Workday 10% Owner David A. Duffield Disposes 99,835 Shares Under Rule 10b5-1 Plan

Transaction Analysis: Workday, Inc. ($WDAY)

Overview

On October 9, 2026, David A. Duffield, a 10% beneficial owner and co-founder of Workday, Inc., converted 99,835 shares of Class B Common Stock into Class A Common Stock on a 1-for-1 basis and disposed of the full amount across multiple open-market transactions. The total proceeds generated from the sales equal approximately $18.74 million.

Key Details

• Insider: David A. Duffield (10% Owner)
• Transaction Date: October 9, 2026
• Filing Date: October 13, 2026
• Total Shares Sold: 99,835 Class A shares
• Weighted Average Sale Prices: Ranging from $186.36 to $190.96 per share
• Plan Details: Sales were executed pursuant to a pre-arranged Rule 10b5-1 trading plan established on December 2, 2025.
• Direct/Indirect Ownership: Held directly via the David A. Duffield Trust dated July 14, 1988, of which Mr. Duffield is the trustee and sole beneficiary.

Post-Transaction Holdings

• Class A Common Stock: 105,049 shares
• Class B Common Stock: 35,480,751 shares

Market & Governance Significance

Because the sale was executed under a pre-established Rule 10b5-1 plan, it represents routine liquidity rather than a discretionary market-timing trade. Furthermore, the 99,835 shares sold represent a fractional percentage (<0.3%) of Duffield's total equity stake in the company, which remains substantial at over 35.48 million Class B shares.