Zhang Jack Y.

Companies where Zhang Jack Y. has traded

• Amphastar Pharmaceuticals, Inc.162 tx · $117.9M · Mar 17, 2026

Track record of Zhang Jack Y.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Zhang Jack Y.

Co-insiders of Zhang Jack Y.

• Applied Physics & Chemistry Laboratories, Inc.Amphastar Pharmaceuticals, Inc.
• Deflin GayleAmphastar Pharmaceuticals, Inc.
• Gaugh David RussellAmphastar Pharmaceuticals, Inc.
• Gerst Diane G.Amphastar Pharmaceuticals, Inc.
• Koo RichardAmphastar Pharmaceuticals, Inc.
• Lee HowardAmphastar Pharmaceuticals, Inc.
• Liawatidewi YakobAmphastar Pharmaceuticals, Inc.
• Luo Mary Z.Amphastar Pharmaceuticals, Inc.
• Maris DavidAmphastar Pharmaceuticals, Inc.
• Petersen Floyd F.Amphastar Pharmaceuticals, Inc.
• PETERS WILLIAM JAmphastar Pharmaceuticals, Inc.
• Pierce Anthony TAmphastar Pharmaceuticals, Inc.
• PRINS RICHARD KAmphastar Pharmaceuticals, Inc.
• Purchase Marilyn J.Amphastar Pharmaceuticals, Inc.
• Shandell Jason B.Amphastar Pharmaceuticals, Inc.
• Shohet Stephen B.Amphastar Pharmaceuticals, Inc.
• ZASLOFF MICHAEL AAmphastar Pharmaceuticals, Inc.
• Zhou RongAmphastar Pharmaceuticals, Inc.