DUFFIELD DAVID A sold $16.1M of WDAY
DUFFIELD DAVID A sold 107,500 shares of Workday, Inc. (WDAY) at an average of $149.56 ($148.52–$152.22, $16.08M total) across 5 trades on 2026-06-04 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
A 10% owner sold ~$16.1M of WDAY shares in an open-market transaction under a Rule 10b5-1 plan; this is new information but typically has muted fundamental implications.
Market read
Traders may monitor WDAY for short-term sentiment effects from insider selling, but the 10b5-1 designation suggests limited informational edge.
What to watch
The net holdings after the sale (105,049 shares) and the fact it was executed across multiple trades may further reduce any single-day interpretive impact.
Background
The article is an SEC Form 4 insider transaction disclosure for Workday, Inc. (WDAY).
Ticker impact
Workday disclosed a 10% owner open-market sale of 107,500 shares via a Rule 10b5-1 plan on June 4, totaling ~$16.1M.
Low-to-moderate downside bias for the next few sessions; likely limited follow-through given 10b5-1 pre-arrangement.
The filing is a primary-source Form 4, but it specifies a pre-arranged 10b5-1 plan, which typically dampens interpretive value versus discretionary sales.
Market effects
Limited read-across to enterprise software; this is company-specific insider activity.
None indicated.
None indicated.
Counterpoint
Because the sale is explicitly under a pre-arranged 10b5-1 plan, it may reflect liquidity/portfolio management rather than bearish fundamentals.
Key entities
- issuerWorkday, Inc.
Subject of the Form 4 insider sale disclosure.
- insiderDUFFIELD DAVID A
10% owner who executed the open-market sale under a pre-arranged 10b5-1 plan.

