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Who

David A. Duffield

10% owner

Company insider

Files Form 4 as: Chairman, Workday.

Every Form 4 they filed

In numbers

Trades disclosed
1,702
Buys
0
Sells
222
Bought
$0
Sold
$5.1B
Companies
1
Companies where not an officer
0
First trade
17 Oct 2012
Last trade
9 Oct 2026
Last filed
13 Oct 2026

Companies traded

Where they are an officer
WDAY WorkdayDirector, Officer, 10% owner · Payments & Processors · last 9 Oct 20260 buys · 222 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
80Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Code C—99,835 at $0.00filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$8.7M46,607 at $186.36filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$2.7M14,294 at $186.92filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$2.7M14,228 at $188.19filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$2.4M12,732 at $189.36filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$2.0M10,472 at $190.13filing
9 Oct 2026filed 13 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$287K1,502 at $190.96filing
9 Oct 2026filed 13 Oct 2026WDAY Workdayoption or derivative · Payments & ProcessorsSEC FORM 4 Code C—99,835 at $0.00filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Code C—99,228 at $0.00filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$517K2,800 at $184.80filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$1.9M10,284 at $185.86filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$8.6M45,984 at $186.66filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$1.9M10,054 at $187.77filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$3.7M19,534 at $188.64filing
6 Oct 2026filed 7 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$2.0M10,572 at $189.39filing
6 Oct 2026filed 7 Oct 2026WDAY Workdayoption or derivative · Payments & ProcessorsSEC FORM 4 Code C—99,228 at $0.00filing
1 Oct 2026filed 5 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Code C—98,446 at $0.00filing
1 Oct 2026filed 5 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$115K600 at $192.26filing
1 Oct 2026filed 5 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$893K4,600 at $194.03filing
1 Oct 2026filed 5 Oct 2026WDAY WorkdayPayments & ProcessorsSEC FORM 4 Sold$292K1,500 at $194.77filing

The newest 500 lines are listed; the numbers count every line.

Sectors

Financials222

Buys in green, sells in red, by the company’s sector.

Related people

Mark S. GarfieldChief Accounting Officer · Chief Accounting Officer at Workday, filing Form 4 there in the last year
Aneel BhusriCEO · CEO at Workday, filing Form 4 there in the last year
Gerrit S. KazmaierPresident, Prod. and Tech. · President, Prod. and Tech. at Workday, filing Form 4 there in the last year
Zane RoweChief Financial Officer · Chief Financial Officer at Workday, filing Form 4 there in the last year
Richard Harry SauerChief Legal Officer & Secty · Chief Legal Officer & Secty at Workday, filing Form 4 there in the last year
Robert EnslinPresident, CCO · Also traded WDAY in the last 90 days
Michael T. McCaulRepresentative, TX-10 · Also traded WDAY in the last 90 days
Gilbert Ray Cisneros, Jr.Representative, CA-31 · Also traded WDAY in the last 90 days