Stuart A. Arbuckle

Known title: EVP, COOCIK: 0001557290

Associated companies

RYTM · Rhythm Pharmaceuticals Inc. Common Stock RYTM insiders

PRAX · Praxis Precision Medicines Inc. Common Stock PRAX insiders

VRTX · Vertex Pharmaceuticals Incorporated Common Stock VRTX insiders

RYTMRhythm Pharmaceuticals Inc. Common Stock

this person other insiders at RYTM

PRAXPraxis Precision Medicines Inc. Common Stock

this person other insiders at PRAX

VRTXVertex Pharmaceuticals Incorporated Common Stock

this person other insiders at VRTX

Transaction History

RYTM	▲ Buy	Option Exercise	4,712	—	6/23/2026	View on chart
PRAX	▲ Buy	Grant	1,371	$0	6/10/2026	View on chart
PRAX	▲ Buy	Grant	688	$0	2/6/2026	View on chart
PRAX	▲ Buy	Grant	478	$0	2/6/2026	View on chart
VRTX	▼ Sell	Tax Withholding	37,243	$16.8M	7/1/2025	View on chart
RYTM	▲ Buy	Option Exercise	4,000	—	6/18/2025	View on chart
VRTX	▲ Buy	Grant	37,622	$0	5/13/2025	View on chart
VRTX	▼ Sell	Tax Withholding	7,071	$3.4M	2/26/2025	View on chart
VRTX	▼ Sell	Tax Withholding	4,716	$2.3M	2/24/2025	View on chart
VRTX	▼ Sell	Tax Withholding	2,724	$1.3M	2/14/2025	View on chart
VRTX	▲ Buy	Grant	7,903	$0	2/12/2025	View on chart
VRTX	▼ Sell	Tax Withholding	3,220	$1.5M	2/10/2025	View on chart
VRTX	▲ Buy	Grant	14,624	$0	2/4/2025	View on chart
VRTX	▲ Buy	Grant	8,448	$0	2/4/2025	View on chart
RYTM	▲ Buy	Option Exercise	3,000	—	6/21/2024	View on chart
VRTX	▼ Sell	Open Market	69	$30K	5/15/2024	View on chart
VRTX	▼ Sell	Open Market	5,034	$2.1M	2/26/2024	View on chart
VRTX	▼ Sell	Tax Withholding	4,714	$2.0M	2/23/2024	View on chart
VRTX	▼ Sell	Open Market	3,603	$1.5M	2/21/2024	View on chart
VRTX	▼ Sell	Tax Withholding	3,373	$1.4M	2/20/2024	View on chart
VRTX	▼ Sell	Open Market	4,804	$2.0M	2/20/2024	View on chart
VRTX	▼ Sell	Tax Withholding	4,499	$1.9M	2/16/2024	View on chart
VRTX	▼ Sell	Open Market	4,295	$1.8M	2/12/2024	View on chart
VRTX	▼ Sell	Tax Withholding	3,177	$1.3M	2/9/2024	View on chart
VRTX	▲ Buy	Grant	8,448	$0	2/7/2024	View on chart
VRTX	▲ Buy	Grant	6,976	$0	2/6/2024	View on chart
VRTX	▲ Buy	Grant	11,210	$0	2/6/2024	View on chart
VRTX	▲ Buy	Option Exercise	8,603	$1.6M	12/13/2023	View on chart
VRTX	▼ Sell	Open Market	8,603	$3.4M	12/13/2023	View on chart
VRTX	▲ Buy	Option Exercise	8,603	$1.6M	6/15/2023	View on chart
VRTX	▼ Sell	Open Market	8,603	$3.0M	6/15/2023	View on chart
VRTX	▼ Sell	Open Market	82	$27K	5/30/2023	View on chart
VRTX	▼ Sell	Open Market	3,834	$1.1M	2/27/2023	View on chart
VRTX	▼ Sell	Open Market	400	$115K	2/27/2023	View on chart
VRTX	▼ Sell	Open Market	800	$231K	2/27/2023	View on chart
VRTX	▼ Sell	Tax Withholding	4,714	$1.4M	2/24/2023	View on chart
VRTX	▼ Sell	Open Market	129	$38K	2/22/2023	View on chart
VRTX	▼ Sell	Open Market	300	$88K	2/22/2023	View on chart
VRTX	▼ Sell	Open Market	1,378	$406K	2/22/2023	View on chart
VRTX	▼ Sell	Open Market	394	$116K	2/22/2023	View on chart
VRTX	▼ Sell	Open Market	200	$59K	2/22/2023	View on chart
