WDAY

Workday, Inc.

NasdaqTechnologyServices-Computer Processing & Data Preparation

Insider activity for last month from 08/10 to 09/10. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Latest filingSep 09, 2026Most recent Form 4
Total buying$00 buys
Total selling$1.79B8 sells
Net open-market-$1.79B4 insiders
Open-market mix
Buy vs sell distribution by transaction count
8 transactions
0 buys0%·100%8 sells

Insider activity report

Monthly open-market purchase and sale counts
Buys Sells
1050-5-10transactionsAugSep 2026 sells: 8 transactions · $1.79B8Sep

Transaction codes

By Form 4 transaction code in selected period
13transactions
  • S · Open-market sells · dominant8 · 62%
  • F · Tax withholding3 · 23%
  • C · Code C2 · 15%

Activity by reported role

A joint filing can contribute to multiple roles
15transactions
  • 10% owner · dominant10 · 67%
  • PRES2 · 13%
  • CCO1 · 7%
  • Chief financial officer1 · 7%
  • PT1 · 7%

Distinct insiders active

Reporting-owner CIKs by month · peak Sep 2026 (4)
Aug 2026Sep 2026
4distinct insiders in 2 months

Reported Holdings After

Separated by insider, security, and ownership type
Duffield David AClass A Common Stock · Direct
195.7k105.0kSep 04, 2026 · 195,664 shares owned afterSep 04, 2026 · 175,757 shares owned afterSep 04, 2026 · 181,998 shares owned afterSep 04, 2026 · 105,049 shares owned afterSep 04, 2026 · 105,649 shares owned afterSep 04, 2026 · 106,249 shares owned afterSep 04, 2026 · 106,473 shares owned afterSep 04, 2026 · 114,104 shares owned afterSep 04, 2026 · 144,152 shares owned afterSep 04, 2026Sep 04, 2026
144,152Sep 04, 2026
Duffield David AClass B Common Stock · Direct
36.3M36.3MSep 04, 2026 · 36,268,258 shares owned afterSep 04, 2026Sep 04, 2026
36,268,258Sep 04, 2026
Enslin RobertClass A Common Stock · Direct
237.2k237.2kSep 05, 2026 · 237,241 shares owned afterSep 05, 2026Sep 05, 2026
237,241Sep 05, 2026
Kazmaier Gerrit SClass A Common Stock · Direct
263.0k263.0kSep 05, 2026 · 263,019 shares owned afterSep 05, 2026Sep 05, 2026
263,019Sep 05, 2026
Rowe ZaneClass A Common Stock · Direct
285.7k285.7kSep 05, 2026 · 285,652 shares owned afterSep 05, 2026Sep 05, 2026
285,652Sep 05, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells red
1 active days
Aug 10Sep 10
LessMore
Top insiders
By absolute net value across the selected period
4 insiders
  • DA
    Duffield David A10% · rank 1 · 0 buys · 8 sells
    -$18.0Mlast 09/09/undefined
  • KS
    Kazmaier Gerrit SPRES, PT · rank 2 · 0 buys · 0 sells
    -$659.6klast 09/09/undefined
  • RZ
    Rowe ZaneCFO · rank 3 · 0 buys · 0 sells
    -$549.8klast 09/09/undefined
  • ER
    Enslin RobertPRES, CCO · rank 4 · 0 buys · 0 sells
    -$436.2klast 09/09/undefined
Recent filing activity
Most recent 12 transactions · color = transaction code

Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale$626M
10b5-1 detected10
Amended rows0

Filing-only signals

Deterministic matches in the selected period

No filing-only signal badges matched this period.

WDAY transaction history

Filters apply within this company and selected period by default
Reset
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
WDAYRowe Zane
CFO
withholding2.80k-$54.9MF0.0%09/0909/05
WDAYKazmaier Gerrit S
PRESPT
withholding3.36k-$65.9MF0.0%09/0909/05
WDAYEnslin Robert
PRESCCO
withholding2.22k-$43.6MF0.0%09/0909/05
WDAYDUFFIELD DAVID A
10%
unknown10b5-190.6k$0C0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-1600-$12.2MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-1600-$12.1MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-1224-$4.49MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-17.63k-$152MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-130.0k-$597MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-131.6k-$626MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-16.24k-$122MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
sale10b5-113.6k-$267MS0.0%09/0909/04
WDAYDUFFIELD DAVID A
10%
unknown10b5-190.6k$0C0.0%09/0909/04

Workday, Inc. Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at Workday, Inc.?

Rowe Zane, Kazmaier Gerrit S, Enslin Robert, DUFFIELD DAVID A.

When was the latest reported open-market purchase?

No code-P purchase is available for this period.

When was the latest reported open-market sale?

Duffield David A reported a sale on Sep 04, 2026 valued at $12.2M. Read the SEC filing.

What is the recent purchase and sale balance?

Net open-market selling in the selected period was $17,954,367.64. Sales can occur for many non-investment reasons.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.