The Nasdaq Keeps Hitting New Highs. Don't Be Tempted to Buy Big Tech. - Barron's
1. Nasdaq gains 95% over five years; high valuations raise concern. 2. AI boom propels tech stocks, but risks of an earnings pullback loom. 3. Nvidia constitutes 12.7% of the Nasdaq; its earnings will impact index. 4. Earnings drop risks for Nvidia could weigh on semiconductor peers. 5. Investment in tech advised against until correction occurs.