While you were sleeping: Cisco, Walmart slide

While you were sleeping: Cisco, Walmart slide
Margreet Dietz
By Margreet Dietz May 18 (BusinessDesk) - Wall Street weakened as US Treasury yields continued their ascent, while shares of Walmart fell amid concern about declining margins. Even as Walmart posted quarterly earnings and sales that beat analysts’ expectations, the stock declined more than 2 percent as the retailer said consolidated gross profit margin declined 15 basis points, while the gross margin rate at Walmart US fell 23 basis points “primarily due to price investments and higher transportation expenses.” “The Street is trying to...