Arista Networks Inc (NYSE:ANET) stock is down 5.8% at 405.83atlastglance,despitethecompany′sbetter−than−expectedthird−quarterresults−−includinganearningsbeatandrecordrevenue−−duetoshrinkingmargins.Thecomputernetworkingfirmalsoannouncedafour−for−onestocksplit,effectiveDec.3,andupbeatcurrent−quarterguidance. Today′spricemovementcouldalsobeaslightcorrectionafterthestock′srecentrally,whichculminatedinarecordhighof431.97 last session. Year to date, th ...