Stapley Marc

Director | Chief Executive Officer | EVP Strategy &Corp Developmt

3 companies

Good

Trades Analyzed

12M Win Rate

57.1%

Avg 3M Return

-2.4%

Avg 12M Return

-2.9%

Stapley Marc is a Chief Executive Officer at VERACYTE, INC. with holdings across 3 companies. Recent SEC Form 4 filings include 1 buy and 26 sells.

Estimated insider holdings value: $18.9M based on current market prices.

Holdings by Company

VCYTDec 4, 2025

Current Shares318.6K

Value$12.88M

Net Activity-13,622

Bought: 60.0KSold: 73.6K

GKOSJan 2, 2026

Current Shares37.4K

Value$5.00M

Net Activity-35,000

Bought: 0Sold: 35.0K

ILMNDec 6, 2018

Current Shares7.4K

Value$1.04M

Net Activity-5,446

Bought: 0Sold: 5.4K

Showing 10 filings

Date	Ticker	Role	Type	Shares	Price	Value	Chg%	3M	12M
Dec 4, 2025	VCYT Veracyte, Inc.	Chief Executive Officer	Sell	7,668	$47.09	$361,075.59	-1.2%	-23.5%	-
Sep 4, 2025	VCYT Veracyte, Inc.	Chief Executive Officer	Sell	7,667	$30.41	$233,132.77	-2.2%	+51.5%	-
Mar 4, 2025	VCYT Veracyte, Inc.	Chief Executive Officer	Sell	52,697	$33.34	$1,756,855.23	-6.0%	-21.6%	+6.3%
Dec 13, 2024	VCYT Veracyte, Inc.	Chief Executive Officer	Sell	5,590	$43.42	$242,736.96	-0.9%	-29.6%	-0.9%
Aug 15, 2024	GKOS Glaukos Corp	Director	Sale+OE	6,250	$125.93	$787,086.44	-4.1%	+14.5%	-28.2%
May 15, 2024	GKOS Glaukos Corp	Director	Sale+OE	6,250	$112.80	$704,993.00	-5.7%	+9.0%	-17.7%
Feb 29, 2024	GKOS Glaukos Corp	Director	Sale+OE	6,250	$90.09	$563,086.85	-5.7%	+24.6%	+35.5%
Dec 14, 2023	GKOS Glaukos Corp	Director	Sale+OE	16,250	$75.93	$1,233,875.06	-18.9%	+15.7%	+83.4%
Jun 10, 2022	VCYT Veracyte, Inc.	Chief Executive Officer	Buy	60,000	$16.33	$980,094.00	+60.1%	+18.7%	+58.2%
Dec 6, 2018	ILMN Illumina, Inc.	EVP Strategy &Corp Developmt	Sell	1,000	$329.69	$329,694.50	-2.2%	-	-