The NASDAQ-100 is widely followed as a measure mainly of the big tech and social media stocks that make up the index.

Financial results are lacking, but the growth story looks highly intact as Red Cat has shared promising developments. See why I rate RCAT stock a hold.

DeepSeek's rise could challenge the sustainability of Big Tech earnings growth, a key pillar of the bull market rally.

Nvidia stock tumbled after DeepSeek's AI news surfaced in tech circles. Read more about the impact the DeepSeek developments ...

Tech stocks fell sharply after the market realized the implications of DeepSeek's AI models. But they returned to where they ...

Investors also assessed a return to a tougher tone on tariffs from President Donald Trump, ahead of the start of a Federal ...

Stocks: Real-time U.S. stock quotes reflect trades reported through Nasdaq only; comprehensive quotes and volume reflect trading in all markets and are delayed at least 15 minutes. International ...

Stocks: Real-time U.S. stock quotes reflect trades reported through Nasdaq only; comprehensive quotes and volume reflect trading in all markets and are delayed at least 15 minutes. International ...

Nvidia (NASDAQ: NVDA) fell 17%, erasing over $590 billion from its market cap. It marked the greatest single-day market-cap ...