$WDAY

DUFFIELD DAVID A sold $18.0M of WDAY

DUFFIELD DAVID A sold 90,615 shares of Workday, Inc. (WDAY) at an average of $198.14 ($195.81–$204.05, $17.95M total) across 8 trades on 2026-09-04 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · DUFFIELD DAVID A
Published Sep 9, 2026, 9:52 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 9, 2026, 9:57 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$WDAY
Bearish
medium confidence
Mentioned
$WDAY
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$WDAYBearishLow
01

Why it matters

The disclosed sale reduces the insider's ownership to 105,049 shares, indicating a notable stake reduction.

02

Market read

Primary insider sale filing; modest trading relevance.

03

What to watch

Potential tax planning or diversification motives for the insider.

Relevance 6/10Novelty 6/10Timing: post‑market 2026‑09‑04

Background

Form 4 filing discloses insider transactions required by SEC regulations.

Company-level read

Ticker impact

$WDAYBearishMedium confidence
Context

Insider David A. Duffield sold ~18M USD of Workday shares via a 10b5‑1 plan on 2026‑09‑04.

Expected impact

Possible modest downside pressure over the next few days.

Evidence & confidence

The sale represents a significant stake reduction (~15% of holdings) and is disclosed via a primary Form 4 filing.

Market effects

Minimal impact on the broader enterprise‑software sector.

Limited to U.S. markets where Workday trades.

Low global relevance.

Counterpoint

The sale could be a routine liquidity event unrelated to company outlook.

Key entities

  • Workday, Inc.

    Enterprise‑software provider.

  • David A. Duffield

    Co‑founder and 10% owner of Workday.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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