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The S&P 500 keeps climbing on days when stocks broadly struggle. Here’s what’s going on.

The S&P 500 keeps climbing on days when stocks broadly struggle. Here’s what’s going on.
MarketWatch Saturday 29 August 2026, 11:00 UTC By Christine Idzelis 1 min read
Key Points

Investors’ intense focus on AI is at times adding to the might of a small club of Big Tech stocks with mega market values to potentially make or break a single trading session for the S&P 500.

Investors’ intense focus on AI is at times adding to the might of a small club of Big Tech stocks with mega market values to potentially make or break a single trading session for the S&P 500. [Image text:] G C C C WALL ST
AI (ORG) Big Tech (ORG)
Originally published by MarketWatch Read original →

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