Barry Zwarenstein net worth and biography

Barry Zwarenstein Biography and Net Worth

CFO of Five9

Barry Zwarenstein is the chief financial officer at Five9, the leading provider of call center contact center software. He joined the company in 2012 and is responsible for all financial planning and operations.

Zwarenstein has over 35 years of executive financial experience in the tech industry. He has served as CFO for several companies and managed three successful IPOs (Five9, VeriFone and Logitech). 

Prior to Five9, Zwarenstein served as senior vice president and CFO at SMART Modular Technologies, a global leader in specialty memory solutions. While there, he played a key role in its $635 million sale to Silver Lake Partners. Before that, he served as executive vice president and CFO for VeriFone, where he managed the IPO and subsequent follow-on and debt offerings. 

Additionally, he has served as SVP of finance and CFO for Iomega Corporation, Acuson Corporation, Mellanox Technologies and Logitech.

Zwarenstein also sits on the boards of multiple companies, including JFrog, Aria Systems, and ON24. He previously served on the board of Dealertrack for eight years. In 2019, he was recognized with the “Bay Area CFO of the Year” award in the small to medium public company category.

He earned a bachelor of commerce degree from the University of Natal, South Africa and an M.B.A. from the Wharton School of Business at the University of Pennsylvania.

What is Barry Zwarenstein's net worth?

The estimated net worth of Barry Zwarenstein is at least $7.70 million as of March 15th, 2023. Mr. Zwarenstein owns 112,303 shares of Five9 stock worth more than $7,700,617 as of March 31st. This net worth evaluation does not reflect any other assets that Mr. Zwarenstein may own. Learn More about Barry Zwarenstein's net worth.

What is Barry Zwarenstein's salary?

As the CFO of Five9, Inc., Mr. Zwarenstein earned a total compensation package of $5,119,302.00 in 2021. Mr. Zwarenstein earned a salary of $400,000.00, stock awards of $3,438,888.00, options awards of $939,502.00, non-equity compensation of $340,382.00, and other compensation of $530.00. Learn More on Barry Zwarenstein's salary.

How do I contact Barry Zwarenstein?

The corporate mailing address for Mr. Zwarenstein and other Five9 executives is BISHOP RANCH 8 4000 EXECUTIVE PARKWAY SUITE 400, SAN RAMON CA, 94583. Five9 can also be reached via phone at (925) 201-2000 and via email at [email protected] Learn More on Barry Zwarenstein's contact information.

Has Barry Zwarenstein been buying or selling shares of Five9?

Within the last three months, Barry Zwarenstein has sold $479,871.25 in Five9 stock. Most recently, Barry Zwarenstein sold 5,000 shares of the business's stock in a transaction on Wednesday, March 15th. The shares were sold at an average price of $61.84, for a transaction totalling $309,200.00. Following the completion of the sale, the chief financial officer now directly owns 112,303 shares of the company's stock, valued at $6,944,817.52. Learn More on Barry Zwarenstein's trading history.

Who are Five9's active insiders?

Five9's insider roster includes Jack Acosta (Director), Kimberly Alexy (Director), Michael Burdiek (Director), Daniel Burkland (President), Leena Mansharamani (CAO), Rowan Trollope (CEO), Scott Welch (EVP), Robert Zollars (Director), and Barry Zwarenstein (CFO). Learn More on Five9's active insiders.

Are insiders buying or selling shares of Five9?

During the last twelve months, insiders at the software maker sold shares 42 times. They sold a total of 208,866 shares worth more than $17,323,408.66. The most recent insider tranaction occured on March, 16th when EVP Panos Kozanian sold 1,511 shares worth more than $94,346.84. Insiders at Five9 own 2.4% of the company. Learn More about insider trades at Five9.

Information on this page was last updated on 3/16/2023.

