Russell 2000 Surges in Best Year Since 2003 Amid AI Infrastructure Growth

The Russell 2000 index has gained 20% so far in 2026, its best performance since 2003. This outperformance is driven by increased investor interest in small-cap companies benefiting from the expansion of AI infrastructure beyond mega-cap tech firms.

By Rich Duprey Thu, July 16, 2026 at 6:47 PM GMT+3 5 min read · Yahoo Finance ·

Russell 2000 Surges in Best Year Since 2003 Amid AI Infrastructure Growth

Tickers: $GM

Topics: AI infrastructure market trends Russell 2000 small-cap stocks

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