William Abbey Biography and Net Worth

Executive Vice President and Chief Commercial Officer of ARM

Will leads sales, field engineering, and partner enablement at Arm, helping some of the world's most innovative organizations leverage the newest technologies to ready themselves for the next wave of digital transformation. From IP to AI, Will's unique insight has helped the world's technology leaders transform their products and operations.

Will joined Arm in 2004 and has held a number of leadership roles, including General Manager of Arm's Physical Design group. Before joining Arm, he worked in product management positions at Celoxica, Infineon Technologies, and Loughborough Sound Images. He serves on the board of EnPro Industries and holds a BEng from Sheffield Hallam University, UK.

What is William Abbey's net worth?: The estimated net worth of William Abbey is at least $10.07 million as of May 22nd, 2026. Mr. Abbey owns 31,329 shares of ARM stock worth more than $10,072,900 as of May 27th. This net worth evaluation does not reflect any other investments that Mr. Abbey may own. Learn More about William Abbey's net worth.
How do I contact William Abbey?: The corporate mailing address for Mr. Abbey and other ARM executives is 110 Fulbourn Road, Cambridge CB1 9NJ, United Kingdom. ARM can also be reached via phone at 44-1223-400-400. Learn More on William Abbey's contact information.
Has William Abbey been buying or selling shares of ARM?: Over the course of the past ninety days, William Abbey has sold $7,585,041.25 in ARM stock. Most recently, William Abbey sold 2,300 shares of the business's stock in a transaction on Friday, May 22nd. The shares were sold at an average price of $305.82, for a transaction totalling $703,386.00. Following the completion of the sale, the insider now directly owns 31,329 shares of the company's stock, valued at $9,581,034.78. Learn More on William Abbey's trading history.
Who are ARM's active insiders?: ARM's insider roster includes William Abbey (Executive Vice President and Chief Commercial Officer), Jason Child (CFO), Spencer Collins (Insider), Charlotte Eaton (Chief People Officer), Richard Grisenthwaite (Insider), and Rene Haas (CEO). Learn More on ARM's active insiders.
Are insiders buying or selling shares of ARM?: In the last year, insiders at the sold shares 18 times. They sold a total of 279,266 shares worth more than $57,502,030.58. The most recent insider tranaction occured on May, 22nd when insider William Abbey sold 2,300 shares worth more than $703,386.00. Learn More about insider trades at ARM.
Information on this page was last updated on 5/22/2026.

William Abbey Insider Trading History at ARM

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
5/22/2026	Sell	2,300	$305.82	$703,386.00	31,329
5/21/2026	Sell	4,655	$287.03	$1,336,124.65	33,629
5/20/2026	Sell	5,069	$257.18	$1,303,645.42	38,284
5/19/2026	Sell	10,887	$224.14	$2,440,212.18	43,353
5/15/2026	Sell	7,000	$212.55	$1,487,850.00	57,394
4/23/2026	Sell	1,577	$199.00	$313,823.00	54,240

William Abbey Buying and Selling Activity at ARM

ARM Company Overview

Arm Holdings Plc engages in the licensing, marketing, research, and development of microprocessors, systems IP, graphics processing units, physical IP and associated systems IP, software, and tools. It operates through the following geographical segments: United Kingdom, United States, and Other Countries. The company was founded on November 12, 1990 and is headquartered in Cambridge, the United Kingdom.

Today's Range

Now: $321.52

$300.00

$325.00

50 Day Range

MA: $186.99

$121.70

$321.52

2 Week Range

Now: $321.52

$100.02

$325.00

Volume

10,864,800 shs

Average Volume

11,343,931 shs

Market Capitalization

$339.69 billion

P/E Ratio

382.76

Dividend Yield

N/A

Beta

3.4