Barry Zwarenstein Insider Trading History at Five9

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/15/2023Sell5,000$61.84$309,200.00112,303View SEC Filing Icon  
3/6/2023Sell1,992$68.70$136,850.40130,391View SEC Filing Icon  
2/28/2023Sell497$68.05$33,820.85132,383View SEC Filing Icon  
12/5/2022Sell2,993$66.22$198,196.46100,666View SEC Filing Icon  
9/6/2022Sell2,993$90.30$270,267.90103,659View SEC Filing Icon  
8/15/2022Sell10,000$116.32$1,163,200.0078,573View SEC Filing Icon  
7/20/2022Sell10,000$100.07$1,000,700.0078,573View SEC Filing Icon  
6/6/2022Sell8,333$100.22$835,133.2678,573View SEC Filing Icon  
5/26/2022Sell1,712$100.10$171,371.2079,238View SEC Filing Icon  
5/19/2022Sell1,800$100.10$180,180.0079,238View SEC Filing Icon  
4/18/2022Sell10,000$108.74$1,087,400.0079,088View SEC Filing Icon  
3/4/2022Sell6,610$102.36$676,599.60View SEC Filing Icon  
12/6/2021Sell3,390$127.89$433,547.10View SEC Filing Icon  
11/17/2021Sell12,500$165.48$2,068,500.00View SEC Filing Icon  
10/18/2021Sell12,500$155.94$1,949,250.00View SEC Filing Icon  
9/17/2021Sell12,500$173.87$2,173,375.0088,816View SEC Filing Icon  
8/26/2021Sell550$189.83$104,406.5081,955View SEC Filing Icon  
8/23/2021Sell1,044$182.14$190,154.1681,955View SEC Filing Icon  
8/17/2021Sell12,500$182.52$2,281,500.0094,455View SEC Filing Icon  
7/19/2021Sell12,500$186.75$2,334,375.0090,785View SEC Filing Icon  
6/17/2021Sell12,500$175.93$2,199,125.0093,701View SEC Filing Icon  
6/4/2021Sell3,388$157.53$533,711.6484,273View SEC Filing Icon  
5/17/2021Sell12,500$162.80$2,035,000.00View SEC Filing Icon  
3/16/2021Sell12,500$168.97$2,112,125.0096,912View SEC Filing Icon  
3/4/2021Sell3,751$169.11$634,331.6184,412View SEC Filing Icon  
2/16/2021Sell12,500$181.91$2,273,875.0089,298View SEC Filing Icon  
1/19/2021Sell12,500$169.95$2,124,375.00113,805View SEC Filing Icon  
12/16/2020Sell12,500$168.57$2,107,125.00113,805View SEC Filing Icon  
12/4/2020Sell3,766$151.63$571,038.58104,371View SEC Filing Icon  
11/4/2020Sell715$157.66$112,726.90105,018View SEC Filing Icon  
10/16/2020Sell2,984$146.35$436,708.40108,717View SEC Filing Icon  
9/16/2020Sell12,500$121.23$1,515,375.00118,233View SEC Filing Icon  
9/4/2020Sell2,990$114.00$340,860.00111,512View SEC Filing Icon  
7/16/2020Sell12,500$110.42$1,380,250.00124,212View SEC Filing Icon  
6/16/2020Sell12,500$103.69$1,296,125.00121,817View SEC Filing Icon  
6/4/2020Sell3,379$98.91$334,216.89112,537View SEC Filing Icon  
4/15/2020Sell8,500$83.65$711,025.00114,790View SEC Filing Icon  
3/16/2020Sell8,500$53.97$458,745.00114,790View SEC Filing Icon  
3/5/2020Sell3,048$73.25$223,266.00114,790View SEC Filing Icon  
2/18/2020Sell8,500$76.70$651,950.0093,508View SEC Filing Icon  
1/15/2020Sell8,500$72.79$618,715.0093,508View SEC Filing Icon  
12/16/2019Sell8,500$67.12$570,520.00103,994View SEC Filing Icon  
12/4/2019Sell4,398$67.25$295,765.50103,994View SEC Filing Icon  
11/15/2019Sell7,667$64.74$496,361.58116,059View SEC Filing Icon  
10/14/2019Sell7,663$56.03$429,357.89116,055View SEC Filing Icon  
9/16/2019Sell7,663$54.24$415,641.12116,055View SEC Filing Icon  
9/11/2019Sell4,372$56.93$248,897.96108,392View SEC Filing Icon  
8/14/2019Sell7,663$61.47$471,044.61112,764View SEC Filing Icon  
7/15/2019Sell7,663$52.05$398,859.15112,764View SEC Filing Icon  
6/14/2019Sell7,663$50.31$385,525.53122,869View SEC Filing Icon  
