4 articles
The QQQ index delivered 46% returns in 2025 and 456% over a decade, driven by AI-focused mega-cap holdings now exceeding $3 trillion market capitalization. This concentration pattern mirrors the 1995 internet boom, raising questions about valuation sustainability as AI infrastructure spending dominates index performance.
European companies closed 15+ deep tech deals totaling over €600M in November 2025, concentrated in advanced manufacturing and robotics. Specialized AI compliance platforms like AI Score and Vigilant AI are emerging alongside traditional investments, positioning Europe's 'trustworthy AI' infrastructure as a competitive advantage in banking and regulated industries requiring auditability.
Chip packaging leader Amkor and component makers are deploying capital selectively after pandemic-era oversupply, prioritizing AI infrastructure over broad capacity builds. Analog Devices reports strong data center orders while ams OSRAM locks in EUR 500 million in design wins for photonics, signaling targeted bets on AI hardware rather than cyclical memory recovery.
Aehr Test Systems forecast $60M-$80M in bookings for AI wafer testing equipment through May 2026, signaling sustained demand across the semiconductor supply chain. The orders come as Nvidia's February 25 earnings will benchmark datacenter AI infrastructure spending, while emerging players like Ensurge position microbattery tech for edge AI devices and Credo Technology posts 64% gross margins on data center connectivity chips.