could achieve a $5 trillion market cap by 2026, with 98% of 62 surveyed analysts rating the stock a buy and setting price targets between $600 and $650. This optimism is reflected in the tech sector's fear and greed index, indicating growing confidence. Meanwhile, the crypto market is closely monitoring altcoins as they react to these significant tech developments.