The stock's fall snapped a two-day winning streak.

If you're invested in the so-called Magnificent Seven stocks, here's what you can do to boost your portfolio's performance: Kick out Tesla (TSLA) and Apple (AAPL). Keep the other five: Nvidia (NVDA); ...

Rocket Lab stock is gaining as Elon Musk stepping up his feud with President Donald Trump. Here are some other companies to watch.