DUFFIELD DAVID A sold $19.1M of WDAY
DUFFIELD DAVID A sold 99,613 shares of Workday, Inc. (WDAY) at an average of $192.14 ($188.92–$193.62, $19.14M total) across 6 trades on 2026-09-23 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The transaction size ($19.1M) is material for Workday and may influence short‑term sentiment.
Market read
Primary relevance is to Workday shareholders; broader market effect is limited.
What to watch
Potential tax planning or diversification motives for the insider that do not reflect company outlook.
Background
SEC Form 4 filing discloses insider transactions; this is the first public report of Duffield's sale.
Ticker impact
Insider David Duffield sold 99,613 Workday shares for $19.1M on 2026-09-23 via a 10b5‑1 plan.
modest downward pressure over the next few days
A 10% owner offloading $19M of stock is material for a mid‑cap; markets often react negatively to insider sell signals.
Market effects
Minimal impact on the broader enterprise‑software sector; insider activity is company‑specific.
U.S. equity markets may see slight bearish bias in the tech segment.
Limited; the filing is U.S.‑centric and does not affect global macro factors.
Counterpoint
The sale could be a routine liquidity event unrelated to fundamentals, so price impact may be negligible.
Key entities
- InsiderDavid Duffield
Co‑founder and 10% owner of Workday
- CompanyWorkday, Inc.
Enterprise‑software provider listed on NYSE


