Jack Y. Zhang - CEO & CHIEF SCIENTIFIC OFFICER, Director, 10%+ Owner at Amphastar Pharmaceuticals, Inc.

Insider Transactions and Holdings

Entity Type
Individual
Role
CEO & CHIEF SCIENTIFIC OFFICER, Director, 10%+ Owner
Stock Symbol
AMPH on Nasdaq
Industry
Pharmaceutical Preparations
All Insider Reports
All Insider Reports

There are no Buy or Sell transactions made by Jack Y. Zhang since 12/22/2023

Holdings reported by Jack Y. Zhang for Amphastar Pharmaceuticals, Inc.

Class Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 2.51M $131M $52.05 Nov 11, 2024 Direct
Common Stock 1.1M $57.5M $52.05 Nov 11, 2024 Indirect
Employee Stock Option (right to buy) 390K Jun 10, 2024 Direct Common Stock
Employee Stock Option (right to buy) 290K Sep 13, 2024 Direct Common Stock

Transactions reported by Jack Y. Zhang for Amphastar Pharmaceuticals, Inc.

Sym Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.