In a remarkable surge, both Apple and Microsoft have surpassed a market valuation of $4 trillion, becoming the third and fourth companies in history to reach this milestone, joining Nvidia in the elite $4 trillion club. This milestone for Apple is fueled by positive sales momentum from the newly launched iPhone 17, which has revitalized market performance. The tech sector is experiencing a significant upswing, as evidenced by rising stock prices across Wall Street, driven by the ongoing AI boom and lucrative tech advancements. Investors are keenly watching these developments as both companies continue to redefine market expectations.