Jim Cramer says this old-school investing concept still wins — even in the AI boom
- Posted on July 21, 2026
- By CNBC
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- 1 min read
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Jim Cramer says this old-school investing concept still wins — even in the AI boom
CNBC's Jim Cramer urged investors to diversify beyond the market's hottest AI winners, warning that no single investment theme should dominate a portfolio.