LED/solar equipment maker GT Advanced (GTAT -5.8%) and LED wafer firm Rubicon (RBCN -3.3%) are...

|About: GT Advanced Technologies, Inc. (GTATQ)|By:, SA News Editor

LED/solar equipment maker GT Advanced (GTAT -5.8%) and LED wafer firm Rubicon (RBCN -3.3%) are both making new lows today. Veeco's delayed 10-Q could be playing a role, but sentiment towards both companies was already pretty negative thanks to bad earnings news (I, II) and poor industry demand.