S&P 500, Nasdaq hit record closing highs on AI optimism, Micron joins $1 trillion club | WSAU News/Talk 550 AM · 99.9 FM | Wausau, Stevens Point
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S&P 500, Nasdaq hit record closing highs on AI optimism, Micron joins $1 trillion club

By Thomson Reuters May 26, 2026 | 3:42 PM