VRTX	▼ Sell	Open Market	21	$6K	2/21/2023	View on chart
VRTX	▼ Sell	Open Market	545	$160K	2/21/2023	View on chart
VRTX	▼ Sell	Open Market	1,100	$323K	2/21/2023	View on chart
VRTX	▼ Sell	Open Market	736	$217K	2/21/2023	View on chart
VRTX	▼ Sell	Tax Withholding	4,498	$1.3M	2/17/2023	View on chart
VRTX	▼ Sell	Open Market	800	$237K	2/14/2023	View on chart
VRTX	▼ Sell	Open Market	901	$267K	2/14/2023	View on chart
VRTX	▼ Sell	Open Market	560	$167K	2/14/2023	View on chart
VRTX	▼ Sell	Open Market	2,003	$599K	2/14/2023	View on chart
VRTX	▼ Sell	Open Market	1,734	$520K	2/14/2023	View on chart
VRTX	▼ Sell	Open Market	400	$120K	2/14/2023	View on chart
VRTX	▼ Sell	Tax Withholding	5,990	$1.8M	2/13/2023	View on chart
VRTX	▼ Sell	Open Market	245	$73K	2/13/2023	View on chart
VRTX	▼ Sell	Open Market	2,028	$605K	2/13/2023	View on chart
VRTX	▼ Sell	Open Market	1,779	$532K	2/13/2023	View on chart
VRTX	▼ Sell	Open Market	835	$251K	2/13/2023	View on chart
VRTX	▼ Sell	Tax Withholding	3,372	$992K	2/10/2023	View on chart
VRTX	▲ Buy	Grant	12,388	$0	2/1/2023	View on chart
VRTX	▲ Buy	Grant	14,624	$0	2/1/2023	View on chart
VRTX	▲ Buy	Grant	11,209	$0	2/1/2023	View on chart
VRTX	▲ Buy	Grant	12,753	$0	12/6/2022	View on chart
VRTX	▲ Buy	Option Exercise	6,571	$1.0M	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	1,254	$377K	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	4,242	$1.3M	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	400	$121K	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	2,339	$711K	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	6,990	$2.1M	8/15/2022	View on chart
VRTX	▼ Sell	Open Market	6,948	$2.1M	8/15/2022	View on chart
VRTX	▲ Buy	Option Exercise	64	$10K	8/10/2022	View on chart
VRTX	▼ Sell	Open Market	171	$51K	8/10/2022	View on chart
VRTX	▼ Sell	Open Market	9	$3K	8/10/2022	View on chart
VRTX	▲ Buy	Option Exercise	1,926	$300K	8/9/2022	View on chart
VRTX	▼ Sell	Open Market	4,790	$1.4M	8/9/2022	View on chart
VRTX	▼ Sell	Open Market	900	$271K	8/9/2022	View on chart
VRTX	▼ Sell	Open Market	20	$5K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	32	$8K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	10	$3K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	10	$3K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	40	$10K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	11	$3K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	10	$2K	5/16/2022	View on chart
VRTX	▼ Sell	Open Market	306	$81K	5/2/2022	View on chart
VRTX	▼ Sell	Tax Withholding	7,246	$1.7M	2/24/2022	View on chart
VRTX	▼ Sell	Tax Withholding	4,126	$959K	2/17/2022	View on chart
VRTX	▼ Sell	Tax Withholding	3,040	$723K	2/10/2022	View on chart
VRTX	▲ Buy	Grant	9,800	$0	2/1/2022	View on chart
VRTX	▲ Buy	Grant	13,952	$0	2/1/2022	View on chart
VRTX	▲ Buy	Grant	14,623	$0	2/1/2022	View on chart
VRTX	▼ Sell	Open Market	2	$374	11/15/2021	View on chart
VRTX	▼ Sell	Open Market	1	$188	11/15/2021	View on chart