Companies Vanda Pharmaceuticals Inc. (VNDA), InterDigital, Inc. (IDCC), Vince Holding Corp (VNCE): Small-Cap Winners Last WeekBy Viki K.June 9, 2014 The biggest gaining Russell 2000 stocks last week were Vanda Pharmaceuticals Inc. (NASDAQ:VNDA), InterDigital, Inc. (NASDAQ:IDCC) and Vince Holding Corp…