Dudediligence.

Workday, Inc

WDAYNASDAQ · Services-Computer Processing & Data Preparation
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$561.8M

53 notices · 3,518,835 sh

Oct 2025 to Oct 2026

Reported ·

$349.7M

175 sales · 0 buys

Oct 2025 to Jun 2026

The two figures cover different periods.

All 175 reported sales carry the 10b5-1 box.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-10-01: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-28: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-23: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-18: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-15: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-10: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-04: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-09-01: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-07-10: MARK GARFIELD, Form 1442026-07-09: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-07-07: GERRIT KAZMAIER, Form 1442026-07-07: ZANE ROWE, Form 1442026-07-06: Enslin Robert, Form 1442026-07-06: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-30: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-25: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-22: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-17: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-12: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-09: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-04: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-06-01: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-04-10: MARK GARFIELD, Form 1442026-04-09: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-04-07: GERRIT KAZMAIER, Form 1442026-04-07: ZANE ROWE, Form 1442026-04-06: Enslin Robert, Form 1442026-04-06: DAVID A. DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-31: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-26: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-23: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-18: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-13: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-10: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-05: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-03-02: DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-01-08: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442026-01-08: MARK GARFIELD, Form 1442026-01-06: ZANE ROWE, Form 1442026-01-06: GERRIT KAZMAIER, Form 1442026-01-06: RICHARD SAUER, Form 1442026-01-05: Enslin Robert, Form 1442026-01-05: C ESCHENBACH JR. & A ESCHENBACHCO-TTEE ESCHENBACH FAMILY TRUST U/ADTD 04/15/2014, Form 1442026-01-02: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442025-12-23: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442025-12-19: GERRIT KAZMAIER, Form 1442025-12-16: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442025-12-15: The Dave & Cheryl Duffield Foundation, Form 1442025-12-02: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442025-10-10: Michael McNamara, Form 1442025-10-09: MARK GARFIELD, Form 1442025-10-08: THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, Form 1442025-10-07: RICHARD SAUER, Form 1442025-10-07: Rowe Zane, sold2025-10-07: Sauer Richard Harry, sold2025-10-08: DUFFIELD DAVID A, sold2025-10-09: Garfield Mark S., sold2025-10-10: MCNAMARA MICHAEL M, sold2025-12-02: DUFFIELD DAVID A, sold2025-12-16: DUFFIELD DAVID A, sold2025-12-19: Kazmaier Gerrit S, sold2025-12-23: DUFFIELD DAVID A, sold2026-01-02: DUFFIELD DAVID A, sold2026-01-05: Eschenbach Carl M., sold2026-01-05: Enslin Robert, sold2026-01-06: Rowe Zane, sold2026-01-06: Sauer Richard Harry, sold2026-01-06: Kazmaier Gerrit S, sold2026-01-08: DUFFIELD DAVID A, sold2026-01-08: Garfield Mark S., sold2026-03-02: DUFFIELD DAVID A, sold2026-03-05: DUFFIELD DAVID A, sold2026-03-10: DUFFIELD DAVID A, sold2026-03-13: DUFFIELD DAVID A, sold2026-03-18: DUFFIELD DAVID A, sold2026-03-23: DUFFIELD DAVID A, sold2026-03-26: DUFFIELD DAVID A, sold2026-03-31: DUFFIELD DAVID A, sold2026-04-06: DUFFIELD DAVID A, sold2026-04-06: Enslin Robert, sold2026-04-07: Rowe Zane, sold2026-04-07: Kazmaier Gerrit S, sold2026-04-09: DUFFIELD DAVID A, sold2026-04-10: Garfield Mark S., sold2026-06-01: DUFFIELD DAVID A, sold2026-06-04: DUFFIELD DAVID A, sold2026-06-09: DUFFIELD DAVID A, sold2026-06-12: DUFFIELD DAVID A, sold2026-06-17: DUFFIELD DAVID A, sold2026-06-22: DUFFIELD DAVID A, sold
under a ▼ salesize is dollars

