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Lee Howard

DateNameSymbolTypeSecuritySharesPriceValueOwnershipReported
06/10/2023Amphastar Pharmaceuticals, Inc.AMPHPayment of ExerciseCommon Stock375$45.67$17.1k 06/10/2023
06/05/2023Amphastar Pharmaceuticals, Inc.AMPHGrantCommon Stock2.7k$0.00$0 06/05/2023
06/05/2023Amphastar Pharmaceuticals, Inc.AMPHGrantStock Option (right to buy)7k$46.01$322.8k 06/05/2023
06/10/2022Amphastar Pharmaceuticals, Inc.AMPHGrantCommon Stock4.2k$0.00$0 06/10/2022
06/10/2022Amphastar Pharmaceuticals, Inc.AMPHGrantStock Option (right to buy)11k$30.02$329.7k 06/10/2022
06/06/2022Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10.3k$37.79$388.9k 06/06/2022
06/06/2022Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10.3k$17.11$176.1k 06/06/2022
05/23/2022Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10k$34.93$349.3k 05/23/2022
05/23/2022Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10k$17.11$171.1k 05/23/2022
06/12/2021Amphastar Pharmaceuticals, Inc.AMPHPayment of ExerciseCommon Stock157$19.92$3.1k 06/12/2021
06/08/2021Amphastar Pharmaceuticals, Inc.AMPHDispositionStock Option (right to buy)8k$16.43$131.4k 06/07/2021
06/08/2021Amphastar Pharmaceuticals, Inc.AMPHExerciseCommon Stock8k$16.43$131.4k 06/07/2021
06/08/2021Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock8k$19.31$154.5k 06/07/2021
06/07/2021Amphastar Pharmaceuticals, Inc.AMPHDispositionStock Option (right to buy)7.8k$16.43$128.6k 06/07/2021
06/07/2021Amphastar Pharmaceuticals, Inc.AMPHGrantStock Option (right to buy)17.2k$19.52$335.4k 06/07/2021
06/07/2021Amphastar Pharmaceuticals, Inc.AMPHExerciseCommon Stock7.8k$16.43$128.6k 06/07/2021
06/07/2021Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock7.8k$19.28$150.9k 06/07/2021
06/07/2021Amphastar Pharmaceuticals, Inc.AMPHGrantCommon Stock6k$0.00$0 06/07/2021
05/20/2021Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10k$19.74$197.4k 05/20/2021
05/20/2021Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10k$16.43$164.3k 05/20/2021
06/12/2020Amphastar Pharmaceuticals, Inc.AMPHPayment of ExerciseCommon Stock355$19.58$7k 06/12/2020
06/08/2020Amphastar Pharmaceuticals, Inc.AMPHGrantCommon Stock5.9k$0.00$0 06/07/2020
06/08/2020Amphastar Pharmaceuticals, Inc.AMPHGrantStock Option (right to buy)16k$20.08$321.4k 06/07/2020
06/07/2020Amphastar Pharmaceuticals, Inc.AMPHPayment of ExerciseCommon Stock663$19.52$12.9k 06/07/2020
05/26/2020Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10k$15.11$151.1k 05/22/2020
05/26/2020Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10k$18.60$186k 05/22/2020
05/22/2020Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10k$15.11$151.1k 05/22/2020
05/22/2020Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10k$18.36$183.6k 05/22/2020
05/21/2020Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock10k$18.47$184.7k 05/20/2020
05/21/2020Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)10k$15.11$151.1k 05/20/2020
05/20/2020Amphastar Pharmaceuticals, Inc.AMPHSaleCommon Stock17.8k$18.43$327.8k 05/20/2020
05/20/2020Amphastar Pharmaceuticals, Inc.AMPHExerciseStock Option (right to buy)17.8k$15.11$268.7k 05/20/2020
06/12/2019Amphastar Pharmaceuticals, Inc.AMPHGrantCommon Stock5.5k$0.00$0 06/12/2019
06/12/2019Amphastar Pharmaceuticals, Inc.AMPHGrantStock Option (right to buy)13.9k$20.03$278.7k 06/12/2019
06/07/2019Amphastar Pharmaceuticals, Inc.AMPHPayment of ExerciseCommon Stock791$20.11$15.9k 06/07/2019
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