S&P announces the following changes to its S&P SmallCap 600 index: GT Advanced...

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

S&P announces the following changes to its S&P SmallCap 600 index: GT Advanced Technologies (GTAT) will replace Radiant Systems (RADS) after the close of trading on Wednesday, August 24, and Virtusa Corp. (VRTU) will replace SFN Group (SFN) on Monday, August 29.