5 things to know before the stock market opens Wednesday - CNBC

U.S. stock futures fell Wednesday after the Nasdaq sank as Snap's plunge dragged tech stocks lower.

Here are the most important news, trends and analysis that investors need to start their trading day: 1. Nasdaq futures slide, a day after tech-heavy index sank more than 2% Traders on the floor of… [+4315 chars]

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