Richard Koo - Director at Amphastar Pharmaceuticals, Inc.

Insider Transactions and Holdings

Entity Type
Individual
Role
Director
Issuer Symbol
AMPH on Nasdaq
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There are no Buy or Sell transactions made by Richard Koo since 29 Dec 2024

Holdings reported by Richard Koo for Amphastar Pharmaceuticals, Inc.

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 259,289 $14,780,225 $57 07 Jun 2021 Direct
Common Stock 10,000 $570,029 $57 07 Jun 2021 Indirect
Stock Option (right to buy) 17,182 07 Jun 2021 Direct Common Stock

Transactions reported by Richard Koo 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.