Form 144 notices, newest first

2026-10-01DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
98,446 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-28DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
98,971 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-23DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
99,613 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-18DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
94,089 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-15DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
96,545 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-10DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
100,780 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-04DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
90,615 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-09-01DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$18.8M
94,961 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-07-10MARK GARFIELD, Chief Accounting Officer$126,996
918 shplan 2025-10-14Form 4s on file end Jun 23144 ↗
2026-07-09DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.8M
107,500 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-07-07GERRIT KAZMAIER, President, Prod. and Tech.$376,437
2,728 shplan 2025-09-19Form 4s on file end Jun 23144 ↗
2026-07-07ZANE ROWE, Chief Financial Officer$1,655,880
12,000 shplan 2025-03-07Form 4s on file end Jun 23144 ↗
2026-07-06Enslin Robert, President, CCO$714,661
5,374 shplan 2025-09-26Form 4s on file end Jun 23144 ↗
2026-07-06DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.6M
107,500 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-06-30DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$13.3M
107,500 shplan 2025-12-02Form 4s on file end Jun 23144 ↗
2026-06-25DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$12.7M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-29: sold 107,500 at $115.60 Form 4 ↗
2026-06-22DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$12.6M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-24: sold 107,500 at $114.25 Form 4 ↗
2026-06-17DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$13.6M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-18: sold 107,500 at $124.99 Form 4 ↗
2026-06-12DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.0M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-15: sold 107,500 at $128.52 Form 4 ↗
2026-06-09DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$15.5M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-11: sold 107,500 at $138.32 Form 4 ↗
2026-06-04DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$15.8M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-08: sold 107,500 at $149.56 Form 4 ↗
2026-06-01DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$15.7M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-06-03: sold 107,500 at $156.64 Form 4 ↗
2026-04-10MARK GARFIELD, Chief Accounting Officer$179,200
1,585 shplan 2025-10-14144 ↗
Form 4, 2026-04-14: sold 1,585 at $113.05 Form 4 ↗
2026-04-09DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$12.8M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-04-13: sold 107,500 at $112.33 Form 4 ↗
2026-04-07GERRIT KAZMAIER, President, Prod. and Tech.$1,213,660
9,356 shplan 2025-09-19144 ↗
Form 4, 2026-04-07: sold 9,356 at $128.39 Form 4 ↗
2026-04-07ZANE ROWE, Chief Financial Officer$778,320
6,000 shplan 2025-03-07144 ↗
Form 4, 2026-04-07: sold 6,000 at $128.22 Form 4 ↗
2026-04-06Enslin Robert, President, CCO$709,075
5,373 shplan 2025-09-26144 ↗
Form 4, 2026-04-07: sold 5,373 at $129.41 Form 4 ↗
2026-04-06DAVID A. DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.2M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-04-07: sold 107,500 at $129.60 Form 4 ↗
2026-03-31DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$13.8M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-04-02: sold 107,500 at $129.76 Form 4 ↗
2026-03-26DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$13.7M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-30: sold 107,500 at $128.35 Form 4 ↗
2026-03-23DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.6M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-25: sold 107,500 at $136.82 Form 4 ↗
2026-03-18DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.5M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-20: sold 107,500 at $132.58 Form 4 ↗
2026-03-13DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.4M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-17: sold 107,500 at $132.68 Form 4 ↗
2026-03-10DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$15.9M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-12: sold 107,500 at $142.18 Form 4 ↗
2026-03-05DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$15.4M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-09: sold 107,500 at $147.16 Form 4 ↗
2026-03-02DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$14.4M
107,500 shplan 2025-12-02144 ↗
Form 4, 2026-03-04: sold 107,500 at $134.40 Form 4 ↗
2026-01-08THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
82,884 shplan 2024-12-03144 ↗
Form 4, 2026-01-09: sold 82,884 at $209.75 Form 4 ↗
2026-01-08MARK GARFIELD, Chief Accounting Officer$201,216
953 shplan 2024-10-12144 ↗
Form 4, 2026-01-09: sold 953 at $209.56 Form 4 ↗
2026-01-06ZANE ROWE, Chief Financial Officer$1,253,400
6,000 shplan 2025-03-07144 ↗
Form 4, 2026-01-07: sold 6,000 at $208.75 Form 4 ↗
2026-01-06GERRIT KAZMAIER, President, Prod. and Tech.$785,255
3,759 shplan 2025-09-19144 ↗
Form 4, 2026-01-07: sold 3,759 at $208.73 Form 4 ↗
2026-01-06RICHARD SAUER, Chief Legal Officer & Secty$236,057
1,130 shplan 2025-06-12144 ↗
Form 4, 2026-01-07: sold 1,130 at $210.00 Form 4 ↗
2026-01-05Enslin Robert, President, CCO$4,565,673
22,185 shplan 2025-09-26144 ↗
Form 4, 2026-01-07: sold 22,185 at $210.18 Form 4 ↗
2026-01-05C ESCHENBACH JR. & A ESCHENBACHCO-TTEE ESCHENBACH FAMILY TRUST U/ADTD 04/15/2014, CEO$643,094
3,125 shplan 2025-10-06144 ↗
Form 4, 2026-01-07: sold 3,125 at $210.00 Form 4 ↗
2026-01-02THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
81,479 shplan 2024-12-03144 ↗
Form 4, 2026-01-06: sold 81,479 at $205.30 Form 4 ↗
2025-12-23THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
80,279 shplan 2024-12-03144 ↗
Form 4, 2025-12-29: sold 80,279 at $215.04 Form 4 ↗
2025-12-19GERRIT KAZMAIER, President, Prod. and Tech.$1,427,770
6,547 shplan 2025-09-19144 ↗
Form 4, 2025-12-23: sold 6,547 at $218.76 Form 4 ↗
2025-12-16THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
81,434 shplan 2024-12-03144 ↗
Form 4, 2025-12-18: sold 81,434 at $215.98 Form 4 ↗
2025-12-15The Dave & Cheryl Duffield Foundation, 10% Stockholder$3,367,350
15,000 shplan 2024-12-03no Form 4 on file144 ↗
2025-12-02THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
82,025 shplan 2024-12-03144 ↗
Form 4, 2025-12-04: sold 82,025 at $212.19 Form 4 ↗
2025-10-10Michael McNamara, Director$1,268,201
5,393 shplan 2025-07-10144 ↗
Form 4, 2025-10-14: sold 5,393 at $235.16 Form 4 ↗
2025-10-09MARK GARFIELD, Chief Accounting Officer$456,249
1,915 shplan 2024-10-12144 ↗
Form 4, 2025-10-14: sold 1,915 at $238.96 Form 4 ↗
2025-10-08THE DAVID A DUFFIELD TRUST U/T/A 7/14/88, 10% Stockholder$17.5M
75,053 shplan 2024-12-03144 ↗
Form 4, 2025-10-10: sold 75,053 at $236.35 Form 4 ↗
2025-10-07RICHARD SAUER, Chief Legal Officer & Secty$552,995
2,320 shplan 2025-06-12144 ↗
Form 4, 2025-10-07: sold 2,320 at $235.87 Form 4 ↗