Key Points Arista held its investor day today. The stock sold off after giving long-term projections that may have appeared conservative. The stock had appreciated 40% this year heading into today, so a round of profit-taking wasn't a surprise. 10 stocks we like better than Arista Networks › Shares of data center switching company Arista Networks (NYSE: ANET) fell on Friday, down 6.9% as of 1:28 p.m. ET. The data center switching company held its analyst day yesterday, during which management ga ...