DUFFIELD DAVID A sold $18.9M of WDAY
DUFFIELD DAVID A sold 94,961 shares of Workday, Inc. (WDAY) at an average of $199.29 ($197.38–$204.92, $18.92M total) across 9 trades on 2026-09-01 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The disclosed sale reduces the insider's holding but does not indicate any operational change at Workday.
Market read
Primary insider sale filing; modest relevance for traders monitoring insider activity.
What to watch
Potential tax planning or diversification motives; no change in company fundamentals.
Background
Form 4 filings disclose insider transactions; a 10b5-1 plan allows pre‑scheduled sales.
Ticker impact
Insider David A. Duffield sold ~94,961 shares for $18.9M via a 10b5-1 plan, reducing his stake to 105,049 shares.
Possible modest downside pressure in the near term.
The sale amount is significant for a single insider and disclosed via a primary Form 4 filing, but no accompanying corporate news suggests a direct catalyst.
Market effects
Minimal; insider activity does not materially affect the broader enterprise software sector.
None; the filing is U.S.-focused.
Low; limited to investors tracking Workday.
Counterpoint
The sale could be a routine liquidity event under a pre‑arranged plan, not a bearish signal.
Key entities
- CompanyWorkday, Inc.
Enterprise cloud‑software provider.
- InsiderDavid A. Duffield
Co‑founder and 10% owner of Workday.


