Arista Network slips in afterhours trading despite Q4 results beat

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Authorize.Net Holdings (NYSE: ANET) Delayed: 169.67 --0 (-0%)
Previous Close $169.67    52 Week High $88.26 
Open $169.67    52 Week Low $52.51 
Day High $169.67    P/E 166.34 
Day Low $169.67    EPS $1.02 
Volume 18,406