David A.  Duffield net worth and biography

David Duffield Biography and Net Worth

Director of Workday

David Duffield is the co-founder and chairman of the board of Workday, a leading provider of enterprise cloud applications for finance, HR, and planning.

He founded Workday with Aneel Bhusri, who served as vice chair and head of product strategy at Duffield’s former company, PeopleSoft. 

Workday provides financial management, human capital management, and analytics applications to some of the world’s largest companies, institutions and agencies. Duffield brings over 50 years of experience in the industry, with a focus on business management, the public sector and higher education software industries. 

Prior to Workday, Duffield founded PeopleSoft where he served as CEO and board chairman. PeopleSoft became the second-largest ERP application software company in the world before it was acquired by Oracle in 2005. 

Additionally, he founded two mainframe application software companies—Integral Systems and Information Associates. He started his career out of college at IBM, working as a marketing representative and systems engineer.

Duffield earned both his bachelor’s degree in engineering and his M.B.A. from Cornell University. 

He and his family are the benefactors of Cornell’s Duffield Hall, a nanoscale science and engineering facility. They are also known for their commitment to animal welfare causes. In 1994, they established the Duffield Family Foundation, which was later renamed Maddie’s Fund in honor of a miniature schnauzer the family owned for ten years. They have endowed the fund with more than $300 million, with the goal of promoting a no-kill nation. The Duffields are estimated to have given more of their personal wealth toward animal welfare than anyone else.

Duffield has been recognized on the Forbes World’s Richest People List. He and his wife Cheryl live near Lake Tahoe.

What is David A. Duffield's net worth?

The estimated net worth of David A. Duffield is at least $127.03 million as of July 12th, 2024. Mr. Duffield owns 562,000 shares of Workday stock worth more than $127,034,480 as of July 24th. This net worth approximation does not reflect any other investments that Mr. Duffield may own. Learn More about David A. Duffield's net worth.

How old is David A. Duffield?

Mr. Duffield is currently 83 years old. There are 8 older executives and no younger executives at Workday. Learn More on David A. Duffield's age.

How do I contact David A. Duffield?

The corporate mailing address for Mr. Duffield and other Workday executives is 6110 STONERIDGE MALL ROAD, PLEASANTON CA, 94588. Workday can also be reached via phone at (925) 951-9000 and via email at [email protected]. Learn More on David A. Duffield's contact information.

Has David A. Duffield been buying or selling shares of Workday?

Within the last three months, David A. Duffield has sold $60,460,019.55 of Workday stock. Most recently, David A. Duffield sold 56,000 shares of the business's stock in a transaction on Friday, July 12th. The shares were sold at an average price of $229.32, for a transaction totalling $12,841,920.00. Following the completion of the sale, the insider now directly owns 562,000 shares of the company's stock, valued at $128,877,840. Learn More on David A. Duffield's trading history.

Who are Workday's active insiders?

Workday's insider roster includes Aneel Bhusri (CEO), James Bozzini (COO), Sayan Chakraborty (Insider), Christa Davies (Director), David Duffield (Director), Carl Eschenbach (CEO), Gomez Fernandez (CEO), Barbara Larson (CFO), Michael McNamara (Director), Douglas Robinson (Insider), Zane Rowe (CFO), Zane Rowe (CFO), Richard Sauer (Insider), James Shaughnessy (SVP), Robynne Sisco (CFO), Michael Stankey (Director), and George Still, Jr. (Director). Learn More on Workday's active insiders.

Are insiders buying or selling shares of Workday?

In the last twelve months, Workday insiders bought shares 1 times. They purchased a total of 8,676 shares worth more than $2,086,057.44. In the last twelve months, insiders at the software maker sold shares 41 times. They sold a total of 1,484,852 shares worth more than $373,643,926.03. The most recent insider tranaction occured on July, 12th when Major Shareholder David A Duffield sold 56,000 shares worth more than $12,841,920.00. Insiders at Workday own 20.0% of the company. Learn More about insider trades at Workday.

Information on this page was last updated on 7/12/2024.

