Insider Transactions by Koo Richard

Symbol CompanyOwnerRelationshipDateTransactionCost# SharesValue ($)Total SharesFiling
AMPHAmphastar Pharmaceuticals, Inc.Koo RichardDirectorJun 01, 2021Sale$17.8651,654922,347279,097Jun 02, 2021, 07:34 PM
AMPHAmphastar Pharmaceuticals, Inc.Koo RichardDirectorMay 27, 2020Sale$16.6595,5641,590,878295,201May 28, 2020, 04:05 PM
AMPHAmphastar Pharmaceuticals, Inc.Koo RichardDirectorDec 11, 2018Sale$17.9958,5561,053,291271,206Dec 12, 2018, 08:39 PM
AMPHAmphastar Pharmaceuticals, Inc.Koo RichardDirectorAug 15, 2014Buy$10.084,90049,392214,722Aug 19, 2014, 08:54 PM