Shares of Acorda Therapeutics (ACOR +3.7%) gain on heavy volume this morning following S&P's...

|About: Acorda Therapeutics, Inc. (ACOR)|By:, SA News Editor

Shares of Acorda Therapeutics (ACOR +3.7%) gain on heavy volume this morning following S&P's announcement late yesterday that it would be added to the S&P SmallCap 600 index.