TODAY OCT 5 2026: WHO’S WINNING NOW? 41 STOCKS HIT 52-WEEK HIGHS New highs aren't automatically a reason to buy—but they tell us where the market's money is flowing. Here are today’s leaders, grouped by the stories driving them: AI CHIPS, OPTICS & ELECTRONICS — AI INFRASTRUCTURE KEEPS RUNNING 🟢 $NVDA — BUY — AI compute demand remains the defining growth story, and Nvidia closed at another record today. 🟢 $TSM — BUY — The world's leading advanced-chip manufacturer remains one of the clearest picks-and-shovels plays on AI. 🟢 $LITE — BUY — AI data-center networking is driving exceptional optical demand and earnings momentum. 🟢 $KEYS — BUY — Increasing chip, network and AI complexity creates more demand for sophisticated testing equipment. 🟡 $ARW — HOLD — Electronics distribution benefits from the technology cycle, but the growth story is less powerful than the core AI leaders. 🟢 $MTRN — BUY — Advanced materials give Materion exposure to semiconductors, electronics and other high-performance applications. 🔐 CYBERSECURITY & ENTERPRISE SOFTWARE — SECURITY IS STILL HOT 🟢 $CRWD — BUY — AI-driven cybersecurity demand and platform consolidation continue supporting long-term growth. 🟢 $FTNT — BUY — Strong security infrastructure positioning makes Fortinet a beneficiary of rising enterprise cyber spending. 🟢 $RBRK — BUY — Protecting enterprise data from ransomware and AI-era threats keeps cyber-resilience spending strategically important. 🟢 $OKTA — BUY — Identity becomes increasingly critical as enterprises deploy more AI agents, applications and cloud services. 🟢 $DT — BUY — AI and cloud complexity increase the need for automated application and infrastructure monitoring. 🟢 $ZETA — BUY — AI-powered marketing and customer-data tools give Zeta exposure to enterprise AI adoption. 🧬 B