Karin L. Walker

Known title: Chief Accounting OfficerCIK: 0001559422

Associated companies

PRTA · Prothena Corporation plc Ordinary Shares PRTA insiders

BGMS · Bio Green Med Solution Inc. Common Stock BGMS insiders

PRTAProthena Corporation plc Ordinary Shares

this person other insiders at PRTA

BGMSBio Green Med Solution Inc. Common Stock

this person other insiders at BGMS

Transaction History

PRTA	▲ Buy	Option Exercise	15,000	—	7/28/2026	View on chart
PRTA	▼ Sell	Other	15,000	$128K	7/28/2026	View on chart
PRTA	▲ Buy	Grant	25,000	$0	7/28/2025	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$68K	1/24/2024	View on chart
PRTA	▼ Sell	Open Market	5,000	$170K	1/24/2024	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$68K	12/20/2023	View on chart
PRTA	▼ Sell	Open Market	1,678	$62K	12/20/2023	View on chart
PRTA	▼ Sell	Open Market	3,322	$124K	12/20/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$68K	11/30/2023	View on chart
PRTA	▼ Sell	Open Market	5,000	$170K	11/30/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$68K	10/25/2023	View on chart
PRTA	▼ Sell	Open Market	1,789	$72K	10/25/2023	View on chart
PRTA	▼ Sell	Open Market	2,917	$121K	10/25/2023	View on chart
PRTA	▼ Sell	Open Market	294	$12K	10/25/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	9/19/2023	View on chart
PRTA	▼ Sell	Open Market	5,000	$262K	9/19/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	8/18/2023	View on chart
PRTA	▼ Sell	Open Market	5,000	$286K	8/18/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	7/19/2023	View on chart
PRTA	▼ Sell	Open Market	3,966	$273K	7/19/2023	View on chart
PRTA	▼ Sell	Open Market	1,034	$72K	7/19/2023	View on chart
BGMS	▲ Buy	Grant	21,219	$0	6/30/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	6/20/2023	View on chart
PRTA	▼ Sell	Open Market	2,000	$136K	6/20/2023	View on chart
PRTA	▼ Sell	Open Market	2,471	$172K	6/20/2023	View on chart
PRTA	▼ Sell	Open Market	529	$37K	6/20/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	5/19/2023	View on chart
PRTA	▼ Sell	Open Market	2,823	$208K	5/19/2023	View on chart
PRTA	▼ Sell	Open Market	2,177	$162K	5/19/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	4/19/2023	View on chart
PRTA	▼ Sell	Open Market	2,917	$154K	4/19/2023	View on chart
PRTA	▼ Sell	Open Market	2,083	$111K	4/19/2023	View on chart
PRTA	▲ Buy	Option Exercise	5,000	$75K	3/20/2023	View on chart
PRTA	▼ Sell	Open Market	3,903	$185K	3/20/2023	View on chart
PRTA	▼ Sell	Open Market	1,097	$53K	3/20/2023	View on chart
PRTA	▲ Buy	Option Exercise	20,000	$301K	3/15/2023	View on chart
PRTA	▼ Sell	Open Market	9,431	$454K	3/15/2023	View on chart
PRTA	▼ Sell	Open Market	10,569	$514K	3/15/2023	View on chart
PRTA	▲ Buy	Option Exercise	10,000	$150K	11/18/2022	View on chart
PRTA	▼ Sell	Open Market	9,774	$558K	11/18/2022	View on chart
PRTA	▼ Sell	Open Market	226	$13K	11/18/2022	View on chart
PRTA	▲ Buy	Option Exercise	20,000	$301K	10/24/2022	View on chart
PRTA	▼ Sell	Open Market	7,907	$446K	10/24/2022	View on chart
PRTA	▼ Sell	Open Market	7,144	$410K	10/24/2022	View on chart
PRTA	▼ Sell	Open Market	3,785	$220K	10/24/2022	View on chart
PRTA	▼ Sell	Open Market	1,164	$69K	10/24/2022	View on chart
BGMS	▲ Buy	Grant	15,822	$0	6/14/2022	View on chart
PRTA	▲ Buy	Option Exercise	4,519	$68K	11/23/2021	View on chart
PRTA	▼ Sell	Open Market	2,700	$155K	11/23/2021	View on chart
PRTA	▼ Sell	Open Market	1,819	$106K	11/23/2021	View on chart
PRTA	▲ Buy	Option Exercise	20,000	$301K	10/20/2021	View on chart
PRTA	▲ Buy	Option Exercise	3,000	$89K	10/20/2021	View on chart
PRTA	▼ Sell	Open Market	19,115	$1.1M	10/20/2021	View on chart
PRTA	▼ Sell	Open Market	1,700	$104K	10/20/2021	View on chart
PRTA	▼ Sell	Open Market	2,185	$135K	10/20/2021	View on chart