10% Owner David A. Duffield Sells $18.4M in Workday Stock via Rule 10b5-1 Plan
Workday, Inc.
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Filing Summary
🚨 Insider Sale Alert: Workday, Inc. (WDAY)
Reporting Owner: David A. Duffield (10% Owner) Filing Date: October 5, 2026 | Transaction Date: October 1, 2026
- Transaction Type: Open Market Sale (Rule 10b5-1 Plan)
- Shares Sold: 98,446 Class A Common Stock
- Average Price: ~$187.35 (Prices ranged from $183.12 to $195.56)
- Total Transaction Value: $18,443,560.13
- Post-Transaction Holdings: 105,049 Class A Common Stock (Direct) & 35,679,814 Class B Common Stock (Direct via Trust)
Note: Shares were obtained via conversion of Class B Common Stock to Class A Common Stock on a 1:1 basis immediately prior to sale.
Comprehensive Analysis
Insider Transaction Overview
On October 1, 2026, David A. Duffield, co-founder and 10% owner of Workday, Inc. ($WDAY), converted 98,446 shares of Class B Common Stock into Class A Common Stock and subsequently sold all 98,446 Class A shares across multiple tranches at weighted average prices ranging from $183.86 to $194.77 per share.
Key Transaction Statistics
- Aggregate Consideration: ~$18.44M
- Weighted Average Sale Price: ~$187.35
- Transaction Plan: Executed pursuant to a pre-arranged Rule 10b5-1 trading plan adopted on December 2, 2025 by the David A. Duffield Trust dated July 14, 1988.
- Direct Remaining Holdings: 105,049 shares of Class A Common Stock and 35,679,814 shares of Class B Common Stock.
Significance & Context
- Trading Significance: High due to aggregate dollar volume ($18.44M), although routine under Rule 10b5-1 planning.
- Retained Ownership: Duffield retains substantial voting and economic control, holding over 35.6 million Class B common shares following this disposition.
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Important Disclaimer
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