InsiderSignal.AI

InsiderSignal.ai

WDAY - Workday, Inc.

Insider Sale by Duffield David A (10%)

1 Month
After Trade
Before Trade

Loading data...

Trade Summary

4 days ago, Duffield David A, serving as 10% owner at Workday, Inc. (WDAY), sold 107,500 shares at $132.67 per share, for a total transaction value of $14,262,350.00. Following this transaction, Duffield David A now holds 105,049 shares of WDAY.

This sale represents a 51.00% decrease in Duffield David A's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Friday, March 13, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, March 17, 2026, 4 days after the trade was made.

Workday, Inc. operates in the TECHNOLOGY sector, specifically within the SOFTWARE - APPLICATION industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.

Duffield David A

10%

David Albert Duffield, born in 1941, is an American software industry pioneer and billionaire philanthropist[[1]](https://www.ithistory.org/honor-roll/mr-david-dave-duffield)[[2]](https://www.thesoftwarereport.com/how-david-duffield-built-two-multi-billion-dollar-businesses-after-age-45/)[[8]](https://observer.com/person/david-duffield/). He earned a Bachelor's degree in Electrical Engineering and an MBA from Cornell University, beginning his career at IBM as a marketing representative and systems engineer before founding Information Associates and Integral Systems, early mainframe software companies focused on HR, accounting, and higher education applications[[1]](https://www.ithistory.org/honor-roll/mr-david-dave-duffield)[[3]](https://www.maddiesfund.org/dave-duffield.htm)[[4]](https://www.workday.com/en-us/company/about-workday/leadership/dave-duffield.html). Duffield co-founded PeopleSoft in 1987 with Ken Morris, serving as CEO and Chairman, growing it into the world's second-largest application software company with innovative client-server HRMS solutions before its $10.7 billion acquisition by Oracle in 2005[[1]](https://www.ithistory.org/honor-roll/mr-david-dave-duffield)[[2]](https://www.thesoftwarereport.com/how-david-duffield-built-two-multi-billion-dollar-businesses-after-age-45/)[[3]](https://www.maddiesfund.org/dave-duffield.htm). In 2005, at age 65, he co-founded Workday, Inc. with Aneel Bhusri, pioneering SaaS-based financial and human capital management software; he has served as co-CEO, Chairman (since 2014), Chief Customer Advocate, and currently holds the title of Co-Founder and CEO Emeritus[[1]](https://www.ithistory.org/honor-roll/mr-david-dave-duffield)[[2]](https://www.thesoftwarereport.com/how-david-duffield-built-two-multi-billion-dollar-businesses-after-age-45/)[[3]](https://www.maddiesfund.org/dave-duffield.htm)[[4]](https://www.workday.com/en-us/company/about-workday/leadership/dave-duffield.html)[[5]](https://www.comparably.com/companies/workday/david-albert-duffield). As a corporate insider, Duffield has engaged in recent trading activity at Workday, Inc. (WDAY), including a reported 10% trade[User Query]. Known for fostering unique corporate cultures emphasizing fun and customer service, he and his wife Cheryl founded Maddie's Fund in 1999, endowing it with over $300 million to promote no-kill animal shelters[[1]](https://www.ithistory.org/honor-roll/mr-david-dave-duffield)[[2]](https://www.thesoftwarereport.com/how-david-duffield-built-two-multi-billion-dollar-businesses-after-age-45/)[[3]](https://www.maddiesfund.org/dave-duffield.htm).

View full insider profile →

Trade Price

$132.67

Quantity

107,500

Total Value

$14,262,350.00

Shares Owned

105,049

Trade Date

Friday, March 13, 2026

4 days ago

SEC Filing Date

Tuesday, March 17, 2026

Filed 4 days after trade

TECHNOLOGYSOFTWARE - APPLICATION

About Workday, Inc.

Company Overview

No company information available
View news mentioning WDAY

💬 Want Deeper Insight?

Use our AI assistant to ask questions about this trade, the insider, or the company.

Chat with AI

Share this trade

https://insidersignal.ai/trade/4869253

🚀 Track Insider Trades in Real-Time

Create a free account to access our full database of insider trades, AI-powered analysis, price alerts, and discover what corporate executives are buying and selling.

Create Free AccountLearn More

✓ Free forever plan available  •  ✓ No credit card required  •  ✓ Cancel anytime