Arista Networks Falls, Axon Drops Afterhours, AMD Fails to Impress

On this episode of Stock Movers:

- Arista Networks (ANET) shares fell more than 11% in postmarket trading after the company’s forecast for adjusted gross margin in the fourth quarter fell short of the average analyst estimate.

- Axon (AXON) drops 20% postmarket after the Taser maker reported disappointing third-quarter adjusted EPS and agreed to buy emergency tech company Carbyne in a deal valuing the company at $625 million.

- Advanced Micro Devices (AMD) failed to impress investors with its revenue forecast, with fourth-quarter revenue expected to be roughly $9.6 billion. The company's shares fell about 3% in extended trading following the announcement, after more than doubling this year heading into the earnings report.

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