Why Is Qualcomm (QCOM) Stock Up 4.25% Today, Sep 15? StoneX Buy Rating and AWS AI Expansion Lift Shares

Qualcomm shares strengthened after StoneX reiterated a Buy rating and highlighted operating leverage from diversification into AI data-center silicon and high-speed networking, with AWS collaboration keeping the narrative in focus. The stock also closed above key moving averages, reinforcing near-term momentum. Market attention shifts to execution risk: whether AI-infrastructure deployments translate into revenue and whether handset demand remains stable.