S&P 500, Nasdaq Slide as Tech Sell-Off Deepens
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- S&P 500 and Nasdaq both posted weekly losses by June 26, 2026 as a tech-led sell-off continued, with the S&P 500 ending the session lower.
- AI stocks and chipmakers led the decline, rattled by a reported OpenAI IPO delay that Yahoo Finance flagged as the catalyst dragging on tech shares.
Why it matters: The week ended with both major US benchmarks in the red and AI-exposed names leading the slide, with a single named catalyst — a reported OpenAI IPO delay — cited across coverage as the spark that pushed the ongoing tech sell-off deeper on June 26, 2026.
