The number of ‘negative-beta’ stocks in the S&P 500 just hit a new record high. What that means for investors.
Reported by MarketWatch · marketwatch.com · August 17, 2026
Here’s another factoid that should get the AI bears excited: Stocks in the S&P 500 are increasingly trading in opposite directions on a given day. That means higher volatility than the performance of
What the tape says
What to watch: AI infrastructure spend continues to concentrate in compute, memory, and power equipment.
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