Key Takeaways Cisco's 12-month return is driven by strong AI infrastructure demand and rising security presence. AI orders from hyperscalers and robust networking demand boosted first-quarter fiscal 2026 results. New products, Webex upgrades and an NVIDIA partnership support growth amid valuation and competition risks. Cisco Systems (CSCO) shares appreciated 34.6% in the trailing 12-month period, benefiting from an aggressive AI push and growing security dominance. Shares outperformed the broader Zacks Comp ...