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A trader works on the floor of the New York Stock Exchange (NYSE) in New York, USA, Monday, October 15, 2018.
Look at the companies that make dinner headlines Tuesday:
Coupa Software – The software company's stock fell more than 4 percent despite the company posting better than expected quarterly numbers. Coupa said it made 5 cents per share and $ 74.9 million in revenue. Coupa shares originally rose to 2.59 percent.
Tesla-Tesla shares fell 3 percent after Morgan Stanley had worried about the company's price decline. In a note to clients, analyst Adam Jonas said the cuts reveal an "air pocket" of demand.
CNBC's Jessica Bursztynsky contributed to this report.