David A. Duffield Insider Trading History at Workday

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
7/12/2024Sell56,000$229.32$12,841,920.00562,000View SEC Filing Icon  
7/8/2024Sell76,376$226.74$17,317,494.24102,997View SEC Filing Icon  
7/5/2024Sell56,000$228.12$12,774,720.00618,000View SEC Filing Icon  
7/1/2024Sell78,279$223.89$17,525,885.31102,997View SEC Filing Icon  
6/28/2024Sell56,000$223.80$12,532,800.00674,000View SEC Filing Icon  
6/21/2024Sell56,000$218.58$12,240,480.00730,000View SEC Filing Icon  
6/14/2024Sell57,000$209.17$11,922,690.00786,000View SEC Filing Icon  
6/3/2024Sell82,762$210.28$17,403,193.36102,997View SEC Filing Icon  
4/12/2024Sell56,000$264.89$14,833,840.00843,000View SEC Filing Icon  
4/8/2024Sell65,221$268.29$17,498,142.09102,997View SEC Filing Icon  
4/5/2024Sell56,000$268.12$15,014,720.00899,000View SEC Filing Icon  
4/1/2024Sell64,162$271.67$17,430,890.54102,997View SEC Filing Icon  
3/22/2024Sell56,000$276.95$15,509,200.001,011,000View SEC Filing Icon  
3/18/2024Sell57,000$272.02$15,505,140.001,067,000View SEC Filing Icon  
3/15/2024Sell64,329$268.85$17,294,851.65102,997View SEC Filing Icon  
1/12/2024Sell62,731$281.45$17,655,639.95102,997View SEC Filing Icon  
1/10/2024Sell63,448$277.13$17,583,344.24102,997View SEC Filing Icon  
1/8/2024Sell65,839$272.33$17,929,934.87102,997View SEC Filing Icon  
1/5/2024Sell65,524$265.66$17,407,105.84102,997View SEC Filing Icon  
12/11/2023Sell108,333$276.88$29,995,241.041,124,000View SEC Filing Icon  
9/11/2023Sell108,333$250.58$27,146,083.14108,333View SEC Filing Icon  
6/12/2023Sell108,334$208.37$22,573,555.58216,666View SEC Filing Icon  
12/15/2022Sell102,500$175.34$17,972,350.00325,000View SEC Filing Icon  
9/15/2022Sell102,500$156.24$16,014,600.00102,500View SEC Filing Icon  
6/15/2022Sell102,500$142.63$14,619,575.00205,000View SEC Filing Icon  
4/1/2022Sell209,657$238.52$50,007,387.64104,395View SEC Filing Icon  
1/4/2022Sell300,988$249.21$75,009,219.48View SEC Filing Icon  
12/15/2021Sell108,900$274.11$29,850,579.00View SEC Filing Icon  
12/1/2021Sell280,777$267.15$75,009,575.55View SEC Filing Icon  
10/1/2021Sell298,688$251.13$75,009,517.44View SEC Filing Icon  
9/1/2021Sell274,565$273.19$75,008,412.35View SEC Filing Icon  
6/15/2021Sell108,900$231.29$25,187,481.00View SEC Filing Icon  
4/1/2021Sell196,548$254.42$50,005,742.16View SEC Filing Icon  
3/16/2021Sell108,900$257.43$28,034,127.00View SEC Filing Icon  
1/4/2021Sell218,763$228.59$50,007,034.17View SEC Filing Icon  
12/15/2020Sell78,750$221.25$17,423,437.50View SEC Filing Icon  
12/1/2020Sell220,952$226.33$50,008,066.16View SEC Filing Icon  
6/15/2020Sell78,750$176.13$13,870,237.50View SEC Filing Icon  
6/1/2020Sell278,379$179.65$50,010,787.35View SEC Filing Icon  
4/1/2020Sell407,442$122.75$50,013,505.50View SEC Filing Icon  
3/16/2020Sell78,750$122.26$9,627,975.00View SEC Filing Icon  
1/15/2020Sell210$179.48$37,690.80View SEC Filing Icon  
1/7/2020Sell291,102$171.79$50,008,412.58View SEC Filing Icon  
12/12/2019Sell175,000$160.60$28,105,000.00View SEC Filing Icon  
10/15/2019Sell271$184.71$50,056.41View SEC Filing Icon  
10/2/2019Sell300,785$166.27$50,011,521.95View SEC Filing Icon  
9/12/2019Sell175,000$171.71$30,049,250.00View SEC Filing Icon  
9/4/2019Sell286,859$174.34$50,010,998.06View SEC Filing Icon  
7/15/2019Sell281$219.67$61,727.27View SEC Filing Icon  
7/8/2019Sell233,914$213.79$50,008,474.06View SEC Filing Icon  
6/13/2019Sell175,000$208.28$36,449,000.00View SEC Filing Icon  
5/15/2019Sell1,054$205.21$216,291.34View SEC Filing Icon  
4/15/2019Sell1,124$192.96$216,887.04158,821View SEC Filing Icon  
4/3/2019Sell258,774$193.25$50,008,075.50View SEC Filing Icon  
3/15/2019Sell175,000$186.18$32,581,500.00View SEC Filing Icon  
3/4/2019Sell278,758$179.40$50,009,185.20View SEC Filing Icon  
1/15/2019Sell911$164.91$150,233.01View SEC Filing Icon  
1/7/2019Sell304,404$164.29$50,010,533.16View SEC Filing Icon  
12/7/2018Sell309,667$161.50$50,011,220.50View SEC Filing Icon  
10/15/2018Sell1,434$127.25$182,476.50View SEC Filing Icon  
10/8/2018Sell374,488$133.55$50,012,872.40View SEC Filing Icon  
7/9/2018Sell392,758$127.34$50,013,803.72View SEC Filing Icon  
6/6/2018Sell389,988$128.24$50,012,061.12View SEC Filing Icon  
4/5/2018Sell397,053$125.96$50,012,795.88View SEC Filing Icon  
1/16/2018Sell2,762$110.98$306,526.76View SEC Filing Icon  
1/9/2018Sell458,496$109.09$50,017,328.64View SEC Filing Icon  
12/7/2017Sell482,001$103.77$50,017,243.77View SEC Filing Icon  
10/16/2017Sell600$108.17$64,902.00View SEC Filing Icon  
10/11/2017Sell461,232$108.44$50,015,998.08View SEC Filing Icon  
10/10/2017Sell175,974$108.51$19,094,938.74View SEC Filing Icon  
10/9/2017Sell218,149$108.69$23,710,614.81View SEC Filing Icon  
9/8/2017Sell457,386$109.35$50,015,159.10View SEC Filing Icon  
7/17/2017Sell3,997$102.69$410,451.93View SEC Filing Icon  
7/10/2017Sell359,484$97.39$35,010,146.76View SEC Filing Icon  
7/7/2017Sell268,454$97.20$26,093,728.80View SEC Filing Icon  
6/8/2017Sell342,431$102.24$35,010,145.44View SEC Filing Icon  
4/11/2017Sell428,489$81.71$35,011,836.19View SEC Filing Icon  
1/17/2017Sell3,690$80.36$296,528.40View SEC Filing Icon  
12/16/2016Sell112,056$68.93$7,724,020.08View SEC Filing Icon  
12/15/2016Sell239,694$69.15$16,574,840.10View SEC Filing Icon  
12/5/2016Sell400,000$73.19$29,276,000.00View SEC Filing Icon  
10/17/2016Sell3,687$86.36$318,409.32View SEC Filing Icon  
9/16/2016Sell351,750$88.23$31,034,902.50View SEC Filing Icon  
8/29/2016Sell400,000$83.32$33,328,000.00View SEC Filing Icon  
8/15/2016Sell3,124$83.63$261,260.12View SEC Filing Icon  
7/15/2016Sell3,699$79.07$292,479.93View SEC Filing Icon  
6/16/2016Sell346,500$79.87$27,674,955.00152,797View SEC Filing Icon  
6/2/2016Sell400,000$77.59$31,036,000.00152,797View SEC Filing Icon  
5/16/2016Sell3,106$71.16$221,022.96152,897View SEC Filing Icon  
4/15/2016Sell3,764$76.11$286,478.04159,667View SEC Filing Icon  
3/16/2016Sell350,000$70.29$24,601,500.00148,399View SEC Filing Icon  
3/3/2016Sell400,000$71.61$28,644,000.00148,399View SEC Filing Icon  
11/30/2015Sell200,000$83.32$16,664,000.00150,525View SEC Filing Icon  
11/16/2015Sell2,087$79.13$165,144.31150,525View SEC Filing Icon  
8/31/2015Sell200,000$72.02$14,404,000.00152,612View SEC Filing Icon  
5/30/2014Sell514,383$80.38$41,346,105.54View SEC Filing Icon  
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David A. Duffield Buying and Selling Activity at Workday