6/4/2019Sell3,118$46.41$144,706.38View SEC Filing Icon  
5/1/2019Sell7,483$52.83$395,326.89125,405View SEC Filing Icon  
4/1/2019Sell8,500$52.32$444,720.00125,405View SEC Filing Icon  
3/4/2019Sell10,898$53.76$585,876.48125,405View SEC Filing Icon  
3/1/2019Sell8,500$54.03$459,255.00125,405View SEC Filing Icon  
2/1/2019Sell8,500$51.41$436,985.0092,599View SEC Filing Icon  
1/2/2019Sell8,500$42.53$361,505.0098,953View SEC Filing Icon  
12/4/2018Sell12,913$42.35$546,865.55View SEC Filing Icon  
10/25/2018Sell10,000$36.39$363,900.00105,349View SEC Filing Icon  
9/25/2018Sell10,000$44.79$447,900.00121,714View SEC Filing Icon  
9/4/2018Sell6,384$47.62$304,006.08121,714View SEC Filing Icon  
8/27/2018Sell10,000$47.25$472,500.00128,098View SEC Filing Icon  
7/25/2018Sell10,000$35.55$355,500.00118,098View SEC Filing Icon  
6/25/2018Sell10,000$34.33$343,300.00189,710View SEC Filing Icon  
6/4/2018Sell4,305$36.52$157,218.60189,710View SEC Filing Icon  
5/29/2018Sell10,000$33.56$335,600.00View SEC Filing Icon  
4/25/2018Sell5,000$27.18$135,900.00192,831View SEC Filing Icon  
3/26/2018Sell5,000$31.16$155,800.00192,831View SEC Filing Icon  
3/5/2018Sell3,713$31.13$115,585.69192,831View SEC Filing Icon  
2/26/2018Sell5,000$29.67$148,350.00196,544View SEC Filing Icon  
1/25/2018Sell5,000$25.80$129,000.00162,760View SEC Filing Icon  
12/26/2017Sell5,000$24.52$122,600.00141,778View SEC Filing Icon  
12/4/2017Sell3,073$23.79$73,106.67121,368View SEC Filing Icon  
11/27/2017Sell5,000$24.42$122,100.00View SEC Filing Icon  
10/3/2017Sell11,000$24.89$273,790.00123,698View SEC Filing Icon  
9/5/2017Sell13,024$21.25$276,760.00123,698View SEC Filing Icon  
8/9/2017Sell3,020$21.01$63,450.20126,722View SEC Filing Icon  
8/1/2017Sell10,378$22.22$230,599.16129,742View SEC Filing Icon  
7/12/2017Sell12,622$22.44$283,237.68129,742View SEC Filing Icon  
6/15/2017Sell11,000$21.97$241,670.00362,639View SEC Filing Icon  
5/25/2017Sell12,023$21.81$262,221.63View SEC Filing Icon  
3/10/2017Sell2,469$16.31$40,269.39428,603View SEC Filing Icon  
12/1/2016Sell8,000$15.02$120,160.00402,896View SEC Filing Icon  
11/1/2016Sell8,000$14.35$114,800.00402,896View SEC Filing Icon  
10/3/2016Sell8,000$15.67$125,360.00422,508View SEC Filing Icon  
9/1/2016Sell8,000$15.32$122,560.00422,508View SEC Filing Icon  
8/1/2016Sell8,000$12.62$100,960.00422,508View SEC Filing Icon  
7/1/2016Sell8,000$11.82$94,560.00422,508View SEC Filing Icon  
6/15/2016Sell8,000$12.06$96,480.00422,508View SEC Filing Icon  
3/9/2015Buy25,000$4.38$109,500.00View SEC Filing Icon  
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Barry Zwarenstein Buying and Selling Activity at Five9

This chart shows Barry Zwarenstein's buying and selling at Five9 by year and by quarter.

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Five9 Company Overview

Five9 logo
Five9, Inc. engages in the provision of cloud software for contact centers. It specializes in omnichannel routing, analytics, workforce organization and reporting. The company was founded in December 2001 and is headquartered in San Ramon, CA.
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Today's Range

Now: $72.93
Low: $68.54
High: $73.45

50 Day Range

MA: $71.99
Low: $60.41
High: $85.61

2 Week Range

Now: $72.93
Low: $46.61
High: $121.17


727,482 shs

Average Volume

1,338,935 shs

Market Capitalization

$5.19 billion

P/E Ratio


Dividend Yield