PRINS RICHARD K Insider Trading -- Recent SEC Form 4 Transactions

PRINS RICHARD K (CIK 1047579) reported 11 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-03). Recent activity: Buy AMPH (8,143 shares), Sell AMPH (1,500 shares), Buy IGC (100,000 shares), Buy IGC (70,000 shares), Buy IGC (100,000 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-06-03Amphastar Pharmaceuticals, Inc. (AMPH)DirectorBuy8,143$0
2026-06-03Amphastar Pharmaceuticals, Inc. (AMPH)DirectorSell1,500$0
2026-04-06IGC Pharma, Inc. (IGC)DirectorBuy100,000$0
2026-04-06IGC Pharma, Inc. (IGC)DirectorBuy70,000$0
2026-01-20IGC Pharma, Inc. (IGC)DirectorBuy100,000$0
2025-11-25Amphastar Pharmaceuticals, Inc. (AMPH)DirectorSell4,179$113,251
2025-11-25Amphastar Pharmaceuticals, Inc. (AMPH)DirectorBuy4,179$69,748
2025-06-04Amphastar Pharmaceuticals, Inc. (AMPH)DirectorBuy5,122$0
2025-05-15IGC Pharma, Inc. (IGC)DirectorBuy58,333$0
2025-05-15IGC Pharma, Inc. (IGC)DirectorBuy100,000$0
2025-05-15IGC Pharma, Inc. (IGC)DirectorBuy70,000$0

Source: SEC Form 4 filings · as of 2026-06-03