shares of arista networks inc anet slumped 019 to 12154 wednesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 003 to 3374384 and the sp 500 index spx falling 002 to 401622 the stocks fall snapped a threeday winning streak arista networks inc closed 2203 short of its 52week high 14357 which the company achieved on april 5th the stock underperformed when compared to some of its competitors wednesday as lantronix