This chart shows David A Duffield's buying and selling at Workday by year and by quarter.

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Workday Company Overview

Workday logo
Workday, Inc. provides enterprise cloud applications in the United States and internationally. Its applications help its customers to plan, execute, analyze, and extend to other applications and environments to manage their business and operations. The company offers a suite of financial management applications to maintain accounting information in the general ledger; manage financial processes, such as payables and receivables; identify real-time financial, operational, and management insights; enhance financial consolidation; reduce time-to-close; promote internal control and auditability; and achieve consistency across finance operations. It also provides spend management solutions that help organizations to streamline supplier selection and contracts, manage indirect spend, and build and execute sourcing events, such as requests for proposals; expense management solutions to submit and approve expenses; and a suite of human capital management applications that enables HR teams to hire, onboard, pay, develop, reskill, and provide employee experiences. In addition, the company offers planning applications; and applications for analytics and reporting comprising augmented analytics to surface insights to the line of business in simple-to-understand stories, machine learning to drive efficiency and automation, and benchmarks to compare performance against other companies. Further, it provides supply chain and inventory solutions to healthcare organizations; solutions to manage the end-to-end student and faculty lifecycle; and Workday Extend for customers and their developers to build custom applications. It serves professional and business services, financial services, healthcare, education, government, technology, media, retail, and hospitality industries. The company was formerly known as North Tahoe Power Tools, Inc. and changed its name to Workday, Inc. in July 2005. Workday, Inc. was incorporated in 2005 and is headquartered in Pleasanton, California.
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Today's Range

Now: $223.86
Low: $223.16
High: $225.46

50 Day Range

MA: $224.95
Low: $207.08
High: $260.90

2 Week Range

Now: $223.86
Low: $202.01
High: $311.28


182,028 shs

Average Volume

2,177,555 shs

Market Capitalization

$59.32 billion

P/E Ratio


Dividend Yield