Mark Templeton Biography and Net Worth

Director of Arista Networks

As a seasoned high tech executive, Mark Templeton brings CEO and enterprise-scale software expertise to the board. He serves on the audit and nominating committee as one of Arista's independent board members. Mark was an executive of Citrix Systems, a global provider of software solutions, from January 1995 until his retirement in October 2015, serving as president, CEO and member of the board. During his tenure, Citrix grew from $15 million to over $3B in revenue, and 9,000 employees. Mark presently serves on the board of directors of Equifax, Inc. and Keysight Technologies. He holds a B.A. in product design from North Carolina State University and an M.B.A. from the Darden School of Business at the University of Virginia.

What is Mark B. Templeton's net worth?: The estimated net worth of Mark B. Templeton is at least $10.09 million as of September 8th, 2026. Mr. Templeton owns 53,410 shares of Arista Networks stock worth more than $10,094,917 as of September 11th. This net worth evaluation does not reflect any other investments that Mr. Templeton may own. Learn More about Mark B. Templeton's net worth.
How do I contact Mark B. Templeton?: The corporate mailing address for Mr. Templeton and other Arista Networks executives is 5453 GREAT AMERICA PARKWAY, SANTA CLARA CA, 95054. Arista Networks can also be reached via phone at (408) 547-5500 and via email at [email protected]. Learn More on Mark B. Templeton's contact information.
Has Mark B. Templeton been buying or selling shares of Arista Networks?: Within the last three months, Mark B. Templeton has sold $985,800.00 of Arista Networks stock. Most recently, Mark B. Templeton sold 5,000 shares of the business's stock in a transaction on Tuesday, September 8th. The shares were sold at an average price of $197.16, for a transaction totalling $985,800.00. Following the completion of the sale, the director now directly owns 53,410 shares of the company's stock, valued at $10,530,315.60. Learn More on Mark B. Templeton's trading history.
Who are Arista Networks' active insiders?: Arista Networks' insider roster includes Kelly Battles (Director), Andreas Bechtolsheim (Insider), Chantelle Breithaupt (CFO), Ita Brennan (CFO), Kenneth Duda (SVP), Charles Giancarlo (Director), Ann Mather (Director), John McCool (Insider), Anshul Sadana (COO), Daniel Scheinman (Director), Marc Taxay (SVP), Mark Templeton (Director), Nikos Theodosopoulos (Director), Jayshree Ullal (CEO & Chairperson), and Yvonne Wassenaar (Director). Learn More on Arista Networks' active insiders.
Are insiders buying or selling shares of Arista Networks?: During the last twelve months, insiders at the technology company sold shares 72 times. They sold a total of 6,661,537 shares worth more than $1,180,651,178.19. The most recent insider tranaction occured on September, 8th when Director Mark B. Templeton sold 5,000 shares worth more than $985,800.00. Insiders at Arista Networks own 2.7% of the company. Learn More about insider trades at Arista Networks.
Information on this page was last updated on 9/8/2026.

Mark B. Templeton Insider Trading History at Arista Networks

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction	Details
9/8/2026	Sell	5,000	$197.16	$985,800.00	53,410

Mark B. Templeton Buying and Selling Activity at Arista Networks

Arista Networks Company Overview

Arista Networks, Inc. engages in the development, marketing, and sale of data-driven, client to cloud networking solutions for data center, campus, and routing environments in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. Its cloud networking solutions consist of Extensible Operating System (EOS), a publish-subscribe state-sharing networking operating system offered in combination with a set of network applications. The company offers data center and cloud networking systems, including newer artificial intelligence (AI) ethernet switching platforms; campus wired and wireless products, and routing systems addressing Core Routing, Edge Routing, Data Center Interconnect (DCI), Multi-cloud and Wide Area Networking (WAN) use cases; and a suite of value-add software solutions that leverage EOS to provide end-to-end orchestration, automation, analytics, network monitoring, and security. It also provides post contract customer support services, such as technical support, hardware repair and replacement parts beyond standard warranty, bug fixes, patches, and upgrade services. The company serves a range of industries comprising internet companies, service providers, financial services organizations, government agencies, media and entertainment companies, telecommunication service providers, and others. It markets and sells its products through distributors, system integrators, value-added resellers, and original equipment manufacturer partners, as well as through its direct sales force. The company was formerly known as Arastra, Inc. and changed its name to Arista Networks, Inc. in October 2008. Arista Networks, Inc. was incorporated in 2004 and is headquartered in Santa Clara, California.

Today's Range

Now: $189.01

$187.89

$193.04

50 Day Range

MA: $185.11

$157.75

$209.73

2 Week Range

Now: $189.01

$114.52

$214.89

Volume

2,810,815 shs

Average Volume

5,044,759 shs

Market Capitalization

$238.38 billion

P/E Ratio

59.62

Dividend Yield

N/A

Beta

1.62