Richard K. Prins

Known title: DirectorCIK: 0001047579

Associated companies

AMPH · Amphastar Pharmaceuticals Inc. Common Stock AMPH insiders

IGC · IGC Pharma Inc. Common Stock IGC insiders

AMPHAmphastar Pharmaceuticals Inc. Common Stock

this person other insiders at AMPH

IGCIGC Pharma Inc. Common Stock

this person other insiders at IGC

Transaction History

AMPH	▼ Sell	Open Market	7,973	$162K	8/11/2026	View on chart
AMPH	▲ Buy	Grant	8,143	$0	6/1/2026	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	4/1/2026	View on chart
IGC	▲ Buy	Option Exercise	70,000	$0	4/1/2026	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	1/19/2026	View on chart
AMPH	▲ Buy	Option Exercise	4,179	$70K	11/25/2025	View on chart
AMPH	▼ Sell	Open Market	4,179	$113K	11/25/2025	View on chart
AMPH	▲ Buy	Grant	5,122	$0	6/2/2025	View on chart
AMPH	▲ Buy	Option Exercise	10,000	$195K	12/9/2024	View on chart
AMPH	▼ Sell	Open Market	10,000	$438K	12/9/2024	View on chart
AMPH	▼ Sell	Gift	410	$0	12/9/2024	View on chart
AMPH	▲ Buy	Option Exercise	2,500	$42K	11/12/2024	View on chart
AMPH	▼ Sell	Open Market	5,000	$244K	11/12/2024	View on chart
AMPH	▼ Sell	Gift	1,000	$0	11/12/2024	View on chart
AMPH	▼ Sell	Gift	1,500	$0	8/19/2024	View on chart
IGC	▼ Sell	Gift	200,000	$0	8/12/2024	View on chart
AMPH	▲ Buy	Option Exercise	3,915	$78K	8/12/2024	View on chart
AMPH	▲ Buy	Option Exercise	6,004	$121K	8/12/2024	View on chart
AMPH	▲ Buy	Option Exercise	7,182	$140K	8/12/2024	View on chart
AMPH	▼ Sell	Open Market	17,101	$737K	8/12/2024	View on chart
AMPH	▲ Buy	Grant	3,076	$0	6/3/2024	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	3/13/2024	View on chart
IGC	▲ Buy	Option Exercise	58,333	$0	3/13/2024	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	3/13/2024	View on chart
IGC	▲ Buy	Option Exercise	42,750	$0	3/13/2024	View on chart
IGC	▲ Buy	Option Exercise	28,500	$0	3/13/2024	View on chart
AMPH	▼ Sell	Open Market	4,000	$223K	11/17/2023	View on chart
AMPH	▼ Sell	Gift	1,000	$0	11/17/2023	View on chart
AMPH	▼ Sell	Open Market	5,000	$263K	11/13/2023	View on chart
AMPH	▼ Sell	Open Market	2,000	$105K	8/18/2023	View on chart
AMPH	▼ Sell	Open Market	4,163	$239K	8/15/2023	View on chart
AMPH	▲ Buy	Grant	2,716	$0	6/5/2023	View on chart
AMPH	▲ Buy	Option Exercise	5,000	$83K	5/15/2023	View on chart
AMPH	▼ Sell	Open Market	5,000	$218K	5/15/2023	View on chart
AMPH	▼ Sell	Gift	3,000	$0	5/12/2023	View on chart
AMPH	▲ Buy	Option Exercise	5,000	$83K	5/12/2023	View on chart
AMPH	▼ Sell	Open Market	5,000	$210K	5/12/2023	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	3/31/2023	View on chart
IGC	▲ Buy	Option Exercise	58,334	$0	3/31/2023	View on chart
AMPH	▲ Buy	Grant	4,163	$0	6/10/2022	View on chart
IGC	▲ Buy	Option Exercise	31,250	$0	6/1/2022	View on chart
IGC	▲ Buy	Option Exercise	93,750	$0	5/31/2022	View on chart
AMPH	▼ Sell	Gift	2,000	$0	5/17/2022	View on chart
IGC	▲ Buy	Option Exercise	100,000	$0	3/21/2022	View on chart
AMPH	▲ Buy	Option Exercise	10,000	$171K	3/15/2022	View on chart
AMPH	▼ Sell	Open Market	10,000	$340K	3/15/2022	View on chart
IGC	▼ Sell	Gift	40,000	$0	12/23/2021	View on chart
IGC	▲ Buy	Grant	300,000	$0	12/20/2021	View on chart
AMPH	▲ Buy	Option Exercise	5,291	$91K	12/10/2021	View on chart
AMPH	▼ Sell	Open Market	5,291	$113K	12/10/2021	View on chart
AMPH	▲ Buy	Option Exercise	5,000	$86K	11/22/2021	View on chart
AMPH	▼ Sell	Open Market	5,000	$106K	11/22/2021	View on chart
IGC	▲ Buy	Grant	300,000	$0	5/13/2021	View on chart
IGC	▼ Sell	Open Market	50,000	$88K	3/9/2021	View on chart
IGC	▼ Sell	Open Market	500	$905	3/3/2021	View on chart
IGC	▼ Sell	Open Market	49,500	$89K	3/3/2021	View on chart
IGC	▼ Sell	Gift	25,000	$0	2/10/2021	View on chart
IGC	▼ Sell	Open Market	50,000	$102K	12/1/2020	View on chart
IGC	▼ Sell	Gift	20,000	$0	11/9/2020	View on chart
IGC	▼ Sell	Gift	13,000	$0	10/13/2020	View on chart
IGC	▼ Sell	Gift	60,000	$0	8/13/2020	View on chart